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Class   65	GLASS MANUFACTURING
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376

PROCESSES OF MANUFACTURING FIBERS, FILAMENTS, OR PREFORMS

377

With measuring, controlling, sensing, programming, timing, indicating, or testing

378

Optical property

379

Fluid pressure

380

Molten material level

381

Winder or puller movement

382

Diameter or coating thickness

384

Temperature

385

Process of manufacturing optical fibers, waveguides, or preforms thereof

386

Planar waveguides

387

Forming lens integral with optical fiber

388

Nonoxygen halide glass (e.g., metal halide, etc.)

389

Nonoxygen chalcogenide glass containing

390

Scandium (Sc), yttrium (Y), or rare earth doped core or preform (i.e., atomic numbers 21, 39, 57-72)

391

Plasma utilized

392

Laser utilized

393

Hollow optical fibers or waveguides

394

Ion implantation

395

Sol-gel or liquid phase route utilized

396

Sonic or ultrasonic energy utilized (e.g., homogenizing, dispersing, etc.)

397

Fluorine doping

398

Germanium or boron containing

399

Incorporating dopant into porous body

400

Ion exchange utilized

401

Extruding

402

Producing bent, crimped, twisted, textured, or curled optical fibers or waveguides

403

Producing noncircular optical fibers or waveguides (e.g., particular cross section, etc.)

404

With step of casting or forming nonfiber workpiece (e.g., molding liquid preform, shaping molten glass against a forming surface, etc.)

405

Utilizing multiple crucibles or multiple feed streams of molten glass

406

Joining or bonding optical fibers, waveguides, or preforms (e.g., coupling, etc.)

407

End to end (i.e., butt end joining)

408

Side to side

409

Having plural adjacent fibers or rods sheathed (i.e., bundle) in tube or enclosure

410

By fusing preformed fibers without attenuating stock material

411

With stretching or drawing

412

Rod placed inside of tube

413

With step of vapor deposition

414

Forming optical fiber or fiber preform by soot buildup (i.e., vapor axial deposition, VAD)

415

Forming glass layers with graded or radially varying refractive index

416

Consolidation in situ (e.g., sintering, etc.)

417

Inside of tube or hollow form by soot buildup

418

Elongated material feed means within tube (e.g., reactant feed means place inside of tube, etc.)

419

With step of collapsing tube

420

Maintaining isotropic conditions inside of tube

421

Outside of tube or rod by soot buildup

422

With dehydration (e.g., OH removal, etc.)

423

Inorganic carbon, metal oxide, or inorganic nitrogen containing material deposited (e.g., elemental carbon, carbides, nitrides, etc.)

424

Inert, nonoxidizing, or reducing environment

425

Electromagnetic, magnetic, wave, or particulate energy utilized

426

Drying, dehydration, OH removal or prevention

427

Consolidating preform (e.g., sintering, etc.)

428

Collapsing tube

429

With etching or leaching

430

With significant coating step

431

Free metal or metal alloy containing coating

432

Synthetic or natural resin containing coating

433

With cutting or severing

434

With quench cooling (e.g., forced air or cryogenic immersion, etc.)

435

With fiber stretching, drawing, or pulling (e.g., from rod, etc.)

436

Plasma utilized

437

Producing noncircular fibers (e.g., particular cross section, flat, elliptical, etc.)

438

Producing crimped, twisted, or curled fibers (e.g., textured, etc.)

439

Producing hollow fibers or tubular preforms

440

Sol-gel route or ion exchange utilized

441

Electromagnetic, magnetic, wave, or particulate energy utilized

442

Composite fiber matrix (e.g., carbon or metal fiber with glass matrix or vice versa, etc.)

443

With coating (e.g., lubricant, sizing, etc.)

444

Glass (i.e., nonoptical fiber, metal oxide)

445

Free metal or alloy containing

446

Vapor deposition of free metal or free metal containing material

447

Synthetic resin, natural resin, or asphalt coating

448

Organic silicon containing (e.g., coupling agent, etc.)

449

Asphalt

450

Thermosetting or themoplastic resin

451

Nitrogen or phenol containing

452

With severing

453

With advancing, gathering, or winding continuous fiber or filament

454

Formation of fiber or preform utilizing fluid blast (e.g., from molten glass, etc.)

455

During slinging or rotary-centrifugal fiber distribution

456

Depositing molten glass on periphery of rotating fiberizing means (e.g., disc, rotor, wheel, etc.)

457

Specified composition of slinger or rotary-centrifugal fiber distributor

458

Fluid blast guide, baffle, or deflector

459

Centrifuge with fiberizing holes

460

Adjacent combustion chamber, burner, or blower utilized

461

Having at least two concentric burners or blowers

462

Solid fibers comminuted by fluid blast

463

Specified nozzle opening or configuration (e.g., opening size, cross section, etc.)

464

Fluid discharge skirt or shield utilized

465

Attenuation by fluid blast contacting glass

466

Plural fluid blasts or jets contacting single glass stream

467

Fluid blast penetrated transversely by jet (e.g., toration, etc.)

468

Flame or combustible fluid blast utilized

469

By slinging or rotary-centrifugal fiber distribution (i.e., without fluid blast)

470

Centrifuge with fiberizing holes

471

With bushing flood prevention, removal, or breakout prevention

472

With chemical etching or leaching

473

With removal of coating (e.g., desizing, oxidizing coating, etc.)

474

With purifying or homogenizing molten glass (e.g., removing bubbles, etc.)

475

With fiber drawing or pulling (e.g., attenuating, etc.)

476

By modifying fluid pressure (e.g., vacuum, reduced or superatmospheric pressure, etc.)

477

Drawing fiber from rod

478

Fluid assisted attenuation or directing of fiber or filament

479

Reeling or winding

480

Cutting or severing

481

Cooling of molten glass at forming area (e.g., cooling fins, etc.)

482

With charging or pretreatment of batch material (e.g., gas heating, crushing, etc.)

483

FIBER MAKING APPARATUS

484

With measuring, controlling, sensing, timing, inspecting, indicating, or testing means

485

By optical means or of optical property

486

Winder or puller movement (e.g., drawing sensor, etc.)

487

Having fiber breakout detection, compensation, or prevention means

488

Temperature

489

Fluid pressure

490

Molten glass level (e.g., sensor, check valve, etc.)

491

Diameter or coating thickness

492

With designated composition of dies, bushings, or nozzles

493

Platinum group metal containing (i.e., ruthenium (Ru), rhodium (Rh), osmium (Os), iridium (Ir), palladium (Pd), platinum (Pt))

494

With means to form hollow fiber or preform

495

With specified bushing, tip, or feeder structure

496

Tipless

497

Noncircular tip opening (e.g., elliptical, polygonal, etc.)

498

With cooling means for bushing (e.g., orifice plate cooling, etc.)

499

With heating means for bushing

500

With means to align preform with drawing apparatus or form multifilament fibers (e.g., gathering shoe, etc.)

501

With fiber splicing or coupling means (e.g., fusion splicing, end to end, side to side, etc.)

502

With multiple crucible or multichamber system

503

With cleaning means

504

With crimping or curling means

505

With means to distribute fibers across collecting surface (e.g., blower, mechanical distribution means, reciprocating, oscillating, etc.)

506

With assorting means

507

With means for heating newly formed filament, fiber, or preform

508

Having means to shape or modify

509

Electric or electromagnetic heating utilized (e.g., induction heat, etc.)

510

With means for cooling newly formed fiber, filament, or preform (e.g., nascent fiber, etc.)

511

With cooling surfaces or fins

512

Fluid cooling agent circulated

513

Gas column (e.g., generally upward gas stream, etc.)

514

Liquid stream or spray

515

Specified composition of slinger or rotary-centrifugal fiber forming means

516

Rotary-centrifugal fiber forming means (e.g., slinger, rotary disc, no fiberizing holes, etc.)

517

Having fluid blast means for contacting glass

518

With fluid blast guide, baffle, or deflector

519

Having means to pass cooling fluid through apparatus

520

Depositing glass on periphery of rotating fiber forming means (e.g., disc, rotor, wheel, etc.)

521

Centrifuge with fiberizing holes (e.g., rotor, etc.)

522

Having adjacent combustion chamber, burner, or blower utilized

523

With at least two concentric blowers or burners

524

With fluid blast means

525

Having specified nozzle opening size or nozzle cross section

526

Having fluid discharge skirt or deflector

527

Toration means utilized

528

Combustion or flame attenuation

529

Having coating or treating means

530

Having gas feeding or withdrawal means

531

Having soot forming flame hydrolysis burner (e.g., flame oxidation, etc.)

532

With means for recovery, recirculation, or elimination of excess gas feed or coating material

533

With drawing means

534

Movable furnace or bushing (e.g., rotatable, reciprocating, etc.)

535

Pulling wheels or rolls

536

With severing

537

From rod stock

538

With fluid assisting means

539

With winding means

540

With furnace charging means

17.1

PROCESSES

17.2

Sol-gel or liquid phase route utilized

17.3

With shaping of particulate material and subsequent fusing of particles

17.4

Including flame or gas contact

17.5

Employing nonoxide additive

17.6

With treatment subsequent to fusing

19

Slag, utilization

20

Foaming of slag

21.1

Self-supporting particle making (e.g., bead, ball, granule, etc.)

21.2

By molten glass comminuting

21.3

Spheroidizing or rounding of solid glass particles

21.4

Hollow or porous particle

21.5

With mechanical shaping or subdividing

22

With pore forming in situ

23

With destruction or delamination of transitory attached or associated separate material

24

Utilizing parting or lubricating layer

25.1

Providing a gaseous layer between glass and apparatus

25.2

Sheet

25.3

Formed from molten glass

25.4

Reshaping

26

Coating of apparatus

27

Repairing or cleaning of apparatus; or batch dust prevention or control

28

With glass reclaiming, repairing or crack run interruption

29.1

With program, time, or cyclic control

29.11

Electric computer or data processing system utilized

29.12

With measuring, sensing, inspecting, indicating, or testing

29.13

Combustion chamber atmosphere

29.14

Diameter, width, or thickness of formed article

29.15

Fluid pressure

29.16

Batch or feed material

29.17

Level or flow of molten material

29.18

Magnetic, electromagnetic, or wave energy utilized (e.g., light, infrared, ultrasonic, etc.)

29.19

Temperature

29.21

Of molten glass

30.1

With chemically reactive treatment of glass preform

30.11

To enhance the ability to darken or change color in response to radiation exposure (e.g., photochromic)

30.12

To hydrate the glass

30.13

With metal ion penetrating into glass (i.e., ion exchange)

30.14

To temper or strengthen the glass

31

By etching or leaching

32.1

Operating under inert or reducing conditions

32.2

With bonding or sealing

32.3

With crystallization or photochromism or phase separation

32.4

With coating

32.5

With forming glass from molten state, with treatment of molten glass, or with drawing of glass in softened state

33.1

Devitrifying glass or vitrifying crystalline glass (e.g., starting with or forming crystalline glass, etc.)

33.2

Electromagnetic radiation or resulting heat utilized (e.g., gamma rays, X-rays, atomic particles UV, visible, IR, actinic, laser, microwave or radio wave, etc.)

33.3

Halogen containing phase (e.g., crystalline or noncrystalline, etc.)

33.4

With coating

33.5

With fusion bonding glass to a formed part (e.g., devitrified seals, glass to metal, etc.)

33.6

Glass applied in powdered form (i.e., frit)

33.7

Alumino-silicate containing phase

33.8

Containing at least 3 percent lithium or lithium oxide (e.g., spodumene, eucryptite, petalite, etc.)

33.9

Forming product or preform from molten glass

34

With sealing off of gas evacuating opening

35

With vibrating, oscillating or agitating a preform

36

Fusion bonding of glass to a formed part

37

Lens making

38

With bonding of at least three formed parts

39

With molding or reshaping of glass to assume shape of configured lens part during bonding

40

Dielectric or joule effect heating of work

41

With annealing or tempering of glass

42

Bonding of subassembly with subsequent assembly and bonding (formed parts only)

43

By or with coating at joint interface of a formed part prior to bonding

44

With embossing or corrugating

45

With glass part forming from shapeless molten glass

46

With blowing to shape glass

47

In mold cavity

48

And bonding to part in same mold cavity

49

Bonding to metal formed part

50

Forming and bonding glass sheet to metal part

51

Contacting metal with molten glass prior to forming sheet

52

Forming of plural glass sheets

53

Forming plural sheets or sheet-like streams from same source

54

With reshaping glass preform prior to assembly or subsequent to bonding

55

Prior to assembly

56

With severing, perforating, or breaking of glass

57

Relative rotation of work and heating means

58

Of parts having opposed facing areas out of contact (e.g., building blocks)

59.1

Of glass to metal part

59.2

Maintaining cavity in glass

59.21

Glass applied in powdered (i.e., frit) form

59.22

Named fusible bonding material employed

59.23

With firing in vacuum, in inert atmosphere, or in pumped in gas

59.24

Metal part outside of glass part

59.25

Metal part inserted through hole or into groove in glass part

59.26

Metal part forced through or into softened glass part (e.g., pinch sealing, etc.)

59.27

Metal part coaxial with and inside of glass part

59.28

Relative movement or manipulation of parts during or immediately preceding fusion

59.3

More than two parts in overlaying series (noncavity)

59.31

Metal part inserted through hole or into groove in glass part

59.32

Metal part forced through or into softened glass part (e.g., pinch sealing, etc.)

59.33

Relative movement or manipulation of parts during or immediately preceding fusion

59.34

Metal part outside of glass part

59.35

Metal part coaxial with and inside of glass part

59.4

Metal part outside of glass part

59.5

Glass applied in powdered (i.e., frit) form

59.6

Metal part coaxial with and inside of glass part

59.7

Metal part forced through or into softened glass part (e.g., pinch sealing, etc.)

60.1

With coating

60.2

Plural diverse layers

60.3

Organic coating

60.4

Free metal coating

60.5

Oxide coating

60.51

From inorganic metal salt

60.52

From organic metal compound

60.53

From inorganic oxides or hydroxides

60.6

Free carbon containing coating

60.7

Inorganic metal salt containing coating

60.8

Silicon containing coating

61

With wearing away of surface material (e.g., abrading or grinding)

62

Combined

63

Sequentially forming, reheating, and working

64

Reshaping

65

Forming and fire polishing or product

66

Forming product or preform from molten glass

67

Converting sheet to hollow product or hollow product to sheet

68

Initial forming of hollow product or preform in mold cavity

69

With annealing or tempering

70

With severing of formed product

71

Spreading of molten glass by rotation

72

With charging of mold cavity

73

By suction from upper surface of "pool"

74

With sequential blowing in charged cavity

75

Through orifice in bottom wall of dispenser

76

With additional diverse shaping step

77

With additional forming step

78

Diverse

79

Press and blow

80

In separate lines

81

By differential gas pressure

82

Reshaping of hot parison in mold cavity to form hollow article

83

With positive cooling of product or molten glass at forming area

84

By direct gaseous contact

85

Of glass product

86

Drawing and simultaneously forming hollow stock from molten glass

87

With additional shaping, or severing, or perforating

88

Vertically drawing upwardly while applying fluid internally of stock

89

Forming hollow stock by surface filming

90

Sheet

91

With application of lateral tension to edge portion of moving sheet

92

With smoothing subsequent to sheet formation

93

With reshaping or surface deformation

94

Subsequent to formation

95

With annealing or tempering

96

Conveying at different rate than speed of formation

97

With severing or perforating

98

Simultaneously forming plural separate sheets

99.1

By or with pouring molten glass onto forming surface

99.2

Utilizing molten metal forming surface

99.3

Maintaining molten metal temperature

99.4

Treating or removing impurities in molten metal or glass

99.5

Maintaining or adjusting sheet width or thickness

99.6

By nonmechanical means

100

Onto moving roll or platen

101

Through bite of rolls

102

Reshaping or surface deformation of glass preform

103

Utilizing heat shield or heat-sink

104

With annealing, tempering, or fire-polishing

105

With severing or perforating

106

Reshaping of planar sheet

107

By sagging by gravity on mold surface

108

Reshaping of tubular preform, retaining cavity

109

During rotation

110

Utilizing vacuum or gas pressure

111

Glass preform treating

112

With severing or preforating

113

By or with flame

114

Tempering

115

Differential or localized

116

Quenching in liquid bath

117

Annealing

118

During conveying

119

Annealing by direct contact with gaseous heat exchange medium

120

By flame

121

Blending of separate molten glass streams

122

Charging of molten glass into mold cavity

123

By gravity and severing subsequent to charging mold cavity

124

By suction

125

Gathering from upper surface of glass pool

126

Discharging molten glass downwardly through orifice

127

With gob shaping or treating subsequent to discharge through orifice

128

With temperature modification at orifice

129

Regulating or arresting of flow into or out of orifice

130

With or by differential gas pressure

131

With segregation prior to discharge

132

With segregation prior to discharge

133

Severing of molten glass stream

134.1

Fining or homogenizing molten glass

134.2

Subatmospheric pressure or vacuum utilized

134.3

Melt accelerator or color modifier utilized (e.g., fining agent, etc.)

134.4

Oxygen enriched or nitrogen reduced gas utilized (i.e., modified air)

134.5

By injecting gas below surface of molten glass

134.6

Exhaust or top gas treated or recycled

134.7

Rotating furnace or chamber utilized (e.g., crucible, etc.)

134.8

By melting toxic or waste material

134.9

By eliminating gaseous inclusions (e.g., bubbles, etc.)

135.1

Glass conditioning channel section utilized

135.2

By agitating

135.3

Mechanical stirrers utilized

135.4

Spiral

135.6

Electric furnace utilized (e.g., induction or radiant heat from electric source, etc.)

135.7

With submerged electrodes

135.8

Melting in separate zone of glass furnace

135.9

By charging batch material

136.1

Preheating batch material

136.2

Directing batch feed to float on molten glass surface

136.3

Burner directed towards batch or melt

136.4

By cooling molten glass

137

Cooling of molten glass

138

ELECTRONIC ENVELOPE HEADER, TERMINAL, OR STEM MAKING MEANS

139

With means inserting wire into glass

140

By press mold

141

MELT DISINTEGRATOR AND SOLIDIFIER INCLUDING FLUID-MELT CONTACT MEANS

142

PARTICULATE BEAD OR BALL MAKING APPARATUS (E.G., PIN HEADING)

143

By rolling means

144

MEANS SHAPING PREFORM FROM GRANULAR MATERIAL WITH FUSION MEANS

145

PLURAL SOURCES FEEDING DIVERSE GLASS MELTS TO COMMON FORMING MEANS

146

WITH MEANS TO FEED DIVERSE MATERIAL TO GLASS WORKING MEANS

147

Wire laminating means

148

Sheet rolling means

149

Sandwiching wire between opposed glass feeds

150

Roll coacting with platen

151

Embedding means on roll

152

FUSION BONDING MEANS

153

Concentric body making (e.g., vacuum bottle making, etc.)

154

Glass to metal

155

Electronic device making

156

With article molding means

157

MEANS PROVIDING SPECIAL ATMOSPHERE

158

WITH SIGNAL, INDICATOR, INSPECTION MEANS, REGISTER, OR RECORDER

159

WITH APPARATUS SAFETY MEANS

160

CONTROL RESPONSIVE TO CONDITION SENSING MEANS

161

Glass working fluid or treating fluid control

162

Temperature or heater control

163

Speed control

164

Molten glass dispenser or gatherer control

165

WITH REJECT CATCHER, DEFLECTOR, OR HOLDER

166

PERFORATOR FOR ARTICLE OR PREFORM

167

CONVERTIBLE TO DIFFERENT OPERATION

168

WITH POSITIVE CLEANING MEANS FOR APPARATUS

169

WITH MEANS PROVIDING PARTING MATERIAL

170

WITH APPARATUS LUBRICATING MEANS

171

WITH REPAIR, ASSEMBLY, OR DISASSEMBLY MEANS FOR APPARATUS

172

To replace worn or damaged parts

173

To provide alternately used parts

174

WITH MECHANICAL CUTTER, SCORER, OR SCRIBER FOR ARTICLE OR PREFORM

175

With annealing means

176

Running length

177

Associated with article mold

178

WITH AGITATOR FOR MOLTEN OR SOFT GLASS

179

Delivery area associated

180

Orifice associated

181

COMBINED

182.1

WITH FLUID SUPPORT FOR ARTICLE OR PREFORM

182.2

Gaseous support

182.3

Means for treating or maintaining molten metal

182.4

Including preform width maintaining or stretching mean

182.5

Structure or composition of lining material or arrangement with shell

183

EXTRUSION DIE FORMER WITH UPSTREAM DISCHARGE ASSISTANT

184

MEANS CHARGING CONTINUOUS FILM OR STRIP TO SEPARATE AND DISTINCT FORMER

185

Into sheet rolling means

186

With auxiliary heating or cooling means upstream of rolling means

187

MEANS DRAWING TUBE OR ROD STOCK FROM BATH

188

Drawing vertically upward

189

With product take-down means

190

Means correlating air supply and bait movement

191

With internal core or centering means

192

Air injection means extending through bath

193

MEANS DRAWING SHEET FROM BATH

194

With annealing or tempering means

195

Means dividing and recombining melt in draw chamber

196

Vertically upwardly with means bending sheet to horizontal

197

With moving endless drawing or flattening table

198

With coacting roll contacting surface of supply bath

199

With width maintaining and/or lateral stretching means

200

Stretching means

201

Adjustable width maintaining means

202

With pivoted lip tile

203

With auxiliary heating means for draw pot or drawing chamber

204

With cooling means in drawing chamber

205

With radiant heat reflector in draw pot or drawing chamber

206

With skimmer

207

GOB CHARGING MEANS WITH SHAPE IMPARTING RECEPTACLE MEANS

208

With glass treating means

209

By fluid pressure discharge assistant means

210

By suction gatherer mounted above supply

211

With means correlating movable pool-closure

212

Gatherer moving transversely from orbit of traveling mold (i.e., ram type)

213

Mold is gatherer

214

Parison mold

215

With plunger movable relative to mold

216

With separate, distinct blow mold

217

Diverse molds traveling concentric orbits

218

Finish mold pivotally mounted below parison's orbit

219

With blow means

220

Sequentially used, distinct molds

221

By delivery from tank feeder

222

To parallel mold tables

223

With press means

224

With diverse molding

225

With gob guide means

226

With press means

227

DIVERSE DISTINCT GLASSWORKING APPARATUS

228

Marvering means with blow means

229

Press means with blow means

230

With reheating means therebetween

231

Blank mold encaseable in finish mold

232

With mold inverting means

233

With pneumatic charge compacting means

234

Settle-blow means

235

Neck mold inverting

236

With parison mold inverting

237

Diverse molds traveling concentric orbits

238

With diverse motion of mold

239

With movable work transfer means between orbits

240

Plural traveling mold carriers

241

With movable intermediate work transfer means

242

Reciprocating mold bottom

243

PLURAL DISTINCT GLASSWORKING APPARATUS

244

Spaced preform reheating means with reshaping means

245

Sheet rolling means

246

Plural presses

247

Plungers sequentially coacting with same mold

248

With relative rotation between plunger and mold during withdrawal

249

Plungers oppositely disposed

250

Plungers oppositely disposed

251

Plungers orbiting above orbiting molds

252

Fire-polishing means

253

ROLLING MEANS TO FORM SHEET OR STRIP

254

With treating means

255

With corrugating or surface imprinting means

256

Roll coacting with planar platen

257

Reciprocating platen

258

SHEET CASTING AND RECEIVING MEANS

259

With pot handling means

260

WITH MEANS ABOVE MOLD TO TAKE-OUT OR TRANSFER PRODUCT

261

BLOWING MEANS WITH BLOW MOLD

262

With treating means

263

Combined with vacuum means

264

Traveling mold

265

With means heating and/or cooling apparatus

266

Mold rotary about own axis

267

With means heating and/or cooling apparatus

268

PREFORM RESHAPING MEANS WITH TREATING MEANS

269

GLASSWORKING OR PREFORM BY OR WITH REHEATING MEANS (E.G., FLAME SEVERING)

270

Envelope tipping off type

271

Heating means movable relative to work during shaping operation

272

Work, workholder, or tool correlated burner control

273

Planar sheet preform

274

With spaced preheating means

275

Mechanical means to reshape preform

276

Tubular type preform

277

By resizing mandrel

278

Means supporting and orbiting preform

279

Preform supported horizontally

280

Preform supported vertically

281

By bending means

282

By internal forming means

283

By stretching means

284

Fire-polishing means

285

To reshape preform by flame pressure or gravity

286

PREFORM RESHAPING MEANS

287

Sheet bending mold

288

With heat shield or heat sink

289

Including auxiliary movable sheet support or movable sheet guide means

290

Movable mold section

291

Having movable section

292

Cylindrical preform

293

By threading means

294

By expansible mandrel

295

By crimping means

296

By internal and external forming means

297

Both rotary driven

298

Rotary internal, stationary external

299

By flaring means

300

MEANS APPLYING PNEUMATIC PRESSURE INSIDE OF DISCRETE CHARGE (I.E., BLOW MEANS)

301

With selective control means

302

ARTICLE FORMING MEANS UTILIZING MOLD MOTION (E.G., CENTRIFUGAL CASTING)

303

GOB SHAPING OR TREATING MEANS DOWNSTREAM OF GOB SEVERING MEANS

304

WITH GOB HANDLING MEANS

305

PRESS MOLDING MACHINE

306

With product treating means

307

Mold ring or baffle laterally and movably supported

308

Plunger coacting with successively presented molds

309

Relative rotation between plunger and orbiting mold

310

Independent dies actuated by common plunger

311

Means providing orbiting mold with diverse motion

312

Mold orbiting about horizontal axis

313

Vertically segmented orbiting mold

314

Plural motors coaxial with plunger

315

With core drawing means

316

With means to rotate plunger during withdrawal

317

Means reciprocating or oscillating female mold member

318

With means varying plunger pressure during pressing

319

With means for heating or cooling apparatus

320

Selectively operated plural plungers

321

Plunger penetrating superimposed mold table

322

With means to adjust plunger stroke

323

PRODUCT OR PARISON CENTERING MEANS, OR MOLD AND/OR CORE ALIGNING MEANS

324

MOLTEN GLASS DISPENSING MEANS (E.G., FEEDER OR LADLE)

325

Discharge orifice below melt level

326

With auxiliary heating or cooling means

327

At orifice

328

Plural plunger-type discharge assistants or discharge orifices

329

By differential gas pressure

330

By reciprocating plunger-type discharge assistant

331

With diverse motion

332

With severing means

333

Discharge lip with discharge assistant

334

WITH MOLTEN GLASS CHARGE CUTTING OR SCRAPING MEANS

335

GLASS FURNACE WITH FURNACE CHARGING MEANS

336

GATHERING OR DRAWING POOL TYPE FURNACE

337

Supplemental heating or heat exchange means associated with pool

338

With deputer, draw ring, or draw shield

339

Separate and distinct means defining pool (e.g., floor-supported dam)

340

Movably mounted

341

Cascadingly connected

342

By bridge

343

Floating bridge

344

With deputer, draw ring, or draw shield

345

By suspended baffle

346

GLASS CONDITIONING CHANNEL SECTION

347

MELTING POT OR FURNACE WITH STRUCTURALLY DEFINED DELIVERY OR FINING ZONE

348

PRODUCT COOLING MEANS (E.G., TEMPERING)

349

With preceding reheater

350

Plural spaced reheaters

351

Plural spaced cooling means

352

DRAWING BAIT

353

With air supply means

354

With heating or cooling means

355

MEANS HEATING OR COOLING APPARATUS

356

Internally positioned

357

MOLD WITH SEPARATING MEANS OR CLAMPING MEANS

358

Core drawing means

359

With mold support or carrier

360

Pivoted mold sections

361

MOLD WITH SUPPORTING OR CARRYING MEANS

362

PLUNGER

370.1

ROLLER MEANS FOR GLASSWORKING, TEMPERING, OR ANNEALING

374.1

APPARATUS MADE OF SPECIAL MATERIAL

374.11

Metal-nonmetal composite

374.12

Metallic

374.13

Ceramic material

374.14

Asbestos containing

374.15

Elemental carbon containing (e.g., graphite, charcoal, etc.)

375

MISCELLANEOUS

900

DRYING, DEHYDRATION, MINIMIZING OH GROUPS

901

LIQUID PHASE REACTION PROCESS

DIG1

LENS ENVELOPE

DIG3

CRACKED GLASS

DIG4

ELECTRIC HEAT

DIG5

FOIL GLASS

DIG6

GLASS ELECTRODE

DIG8

QUARTZ

DIG9

TUBE

DIG10

STEMWARE

DIG11

ENCAPSULATING

DIG12

REED SWITCH

DIG13

COMPUTER CONTROL

DIG15

NONOXYGEN CONTAINING CHALOGENIDES

DIG16

Optical filament or fiber treatment with fluorine or incorporating fluorine in final product

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