FR2416272B1 - - Google Patents
Info
- Publication number
- FR2416272B1 FR2416272B1 FR7803726A FR7803726A FR2416272B1 FR 2416272 B1 FR2416272 B1 FR 2416272B1 FR 7803726 A FR7803726 A FR 7803726A FR 7803726 A FR7803726 A FR 7803726A FR 2416272 B1 FR2416272 B1 FR 2416272B1
- Authority
- FR
- France
- 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
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- 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
- C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7803726A FR2416272A1 (fr) | 1978-02-03 | 1978-02-03 | Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7803726A FR2416272A1 (fr) | 1978-02-03 | 1978-02-03 | Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2416272A1 FR2416272A1 (fr) | 1979-08-31 |
| FR2416272B1 true FR2416272B1 (ru) | 1980-08-29 |
Family
ID=9204423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7803726A Granted FR2416272A1 (fr) | 1978-02-03 | 1978-02-03 | Procede de diffusion superficielle d'un element dans une piece metallique, en bain de sel fondu |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2416272A1 (ru) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2041769A (en) * | 1932-01-13 | 1936-05-26 | John P Larkin | Nitriding process |
| FR848340A (fr) * | 1938-07-06 | 1939-10-26 | Procédé pour l'amélioration du traitement thermique des métaux et notamment des métaux ferreux | |
| DE850143C (de) * | 1943-04-13 | 1952-09-22 | Bergwerksverband Zur Verwertun | Verfahren zum Zementieren von Werkstuecken |
| CA944665A (en) * | 1971-10-06 | 1974-04-02 | Park Chemical Company | Cyanide free carburizing composition apparatus and process |
-
1978
- 1978-02-03 FR FR7803726A patent/FR2416272A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2416272A1 (fr) | 1979-08-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |