FR49338E - Procédé de cémentation de l'acier - Google Patents
Procédé de cémentation de l'acierInfo
- Publication number
- FR49338E FR49338E FR49338DA FR49338E FR 49338 E FR49338 E FR 49338E FR 49338D A FR49338D A FR 49338DA FR 49338 E FR49338 E FR 49338E
- Authority
- FR
- France
- Prior art keywords
- hardening process
- steel case
- steel
- case
- hardening
- 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
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)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR799842T | 1935-12-24 | ||
FR47594T | 1936-08-06 | ||
FR47959T | 1936-12-15 | ||
FR49338T | 1938-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR49338E true FR49338E (fr) | 1939-02-17 |
Family
ID=32320253
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR799842D Expired FR799842A (fr) | 1935-12-24 | 1935-12-24 | Procédé de cémentation de l'acier |
FR47594D Expired FR47594E (fr) | 1935-12-24 | 1936-08-06 | Procédé de cémentation de l'acier |
FR47959D Expired FR47959E (fr) | 1935-12-24 | 1936-12-15 | Procédé de cémentation de l'acier |
FR49338D Expired FR49338E (fr) | 1935-12-24 | 1938-03-29 | Procédé de cémentation de l'acier |
FR49342D Expired FR49342E (fr) | 1935-12-24 | 1938-03-30 | Procédé de cémentation de l'acier |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR799842D Expired FR799842A (fr) | 1935-12-24 | 1935-12-24 | Procédé de cémentation de l'acier |
FR47594D Expired FR47594E (fr) | 1935-12-24 | 1936-08-06 | Procédé de cémentation de l'acier |
FR47959D Expired FR47959E (fr) | 1935-12-24 | 1936-12-15 | Procédé de cémentation de l'acier |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR49342D Expired FR49342E (fr) | 1935-12-24 | 1938-03-30 | Procédé de cémentation de l'acier |
Country Status (3)
Country | Link |
---|---|
DE (2) | DE758345C (fr) |
FR (5) | FR799842A (fr) |
GB (1) | GB480103A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3385739A (en) * | 1965-04-13 | 1968-05-28 | Eaton Yale & Towne | Alloy steel articles and the method of making |
DE3110329A1 (de) * | 1981-03-17 | 1982-09-30 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren zur gasaufkohlung |
DE19814451A1 (de) * | 1998-03-31 | 1999-10-07 | Linde Ag | Verfahren zur Wärmebehandlung von Werkstücken unter Behandlungsgas |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE245183C (fr) * | ||||
US847588A (en) * | 1905-04-13 | 1907-03-19 | Adolph W Machlet | Case-hardening. |
AT34722B (de) * | 1907-02-06 | 1908-10-10 | Friedrich Gross | Einrichtung an Anlagen zur Reduktion von Erzen. |
-
1935
- 1935-12-24 FR FR799842D patent/FR799842A/fr not_active Expired
-
1936
- 1936-08-06 FR FR47594D patent/FR47594E/fr not_active Expired
- 1936-08-11 GB GB2212436A patent/GB480103A/en not_active Expired
- 1936-08-28 DE DER97193D patent/DE758345C/de not_active Expired
- 1936-09-04 DE DER982D patent/DE911138C/de not_active Expired
- 1936-12-15 FR FR47959D patent/FR47959E/fr not_active Expired
-
1938
- 1938-03-29 FR FR49338D patent/FR49338E/fr not_active Expired
- 1938-03-30 FR FR49342D patent/FR49342E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB480103A (en) | 1938-02-11 |
DE758345C (de) | 1953-02-09 |
DE911138C (de) | 1954-05-10 |
FR799842A (fr) | 1936-06-20 |
FR47594E (fr) | 1937-06-04 |
FR49342E (fr) | 1939-02-17 |
FR47959E (fr) | 1937-08-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR783250A (fr) | Procédé de revêtement des métaux | |
FR766167A (fr) | Procédé de fabrication de fonte ou d'acier | |
FR47959E (fr) | Procédé de cémentation de l'acier | |
FR806632A (fr) | Procédé de purification d'hydrocarbures chlorés | |
FR800003A (fr) | Procédé d'affinage des aciers | |
FR775498A (fr) | Procédé de durcissement de l'acier | |
FR799765A (fr) | Procédé de traitement de l'acier | |
FR831275A (fr) | Procédé pour désoxyder des bains d'acier | |
FR799766A (fr) | Procédé pour le traitement de l'acier | |
FR887079A (fr) | Procédé de fabrication de l'acier | |
FR830217A (fr) | Procédé de fabrication de l'acier | |
FR796501A (fr) | Procédé de fabrication de l'acier au convertisseur thomas | |
FR803491A (fr) | Procédé de déphosphoration et de désulfuration de l'acier | |
FR45881E (fr) | Procédé de déphosphoration et de désulfuration de l'acier | |
FR755210A (fr) | Procédé perfectionné de laminage des métaux | |
FR778640A (fr) | Procédé de fabrication d'acier pauvre en oxygène | |
FR807232A (fr) | Procédé de fabrication des douilles en acier en général | |
FR808692A (fr) | Procédé pour fabriquer de l'acier spécial par addition de soufre | |
FR730839A (fr) | Procédé de construction de meubles métalliques | |
FR804877A (fr) | Procédé de fabrication d'acier duplex | |
FR804862A (fr) | Procédé de fabrication d'acier d'uplex | |
FR797703A (fr) | Procédé relatif à l'amélioration de la structure des produits en acier | |
FR805508A (fr) | Procédé de fabrication d'acier inoxydable | |
FR819076A (fr) | Procédé de laminage des métaux | |
FR786386A (fr) | Procédé de déphosphoration et de désulfuration de l'acier |