FR717672A - Process for the hardening of iron alloys, steel alloys and cast iron alloys by nitriding - Google Patents
Process for the hardening of iron alloys, steel alloys and cast iron alloys by nitridingInfo
- Publication number
- FR717672A FR717672A FR717672DA FR717672A FR 717672 A FR717672 A FR 717672A FR 717672D A FR717672D A FR 717672DA FR 717672 A FR717672 A FR 717672A
- Authority
- FR
- France
- Prior art keywords
- alloys
- iron alloys
- nitriding
- hardening
- steel
- 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
- C23C8/24—Nitriding
- C23C8/26—Nitriding 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE717672X | 1930-06-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR717672A true FR717672A (en) | 1932-01-12 |
Family
ID=6626767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR717672D Expired FR717672A (en) | 1930-06-02 | 1931-05-27 | Process for the hardening of iron alloys, steel alloys and cast iron alloys by nitriding |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR717672A (en) |
-
1931
- 1931-05-27 FR FR717672D patent/FR717672A/en not_active Expired
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