GB640289A - Improved process for the cementation of steel - Google Patents
Improved process for the cementation of steelInfo
- Publication number
- GB640289A GB640289A GB2686147A GB2686147A GB640289A GB 640289 A GB640289 A GB 640289A GB 2686147 A GB2686147 A GB 2686147A GB 2686147 A GB2686147 A GB 2686147A GB 640289 A GB640289 A GB 640289A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cementation
- gas
- town
- furnace
- dehydrated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract 3
- 239000010959 steel Substances 0.000 title abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 239000005864 Sulphur Substances 0.000 abstract 1
- 239000003610 charcoal Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000007689 inspection Methods 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 239000000741 silica gel Substances 0.000 abstract 1
- 229910002027 silica gel Inorganic materials 0.000 abstract 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/20—Carburising
- C23C8/22—Carburising of ferrous surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1005495T | 1947-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB640289A true GB640289A (en) | 1950-07-19 |
Family
ID=9564838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2686147A Expired GB640289A (en) | 1947-07-29 | 1947-10-06 | Improved process for the cementation of steel |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE476317A (enrdf_load_stackoverflow) |
| CH (1) | CH274316A (enrdf_load_stackoverflow) |
| DE (1) | DE849565C (enrdf_load_stackoverflow) |
| FR (1) | FR1005495A (enrdf_load_stackoverflow) |
| GB (1) | GB640289A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1020356B (de) * | 1952-06-20 | 1957-12-05 | Renault | Verfahren zur Herstellung von Zementierungsgas |
-
1947
- 1947-07-29 FR FR1005495D patent/FR1005495A/fr not_active Expired
- 1947-09-26 BE BE476317D patent/BE476317A/xx unknown
- 1947-10-06 GB GB2686147A patent/GB640289A/en not_active Expired
-
1948
- 1948-05-26 CH CH274316D patent/CH274316A/fr unknown
-
1950
- 1950-08-01 DE DEG3182A patent/DE849565C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1005495A (fr) | 1952-04-10 |
| BE476317A (enrdf_load_stackoverflow) | 1947-10-31 |
| DE849565C (de) | 1952-09-15 |
| CH274316A (fr) | 1951-03-31 |
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