| ReturnTo Theme-Group-Choice | Onelevelup |
| 4G026 | Ceramic products | |
| C04B37/00 -37/04 | ||
| C04B37/00-37/04 | BA | BA00 CERAMIC SUBSTRATES |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | BA07 | BA08 | ||
| . Ceramics | . . Oxide series | . . . Alumina | . . . Silica | . . . Zirconia | . . . Mullite | . . . Cordierite | . . . Ferrite | |||||
| BA12 | BA13 | BA14 | BA15 | BA16 | BA17 | BA18 | BA19 | BA20 | ||||
| . . Non-oxide series | . . . Carbon or carbides | . . . . Silicon carbides | . . . Nitrides | . . . . Aluminium nitrides | . . . . Silicon nitrides | . . . . Boron nitrides | . . . Oxynitrides | . . . Carbonitrides | ||||
| BA21 | ||||||||||||
| . characterised by the structures | ||||||||||||
| BB | BB00 SUBSTRATES TO BE JOINED |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB07 | BB08 | |||
| . Ceramics | . . Oxide series | . . . Alumina | . . . Silica | . . . Zirconia | . . . Mullite | . . . Cordierite | . . . Ferrite | |||||
| BB12 | BB13 | BB14 | BB15 | BB16 | BB17 | BB18 | BB19 | BB20 | ||||
| . . Non-oxide series | . . . Carbon or carbides | . . . . Silicon carbides | . . . Nitrides | . . . . Aluminium nitrides | . . . . Silicon nitrides | . . . . Boron nitrides | . . . Oxynitrides | . . . Carbonitrides | ||||
| BB21 | BB22 | BB23 | BB24 | BB25 | BB26 | BB27 | BB28 | |||||
| . Metals or alloys | . . Cu or its alloys | . . . Oxygen-free copper plate | . . Iron or alloys based on iron | . . . Fe-Ni alloys | . . . Stainless steels | . . Al or its alloys | . . Ni or its alloys | |||||
| BB31 | BB33 | BB35 | BB37 | |||||||||
| . Cermets | . Glass | . Other heat resisting materials | . characterised by the structures | |||||||||
| BC | BC00 PRETREATMENT OF SUBSTRATES, OR OBJECTS |
BC01 | BC02 | |||||||||
| . Treatment of ceramic bodies | . Treatment of non-ceramic bodies | |||||||||||
| BD | BD00 PRETREATMENT OF SUBSTRATES, OR PRETREATMENT METHODS |
BD01 | BD02 | BD03 | BD04 | BD05 | BD06 | BD08 | ||||
| . Coating | . . Formation of metallic coating | . . . CVD or chemical vapour deposition | . . . PVD or physical vapour deposition | . . . . Thermal spraying | . . . . Ion plating | . Modification of surface layers of substrates | ||||||
| BD11 | BD12 | BD14 | ||||||||||
| . Roughening | . Smoothing | . Other treatments | ||||||||||
| BE | BE00 SHAPES OF JOINED BODIES |
BE01 | BE02 | BE03 | BE04 | |||||||
| . Bar-like or columnar bodies | . Tubes or spheres | . Joining of tube and plate | . Other deformed bodies | |||||||||
| BF | BF00 INTERMEDIATE MATERIALS OR JOINING AGENTS |
BF01 | BF02 | BF03 | BF04 | BF05 | BF06 | BF07 | BF09 | |||
| . Inorganic substances | . . Glass | . . crystalline | . . . Oxides | . . . Non-oxides | . . . . Nitrides | . . . . Carbides | . Organic substances e.g. silicones | |||||
| BF11 | BF12 | BF13 | BF14 | BF15 | BF16 | BF17 | BF18 | BF19 | BF20 | |||
| . Brazing materials | . . Based on In as major constituent | . . Based on Sn as major constituent | . . Based on Pb as major constituent | . . Based on Au as major constituent | . . Based on Ag as major constituent | . . Based on Cu as major constituent | . . Based on Ni as major constituent | . . Based on Pt as major constituent | . . Based on Al as major constituent | |||
| BF22 | BF24 | |||||||||||
| . . Based on other substances as major constituents | . . containing Ti Zr or Hf additionally | |||||||||||
| BF31 | BF32 | BF33 | BF34 | BF35 | BF36 | BF38 | ||||||
| . Metals or alloys excluding brazing materials | . . Iron or alloys based on iron | . . Al or its alloys | . . Cu or its alloys | . . Ni or its alloys | . . Mo or W | . Other materials | ||||||
| BF41 | BF42 | BF43 | BF44 | BF45 | BF46 | BF47 | BF48 | |||||
| . Forms of intermediate materials | . . Foil-shape or plate-shape | . . Powders or granules | . . . Pastes | . . Powder formed bodies or sintered bodies | . . single-layered | . . Gradient materials | . . Mixtures | |||||
| BF51 | BF52 | BF53 | BF57 | |||||||||
| . Functions of intermediate materials | . . Stress relaxation | . . Prevention of diffusion | . without using intermediate materials | |||||||||
| BG | BG00 JOINING METHODS |
BG01 | BG02 | BG03 | BG04 | BG05 | BG06 | BG07 | BG08 | BG09 | BG10 | |
| . Joining methods | . . Fusing or welding | . . Diffusion or contact bonding | . . involving reactions | . . simultaneously with sintering | . . . Hot pressing | . . . utilizing sintering shrinkage | . . Force fits | . . Shrinkage fittings or expansion fittings | . . Melt casting | |||
| BG12 | BG13 | BG14 | ||||||||||
| . . using electric current flow | . . using lasers | . . Hydrostatic pressing | ||||||||||
| BG21 | BG22 | BG23 | BG25 | BG26 | BG27 | BG28 | BG30 | |||||
| . Joining atmosphere | . . pressurising | . . decompressing | . . Non-oxidising atmosphere | . . . Inert gas | . . . Nitrogen gas | . . . Reducing gas | . . Oxidising atmosphere | |||||
| BH | BH00 USE OF JOINED BODIES |
BH01 | BH02 | BH03 | BH04 | BH06 | BH07 | BH08 | BH09 | |||
| . Machine members | . . Turbine blades | . . Tappet | . . Rotors | . Members for electricity or electronics | . . Circuit boards | . . Ceramic packages | . . Piezoelectric members | |||||
| BH11 | BH13 | |||||||||||
| . Heat exchange | . Other use |