C
SECTION C — CHEMISTRY AND METALLURGY
 C

Note(s)

Definitions for Section C:

  • Alkali metals: Li, Na, K, Rb, Cs, Fr
  • Alkaline earth metals: Ca, Sr, Ba, Ra
  • Lanthanides: elements with atomic numbers 57 to 71 inclusive
  • Rare earths: Sc, Y, Lanthanides
  • Actinides: elements with atomic numbers 89 to 103 inclusive
  • Refractory metals: Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
  • Halogens: F, Cl, Br, I, At
  • Noble gases: He, Ne, Ar, Kr, Xe, Rn
  • Platinum group: Os, Ir, Pt, Ru, Rh, Pd
  • Noble metals: Ag, Au, Platinum group
  • Light metals: alkali metals, alkaline earth metals, Be, Al, Mg
  • Heavy metals: metals other than light metals
  • Iron group: Fe, Co, Ni
  • Non-metals: H, B, C, Si, N, P, O, S, Se, Te, noble gases, halogens
  • Metals: elements other than non-metals
  • Transition elements: elements with atomic numbers 21 to 30 inclusive, 39 to 48 inclusive, 57 to 80 inclusive, 89 upwards

  
CHEMISTRY
 C03
GLASS; MINERAL AND SLAG WOOL
 C03B
MANUFACTURE, SHAPING, AND SUPPLEMENTARY PROCESSES
 C03B 1/00 - 
C03B 7/00
Melting the raw material
 C03B 1/00
Preparing the batches (chemical compositions C03C)
 C03B 3/00
Charging the melting furnaces
 C03B 5/00
Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
 C03B 5/02 - 
C03B 5/14

Note(s)

Group C03B 5/02 takes precedence over groups C03B 5/04-C03B 5/14.

 C03B 5/02
·  in electric furnaces
 C03B 5/027
·  ·  by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating  [3]
 C03B 5/033
·  ·  by using resistance heaters above or in the glass bath, i. e. by indirect resistance heating  [3]
 C03B 5/04
·  in tank furnaces
 C03B 5/06
·  in pot furnaces
 C03B 5/08
·  ·  Glass-melting pots
 C03B 5/10
·  in combined tank furnaces and pots
 C03B 5/12
·  in shaft furnaces
 C03B 5/14
·  in revolving cylindrical furnaces
 C03B 5/16
·  Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
 C03B 5/18
·  ·  Stirring devices; Homogenisation
 C03B 5/187
·  ·  ·  with moving elements  [3]
 C03B 5/193
·  ·  ·  using gas, e.g. bubblers  [3]
 C03B 5/20
·  ·  Bridges, shoes, throats, or other devices for withholding dirt, foam, or batch
 C03B 5/22
( transferred to C03B 5/225, C03B 5/23 )
 C03B 5/225
·  ·  Refining (C03B 5/18 takes precedence)  [3]
 C03B 5/23
·  ·  Cooling the molten glass (C03B 5/18, C03B 5/225 take precedence)  [3]
 C03B 5/235
·  ·  Heating the glass (C03B 5/02, C03B 5/18, C03B 5/225 take precedence)  [3]
 C03B 5/24
·  ·  Automatically regulating the melting process
 C03B 5/26
·  ·  Outlets; Overflows
 C03B 5/28
·  ·  Siphons
 C03B 5/30 - 
C03B 5/40
( transferred to C03B 7/00 )
 C03B 5/42
·  ·  Details of construction of furnace walls, e.g. to prevent corrosion; Use of materials for furnace walls  [3]
 C03B 5/44
·  ·  ·  Cooling arrangements for furnace walls  [3]
 C03B 7/00
Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob
 C03B 7/02
·  Forehearths, i.e. feeder channels  [3]
 C03B 7/04
·  ·  Revolving forehearths  [3]
 C03B 7/06
·  ·  Means for thermal conditioning or controlling the temperature of the glass  [3]
 C03B 7/08
·  Feeder spouts, e.g. gob feeders  [3]
 C03B 7/10
·  Cutting-off the glass flow with the aid of knives or scissors; Construction of the blades used  [3]
 C03B 7/12
·  ·  Cutting-off a free-hanging glass stream  [3]
 C03B 7/14
·  Transferring molten glass or gobs to glass blowing or pressing machines (C03B 7/18-C03B 7/22 take precedence)  [3]
 C03B 7/16
·  ·  using deflector chutes  [3]
 C03B 7/18
·  Suction feeders  [3]
 C03B 7/20
·  Scoop feeders  [3]
 C03B 7/22
·  Gathering-devices in the form of rods or pipes  [3]
 C03B 9/00 - 
C03B 21/00
Shaping of glass (manufacture of fibres C03B 37/00)
 C03B 9/00
Blowing glass; Production of hollow glass articles
 C03B 9/02
·  with the mouth; Auxiliary means therefor
 C03B 9/03
·  ·  Blow pipes  [3]
 C03B 9/04
·  ·  Making hollow glass articles with feet or projections
 C03B 9/06
·  ·  Making hollow glass articles with double walls, e.g. vacuum flasks
 C03B 9/08
·  Finish-blowing with compressed air of blanks blown with the mouth
 C03B 9/10
·  Blowing glass cylinders for sheet manufacture
 C03B 9/12
·  starting from a ribbon of glass; Ribbon machines
 C03B 9/13
·  in gob feeder machines (C03B 9/28, C03B 9/29 take precedence)  [3]
 C03B 9/14
·  ·  in "blow" machines or in "blow-and-blow" machines (C03B 9/193, C03B 9/20 take precedence)
 C03B 9/16
·  ·  ·  in machines with turn-over moulds
 C03B 9/18
·  ·  ·  ·  Rotary-table machines
 C03B 9/19
·  ·  ·  ·  ·  having only one rotary table  [3]
 C03B 9/193
·  ·  in "press-and-blow" machines  [3]
 C03B 9/195
·  ·  ·  Rotary-table machines  [3]
 C03B 9/197
·  ·  ·  Construction of the blank mould  [3]
 C03B 9/20
·  in "vacuum blowing" or in "vacuum-and-blow" machines
 C03B 9/22
·  ·  Rotary table machines
 C03B 9/24
·  ·  Construction of the blank mould
 C03B 9/26
( transferred to C03B 9/193 )
 C03B 9/28
·  in machines of the endless-chain type (C03B 9/12 takes precedence)
 C03B 9/29
·  Paste mould machines (C03B 9/28 takes precedence)  [3]
 C03B 9/30
·  Details of blowing glass (for blowing with the mouth C03B 9/02); Use of materials for the moulds
 C03B 9/32
·  ·  Giving special shapes to parts of hollow glass articles
 C03B 9/325
·  ·  ·  Forming screw threads or lips at the mouth of hollow glass articles; Neck moulds  [3]
 C03B 9/33
·  ·  ·  Making hollow glass articles with feet or projections; Moulds therefor  [3]
 C03B 9/335
·  ·  ·  Forming bottoms to blown hollow glass articles; Bottom moulds  [3]
 C03B 9/34
·  ·  Glass-blowing moulds not otherwise provided for
 C03B 9/347
·  ·  ·  Construction of the blank or blow mould  [3]
 C03B 9/353
·  ·  ·  Mould holders  [3]
 C03B 9/36
·  ·  Blow heads; Supplying, ejecting, or controlling the air
 C03B 9/38
·  ·  Means for cooling, heating, or insulating glass-blowing machines
 C03B 9/40
·  ·  Gearing or controlling mechanisms specially adapted for glass-blowing machines
 C03B 9/42
·  ·  Means for fusing, burning-off, or edge-melting combined with glass-blowing machines (uniting glass pieces by fusing C03B 23/20)
 C03B 9/44
·  ·  Means for discharging combined with glass-blowing machines, e.g. take-outs
 C03B 9/46
·  ·  Means for cutting the hot glass in glass-blowing machines (burning-off C03B 9/42)
 C03B 9/48
·  ·  Use of materials for the moulds  [3]
 C03B 11/00
Pressing glass
 C03B 11/02
·  in machines with rotary tables
 C03B 11/04
·  in machines with moulds fed by suction
 C03B 11/05
·  in machines with reciprocating moulds  [3]
 C03B 11/06
·  Construction of plunger or mould
 C03B 11/07
·  ·  Suction moulds  [3]
 C03B 11/08
·  ·  for making solid articles, e.g. lenses
 C03B 11/10
·  ·  for making hollow articles
 C03B 11/12
·  Cooling, heating, or insulating the plunger, the mould, or the glass-pressing machine (C03B 9/38 takes precedence)
 C03B 11/14
·  with metal inserts
 C03B 11/16
·  Gearing or controlling mechanisms specially adapted for glass presses
 C03B 13/00
Rolling glass
 C03B 13/02
·  Rolling non-patterned sheets discontinuously
 C03B 13/04
·  Rolling non-patterned sheets continuously
 C03B 13/06
·  Rolling corrugated sheets
 C03B 13/08
·  Rolling patterned sheets
 C03B 13/10
·  Rolling multi-layer sheets
 C03B 13/12
·  Rolling glass with enclosures, e.g. wire or asbestos
 C03B 13/14
·  Rolling other articles
 C03B 13/16
·  Construction of the glass rollers
 C03B 13/18
·  Auxiliary means for rolling glass, e.g. sheet supports, gripping devices, hand-ladles, means for moving glass pots
 C03B 15/00
Drawing glass upwardly from the melt
 C03B 15/02
·  Drawing glass sheets
 C03B 15/04
·  ·  from the free surface of the melt
 C03B 15/06
·  ·  from a debiteuse
 C03B 15/08
·  ·  by means of bars below the surface of the melt
 C03B 15/10
·  ·  multi-layer glass sheets or glass sheets coated with coloured layers
 C03B 15/12
·  ·  Construction of the annealing tower
 C03B 15/14
·  Drawing tubes, cylinders, or rods from the melt
 C03B 15/16
·  ·  Drawing tubes, cylinders, or rods, coated with coloured layers
 C03B 15/18
·  Means for laying-down and conveying combined with the drawing of glass sheets, tubes, or rods
 C03B 17/00
Forming glass by flowing out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips
 C03B 17/02
·  Forming glass coated with coloured layers
 C03B 17/04
·  Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
 C03B 17/06
·  Forming glass sheets  [3]
 C03B 18/00
Shaping glass in contact with the surface of a liquid
 C03B 18/02
·  Forming sheets
 C03B 18/04
·  ·  Changing or regulating the dimensions of the molten glass ribbon  [3]
 C03B 18/06
·  ·  ·  using mechanical means, e.g. restrictor bars, edge rollers  [3]
 C03B 18/08
·  ·  ·  using gas  [3]
 C03B 18/10
·  ·  ·  using electric means  [3]
 C03B 18/12
·  ·  Making multilayer, coloured or armoured glass (chemical aspects C03C)  [3]
 C03B 18/14
·  ·  Changing the surface of the glass ribbon, e.g. roughening (by chemical methods C03C)  [3]
 C03B 18/16
·  ·  Construction of the float tank; Use of material for the float tank; Coating or protection of the tank wall  [3]
 C03B 18/18
·  ·  Controlling or regulating the temperature of the float bath; Composition or purification of the float bath  [3]
 C03B 18/20
·  ·  Composition of the atmosphere above the float bath; Treating or purifying the atmosphere above the float bath  [3]
 C03B 18/22
·  ·  ·  Controlling or regulating the temperature of the atmosphere above the float tank  [3]
 C03B 19/00
Other methods of shaping glass
 C03B 19/02
·  by casting
 C03B 19/04
·  by centrifuging
 C03B 19/06
·  by sintering (production of quartz or fused silica articles C03B 20/00)  [2]
 C03B 19/08
·  by foaming
 C03B 19/09
·  by fusing powdered glass in a shaping mould  [3]
 C03B 19/10
·  Forming beads
 C03B 20/00
Processes specially adapted for the production of quartz or fused silica articles  [3]
 C03B 21/00
Severing glass sheets, tubes, or rods while still plastic
 C03B 21/02
·  by cutting (C03B 9/46 takes precedence)
 C03B 21/04
·  by punching out
 C03B 21/06
·  by flashing-off, burning-off, or fusing (C03B 9/42 takes precedence)
 C03B 23/00
Re-forming shaped glass (re-forming fibres or filaments C03B 37/14)
 C03B 23/02
·  Re-forming glass sheets
 C03B 23/023
·  ·  by bending  [3]
 C03B 23/025
·  ·  ·  by gravity  [3]
 C03B 23/027
·  ·  ·  ·  with moulds having at least two upward pivotable mould sections  [3]
 C03B 23/03
·  ·  ·  by press-bending between shaping moulds  [3]
 C03B 23/033
·  ·  ·  ·  in a continuous way, e.g. roll forming  [3]
 C03B 23/035
·  ·  ·  using a gas cushion or by changing gas pressure, e.g. by applying vacuum  [3]
 C03B 23/037
·  ·  by drawing  [3]
 C03B 23/04
·  Re-forming tubes or rods
 C03B 23/06
·  ·  by bending
 C03B 23/07
·  ·  by blowing, e.g. for making electric bulbs  [3]
 C03B 23/08
·  ·  to exact dimensions, e.g. calibrating
 C03B 23/09
·  ·  Reshaping the ends, e.g. as grooves, threads or mouths  [3]
 C03B 23/10
( transferred to C03B 23/04,C03B 23/11-C03B 23/207 )
 C03B 23/11
·  ·  Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules  [3]
 C03B 23/12
( transferred to C03B 23/11 )
 C03B 23/13
·  ·  Reshaping combined with uniting or heat sealing, e.g. making vacuum bottles  [3]
 C03B 23/14
( transferred to C03B 23/07 )
 C03B 23/16
( transferred to C03B 23/13 )
 C03B 23/18
·  Re-forming and sealing ampoules
 C03B 23/20
·  Uniting glass pieces by fusing without substantial reshaping
 C03B 23/203
·  ·  Uniting glass sheets (C03B 23/24 takes precedence)  [3]
 C03B 23/207
·  ·  Uniting glass rods, glass tubes, or hollow glassware (C03B 23/24 takes precedence)  [3]
 C03B 23/213
·  ·  ·  Joining projections or feet  [3]
 C03B 23/217
·  ·  ·  for the production of cathode ray tubes or similarly shaped tubes  [3]
 C03B 23/22
·  ·  Uniting glass lenses, e.g. forming bifocal lenses
 C03B 23/24
·  ·  Making hollow glass sheets or bricks
 C03B 23/26
·  Punching reheated glass
 C03B 25/00 - 
C03B 35/00
After-treatment of glass product (of fibres C03B 37/10)
 C03B 25/00
Annealing glass products
 C03B 25/02
·  in a discontinuous way
 C03B 25/04
·  in a continuous way
 C03B 25/06
·  ·  with horizontal displacement of the glass products  [3]
 C03B 25/08
·  ·  ·  of glass sheets  [3]
 C03B 25/10
·  ·  with vertical displacement of the glass products  [3]
 C03B 25/12
·  ·  ·  of glass sheets  [3]
 C03B 27/00
Tempering glass products
 C03B 27/02
·  using liquid, e.g. molten metal or salt  [3]
 C03B 27/04
·  using gas  [3]
 C03B 27/06
·  ·  for glass products other than flat or bent glass plates, e.g. hollow glassware, lenses  [3]
 C03B 29/00
Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
 C03B 29/02
·  in a discontinuous way
 C03B 29/04
·  in a continuous way
 C03B 31/00
Manufacture of rippled or crackled glass
 C03B 32/00
Thermal after-treatment of glass products not provided for in groups C03B 25/00-C03B 31/00, e.g. crystallisation, eliminating gas inclusions or other impurities  [2]
 C03B 33/00
Severing cooled glass (severing glass fibers C03B 37/16)
 C03B 33/02
·  Cutting or splitting sheet glass; Apparatus or machines therefor (C03B 33/09 takes precedence; glass-cutting tools C03B 33/10)
 C03B 33/04
·  ·  Cutting or splitting in curves, especially for making spectacle lenses
 C03B 33/06
·  Cutting or splitting glass tubes, rods, or hollow products (C03B 33/09 takes precedence)
 C03B 33/07
·  Cutting armoured or laminated glass products  [3]
 C03B 33/08
·  by fusing
 C03B 33/09
·  by thermal shock  [3]
 C03B 33/10
·  Glass-cutting tools
 C03B 33/12
·  ·  Hand tools  [3]
 C03B 35/00
Transporting of glass products during their manufacture (conveying systems for glass sheets B65G 49/06)  [2]
 C03B 35/02
( transferred to C03B 35/04-C03B 35/26 )
 C03B 35/04
·  Transporting of hot hollow glass products (C03B 35/26 takes precedence)  [3]
 C03B 35/06
·  ·  Feeding of hot hollow glass products into annealing or heating kilns  [3]
 C03B 35/08
·  ·  ·  using rotary means directly acting on the products  [3]
 C03B 35/10
·  ·  ·  using reciprocating means directly acting on the products, e.g. pushers, stackers  [3]
 C03B 35/12
·  ·  ·  by picking-up and depositing  [3]
 C03B 35/14
·  Transporting hot glass sheets  [3]
 C03B 35/16
·  ·  by roller conveyers  [3]
 C03B 35/18
·  ·  ·  Construction of the conveyer rollers  [3]
 C03B 35/20
·  ·  by gripping tongs or supporting frames  [3]
 C03B 35/22
·  ·  on a fluid support bed, e.g. on molten metal  [3]
 C03B 35/24
·  ·  ·  on a gas support bed  [3]
 C03B 35/26
·  Transporting of glass tubes or rods  [3]
 C03B 37/00
Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
 C03B 37/01
·  Manufacture of glass fibres or filaments  [3]
 C03B 37/02
·  ·  by drawing or extruding (C03B 37/04 takes precedence)
 C03B 37/025
·  ·  ·  of tubes, rods, fibres or filaments  [3]
 C03B 37/03
·  ·  ·  Drawing means, e.g. drawing drums  [3]
 C03B 37/035
·  ·  ·  ·  having means for deflecting or stripping-off fibres  [3]
 C03B 37/04
·  ·  by using centrifugal force
 C03B 37/05
·  ·  ·  by projecting on a rotating body having no radial orifices  [3]
 C03B 37/06
·  ·  by blasting or blowing molten glass, e.g. for making staple fibres
 C03B 37/065
·  ·  ·  starting from tubes, rods, fibres, or filaments  [3]
 C03B 37/07
·  Controlling or regulating (controlling or regulating in general G05)  [3]
 C03B 37/075
·  Fibres or filaments characterised by their shape or composition, e.g. hollow fibres, ondulated fibres, fibres of different sorts of glass (light guides per se G02B 5/14)  [3]
 C03B 37/08
·  Bushings; Spinnerettes; Nozzles; Nozzle plates (nozzles in general B05B)
 C03B 37/085
·  ·  Feeding devices therefor  [3]
 C03B 37/09
·  ·  electrically heated  [3]
 C03B 37/095
·  ·  Use of materials therefor  [3]
 C03B 37/10
·  Non-chemical treatment (C03C 25/00 takes precedence; yarns or threads D02; woven fabrics D03; non-woven fabrics D04)
 C03B 37/12
·  ·  of fibres or filaments during winding up  [3]
 C03B 37/14
·  ·  Re-forming fibres or filaments (C03B 37/025 takes precedence)  [3]
 C03B 37/16
·  ·  Cutting or severing  [3]
 C03B 39/00
( transferred to C03B 40/00 )
 C03B 40/00
Preventing adhesion between glass and glass or between glass and the means used to shape it  [3]
 C03B 40/02
·  by lubrication; Use of materials as release or lubricating compositions  [3]
 C03B 40/04
·  using gas  [3]