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
 C04
CEMENTS; CERAMICS, etc.; SOUND OR THERMAL INSULATING MATERIALS
 C04

Note(s)

This class does not include mechanical features provided for elsewhere, e.g. mechanical working B28, mechanical aspects of coating, e.g. applying glazes by brushing, dipping, spraying, B44, kilns F27.

 C04B
LIME; CEMENTS; CERAMICS (glass ceramics C03C 3/22); STONE OR THE LIKE; SOUND OR THERMAL INSULATING MATERIALS
 C04B 1/00 - 
C04B 5/00
Lime; Magnesia; Slag
 C04B 1/00
Lime (hydraulic lime cements C04B 7/34)
 C04B 1/02
·  Burning
 C04B 1/04
·  ·  from gypsum
 C04B 1/06
·  Slaking
 C04B 1/08
·  ·  Devices therefor
 C04B 3/00
Calcining magnesite or dolomite
 C04B 5/00
Treatment of slag (manufacture of slag wool C03B; in or for production of metals C21B, C22B)
 C04B 5/02
·  Granulating (apparatus B01J 2/00); Dehydrating; Drying
 C04B 5/04
·  Manufacture of porous slag
 C04B 7/00 - 
C04B 11/00
Cements
 C04B 7/00
Hydraulic cements (calcium sulphate cements C04B 11/00)
 C04B 7/02
·  Portland cement
 C04B 7/04
·  ·  using raw materials containing gypsum
 C04B 7/06
·  ·  using alkaline raw materials
 C04B 7/08
·  ·  white
 C04B 7/10
·  ·  coloured
 C04B 7/12
·  Pozzuolana cements; Mixtures thereof with hydraulic additives, e.g. Portland cement (cements containing slag C04B 7/14)
 C04B 7/14
·  Cements, containing slag
 C04B 7/16
·  ·  containing blast-furnace slag, e.g. cements ready-made in the blast furnace
 C04B 7/18
·  ·  ·  Blast-furnace cement; Iron Portland cement
 C04B 7/20
·  ·  Slags mixed with lime
 C04B 7/22
·  Iron ore cements
 C04B 7/24
·  Cements from mineral residues or waste (C04B 7/14 takes precedence)
 C04B 7/26
·  ·  from raw materials containing flue dust
 C04B 7/28
·  ·  from combustion residues
 C04B 7/30
·  ·  from oil shale residues
 C04B 7/32
·  Aluminous cements
 C04B 7/34
·  Hydraulic lime cements; Roman cements
 C04B 7/35
·  Compounding ingredients (C04B 31/00 takes precedence)  [2]
 C04B 7/351
·  ·  Proteins or derivatives thereof  [2]
 C04B 7/352
·  ·  Carbohydrates or derivatives thereof  [2]
 C04B 7/353
·  ·  ·  Cellulose or derivatives thereof  [2]
 C04B 7/354
·  ·  Natural resins or derivatives thereof  [2]
 C04B 7/355
·  ·  Fats, fatty oils, fatty acids or salts thereof  [2]
 C04B 7/356
·  ·  Wax, bituminous or tarry materials  [2]
 C04B 7/36
·  Manufacture of hydraulic cements in general
 C04B 7/38
·  ·  Preparing the batches
 C04B 7/40
·  ·  ·  Dehydrating; Forming, e.g. granulating (apparatus for granulating B01J 2/00)
 C04B 7/42
·  ·  ·  Additives for influencing the burning process
 C04B 7/44
·  ·  Burning; Melting
 C04B 7/46
·  ·  ·  electric
 C04B 7/48
·  ·  Clinker treatment
 C04B 7/50
·  ·  ·  Cooling; Hydrating
 C04B 7/52
·  ·  ·  Grinding
 C04B 7/54
·  ·  ·  Addition of substances, e.g. during grinding (compounding ingredients C04B 7/35)  [2]
 C04B 9/00
Magnesium cements, e.g. Sorel cement; Cements setting in a similar manner
 C04B 9/02
·  Magnesium cements containing chlorides, e.g. Sorel cement
 C04B 9/04
·  Magnesium cements containing sulphates, nitrates, phosphates, or fluorides
 C04B 9/06
·  Cements containing metals other than magnesium, e.g. zinc, lead
 C04B 9/09
·  Compounding ingredients (C04B 31/00 takes precedence)  [2]
 C04B 9/10
·  ·  Inorganic materials
 C04B 9/12
·  ·  ·  Hydraulic cements, e.g. Portland cement
 C04B 9/14
·  ·  Organic materials
 C04B 9/16
·  ·  ·  Binding agents
 C04B 9/18
·  Dry mixtures ready for use
 C04B 9/20
·  Manufacture, e.g. preparing the batches (calcining magnesite or dolomite C04B 3/00)
 C04B 11/00
Calcium sulphate cements
 C04B 11/02
·  Dehydrating gypsum
 C04B 11/04
·  ·  Regeneration of set plaster of Paris
 C04B 11/06
·  starting from anhydrite
 C04B 11/09
·  Compounding ingredients (C04B 31/00 takes precedence)  [2]
 C04B 11/10
·  ·  Inorganic materials
 C04B 11/12
·  ·  ·  Hydraulic cements, e.g. Portland cement
 C04B 11/14
·  ·  Organic materials
 C04B 11/18
·  ·  ·  Proteins or derivatives thereof  [2]
 C04B 11/20
·  ·  ·  ·  with other organic materials  [2]
 C04B 11/22
·  ·  ·  Carbohydrates or derivatives thereof  [2]
 C04B 11/24
·  ·  ·  ·  Cellulose or derivatives thereof  [2]
 C04B 13/00 - 
C04B 29/00
Mortars; Concrete; Artificial Stone
 C04B 13/00
Mortars based on hydraulic cements (special fillers for mortars C04B 31/00; refractory mortars C04B 35/66)
 C04B 13/02
·  Portland cement mortar
 C04B 13/04
·  ·  for producing concrete by spraying
 C04B 13/06
·  Lime or magnesium oxide mortar
 C04B 13/08
·  ·  Mortar specially adapted for coating purposes
 C04B 13/10
·  made from siliceous raw materials, e.g. trass mixed with quick-lime
 C04B 13/12
·  ·  Sand-lime mortar
 C04B 13/14
·  Gypsum mortar
 C04B 13/20
·  with special additives, e.g. salts
 C04B 13/21
·  Compounding ingredients (C04B 31/00 takes precedence)  [2]
 C04B 13/22
·  ·  Inorganic materials
 C04B 13/24
·  ·  Organic materials
 C04B 13/26
·  ·  ·  containing nitrogen (C04B 13/28 takes precedence)
 C04B 13/28
·  ·  ·  containing sulphur
 C04B 13/30
·  ·  ·  Bitumen, tar, or the like
 C04B 15/00
Artificial stone, e.g. concrete, based on hydraulic cements
 C04B 15/02
·  Light artificial stone, e.g. light concrete (C04B 21/00 takes precedence)
 C04B 15/04
·  Ray-absorbing
 C04B 15/06
·  Sand-lime
 C04B 15/08
·  ·  containing clay
 C04B 15/10
·  ·  containing bitumen
 C04B 15/12
·  ·  Hardening processes
 C04B 15/14
·  ·  ·  using carbon dioxide
 C04B 15/16
·  from asbestos-cement
 C04B 17/00
Mortars based on magnesium or similarly setting cements; Products therefrom (fillers for mortars C04B 31/00)
 C04B 17/01
·  Compounding ingredients (C04B 31/00 takes precedence)  [2]
 C04B 17/03
·  ·  Inorganic materials  [2]
 C04B 17/05
·  ·  Organic materials  [2]
 C04B 17/06
·  Manufacture of articles, e.g. floorings, artificial stone
 C04B 17/08
·  ·  After-treatment thereof
 C04B 19/00
Mortars based on other cements; Products therefrom, e.g. artificial slate (fillers for mortars C04B 31/00)
 C04B 19/02
·  Mortar specially adapted for coating purposes
 C04B 19/04
·  based on water-glass (C04B 19/02 takes precedence)
 C04B 19/06
·  based on sulphur, sulphides, or selenium (C04B 19/02 takes precedence)
 C04B 21/00
Porous artificial stone; Porous ceramic ware
 C04B 21/02
·  by adding blowing agents
 C04B 21/04
·  by dissolving-out added particles
 C04B 21/06
·  by burning-out added particles
 C04B 21/08
·  by adding porous substances
 C04B 21/10
·  by mechanical means
 C04B 21/12
·  by using mixed fillers of different diameters
 C04B 23/00
Artificial stone made from slag
 C04B 23/02
·  by casting molten slag
 C04B 23/04
·  Compounding ingredients (C04B 31/00 takes precedence)  [2]
 C04B 23/08
·  ·  Organic materials  [2]
 C04B 25/00
Artificial stone formed from inorganic material, other than slag, bound with small quantities of organic binding agents
 C04B 25/02
·  Synthetic or natural resins
 C04B 25/04
·  ·  Polymerisation products
 C04B 25/06
·  ·  Polycondensation products
 C04B 25/08
·  Cellulose derivatives
 C04B 25/10
·  Cellulose waste liquor
 C04B 27/00
Artificial stone containing pigments or colouring substances
 C04B 27/02
·  Artificial marble
 C04B 27/04
·  ·  Veneers
 C04B 27/06
·  Mosaic
 C04B 29/00
Other kinds of artificial stone
 C04B 29/02
·  from inorganic fillers with inorganic acids or salts
 C04B 29/04
·  with reinforcements
 C04B 31/00
Compounding ingredients used as fillers for mortars, concrete, artificial stone, cements or abrasive bodies
 C04B 31/02
·  inorganic
 C04B 31/04
·  ·  Fibres
 C04B 31/06
·  ·  ·  Glass; Slag wool
 C04B 31/08
·  ·  ·  Asbestos
 C04B 31/10
·  ·  Combustion residues, e.g. clinker; Slag
 C04B 31/12
·  ·  Slate residue
 C04B 31/14
·  ·  Carbonates
 C04B 31/16
·  ·  Abrasive fillers, e.g. carbides, nitrides, borides, diamond
 C04B 31/18
·  ·  Metal filings
 C04B 31/20
·  ·  Clay
 C04B 31/22
·  ·  Pumice
 C04B 31/24
·  ·  Diatomite
 C04B 31/26
·  ·  Mica; Vermiculite
 C04B 31/28
·  ·  Pigments, e.g. dyed sand
 C04B 31/30
·  organic
 C04B 31/32
·  ·  Paper pulp
 C04B 31/34
·  ·  Other fibres
 C04B 31/36
·  ·  ·  Cellulosic fibres, e.g. peat, reed
 C04B 31/38
·  ·  Pigments
 C04B 31/40
·  Specially-treated fillers
 C04B 31/42
·  ·  impregnated
 C04B 31/44
·  ·  coated
 C04B 33/00 - 
C04B 37/00
Ceramics
 C04B 33/00
Clay-wares (porous products C04B 21/00; refractory mortars or tamping materials C04B 35/66)  [2]
 C04B 33/02
·  Preparing or treating the raw materials individually or as batches
 C04B 33/04
·  ·  clay; kaolin
 C04B 33/06
·  ·  ·  Rendering lime harmless
 C04B 33/08
·  ·  ·  ·  Preventing efflorescence
 C04B 33/10
·  ·  Eliminating iron or lime
 C04B 33/13
·  ·  Compounding ingredients (C04B 33/36, C 04 B 35/70 take precedence)  [2]
 C04B 33/14
·  ·  ·  Colouring matters
 C04B 33/16
·  ·  ·  Lean materials, e.g. grog, quartz
 C04B 33/18
·  ·  ·  for liquefying the batches
 C04B 33/20
·  ·  for dry-pressing (C04B 33/13 takes precedence)
 C04B 33/22
·  Grog products
 C04B 33/24
·  Manufacture of porcelain or white ware
 C04B 33/26
·  ·  of porcelain for electrical insulation
 C04B 33/28
·  Slip casting (mechanical features B28B 1/26)
 C04B 33/30
·  Drying methods
 C04B 33/32
·  Burning methods
 C04B 33/34
·  ·  combined with glazing
 C04B 33/36
·  Reinforced clay-wares  [2]
 C04B 35/00
Shaped ceramic products characterised by their composition (articles characterised by particular shape, see the relevant classes; porous products C04B 21/00); Ceramic compositions  [2]
 C04B 35/00

Note(s)

Compositions are classified according to the constituent present in the highest proportion by weight. [3]

 C04B 35/02
·  Basic refractory products
 C04B 35/04
·  ·  based on magnesia
 C04B 35/06
·  ·  ·  based on dolomite
 C04B 35/08
·  ·  based on beryllium oxide
 C04B 35/10
·  ·  based on alumina
 C04B 35/12
·  ·  based on chromium oxide
 C04B 35/14
·  based on silica
 C04B 35/16
·  based on silicates other than clay
 C04B 35/18
·  ·  rich in alumina
 C04B 35/20
·  ·  rich in magnesia
 C04B 35/22
·  ·  rich in calcium oxide
 C04B 35/26
·  based on ferrites  [2]
 C04B 35/28
·  ·  with nickel oxide as the principal oxide  [2]
 C04B 35/30
·  ·  ·  with zinc oxide  [2]
 C04B 35/32
·  ·  with cobalt oxide as the principal oxide  [2]
 C04B 35/34
·  ·  ·  with zinc oxide  [2]
 C04B 35/36
·  ·  with manganese oxide as the principal oxide  [2]
 C04B 35/38
·  ·  ·  with zinc oxide  [2]
 C04B 35/40
·  ·  with rare earth oxide  [2]
 C04B 35/42
·  based on chromites  [2]
 C04B 35/44
·  based on aluminates  [2]
 C04B 35/46
·  based on titanium oxides or titanates (containing also zirconium oxide or zirconates C04B 35/49)
 C04B 35/48
·  based on zirconium oxide or zirconates
 C04B 35/49
·  ·  containing also titanium oxides or titanates  [3]
 C04B 35/50
·  based on rare earth compounds
 C04B 35/51
·  based on compounds of actinides  [2]
 C04B 35/52
·  based on carbon or carbides
 C04B 35/54
·  ·  based on graphite
 C04B 35/56
·  ·  based on carbides (containing free metal C22C 29/00)
 C04B 35/58
·  based on borides, nitrides or silicides (containing free metal C22C 29/00)
 C04B 35/60
·  by processes involving a melting step
 C04B 35/62
·  ·  refractories
 C04B 35/64
·  Burning or sintering processes (chemical part) (C04B 33/32 takes precedence; powder metallurgy B22F)
 C04B 35/65
·  ·  Reaction sintering of free metal or free Si containing compositions  [3]
 C04B 35/66
·  Refractory mortars or materials for tamping, including those whether or not containing clay
 C04B 35/68
·  Refractory or ray-absorbing linings
 C04B 35/70
( transferred to C04B 35/71, C22C 29/00 )
 C04B 35/71
·  Ceramic products containing macroscopic reinforcing agents (containing free metal other than as macroscopic reinforcing agents C22C)  [3]
 C04B 35/74
·  ·  containing shaped metallic materials  [2]
 C04B 35/76
·  ·  ·  Fibres, filaments, whiskers, platelets, or the like  [2]
 C04B 35/78
·  ·  containing non-metallic materials (for mortar, concrete, artificial stone, cements or abrasive bodies C04B 31/00)  [2]
 C04B 35/80
·  ·  ·  Fibres, filaments, whiskers, platelets, or the like  [2]
 C04B 35/82
·  ·  ·  ·  Asbestos; Glass; Fused silica  [2]
 C04B 35/84
·  ·  ·  Impregnated or coated materials  [2]
 C04B 37/00
Joining burned ceramic articles with other burned ceramic articles or other articles by heating (laminated products C04B 39/00)
 C04B 37/02
·  with metallic articles
 C04B 37/04
·  with articles made from glass
 C04B 39/00
Laminated products
 C04B 39/00

Note(s)

The products classified in this group are also classified in sub-class B32B.

 C04B 39/02
·  with stone layers
 C04B 39/04
·  ·  bound together with organic agents
 C04B 39/06
·  ·  ·  with bituminous material
 C04B 39/08
·  ·  bound together with inorganic agents
 C04B 39/12
·  Laminated refractory products
 C04B 41/00
After-treatment of artificial stone or ceramics; Treatment of natural stone (grinding, polishing B24; after-treatment of single crystals C30B 33/00)
 C04B 41/02
·  of burned products
 C04B 41/04
·  ·  Impregnating (C04B 41/22 takes precedence)
 C04B 41/06
·  ·  Coating
 C04B 41/10
·  ·  ·  Cold glazing; Cold glazes (other glazes C03C)
 C04B 41/12
·  ·  ·  Multiple glazing
 C04B 41/14
·  ·  ·  Metallising
 C04B 41/16
·  ·  Stencilling (printing B41M 1/34)
 C04B 41/18
·  ·  Reliefs (C04B 41/42 takes precedence)
 C04B 41/20
·  of unburned products
 C04B 41/22
·  ·  Impregnating
 C04B 41/24
·  ·  ·  with inorganic material
 C04B 41/26
·  ·  ·  ·  fluorine compounds
 C04B 41/28
·  ·  ·  with organic material
 C04B 41/30
·  ·  Hardening
 C04B 41/32
·  ·  Coating (C04B 41/06 takes precedence)
 C04B 41/34
·  ·  ·  Cold glazing
 C04B 41/36
·  ·  ·  Cold glazes (other glazes C03C)
 C04B 41/38
·  ·  ·  Metallising
 C04B 41/40
·  ·  Surface inlaying
 C04B 41/42
·  ·  Reliefs
 C04B 41/44
·  ·  ·  Scraping to make grain visible
 C04B 43/00
Sound or thermal insulating material not covered elsewhere
 C04B 43/02
·  based on inorganic fibres
 C04B 43/04
·  ·  on asbestos
 C04B 43/06
·  based on diatomite
 C04B 43/08
·  based on pumice
 C04B 43/10
·  based on mica
 C04B 43/12
·  based on organic fibrous materials
 C04B 43/14
·  ·  on peat
 C04B 43/16
·  ·  on wood wool
 C04B 43/18
·  ·  on bast fibres, e.g. straw, reeds