FR2283243B1 - - Google Patents
Info
- Publication number
- FR2283243B1 FR2283243B1 FR7526174A FR7526174A FR2283243B1 FR 2283243 B1 FR2283243 B1 FR 2283243B1 FR 7526174 A FR7526174 A FR 7526174A FR 7526174 A FR7526174 A FR 7526174A FR 2283243 B1 FR2283243 B1 FR 2283243B1
- 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
-
- 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
- C23C8/42—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 only one element being applied
- C23C8/48—Nitriding
- C23C8/50—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)
- Processing Of Solid Wastes (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2441310A DE2441310C3 (de) | 1974-08-29 | 1974-08-29 | Verfahren zum Nitrieren von Eisen und Stahl in Salzbädern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2283243A1 FR2283243A1 (fr) | 1976-03-26 |
| FR2283243B1 true FR2283243B1 (hu) | 1978-04-07 |
Family
ID=5924348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7526174A Granted FR2283243A1 (fr) | 1974-08-29 | 1975-08-25 | Procede de nitruration du fer et de l'acier dans des bains de sels |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS5150241A (hu) |
| AR (1) | AR201799A1 (hu) |
| AT (1) | AT349046B (hu) |
| BR (1) | BR7505152A (hu) |
| CA (1) | CA1058064A (hu) |
| CH (1) | CH616455A5 (hu) |
| DE (1) | DE2441310C3 (hu) |
| ES (1) | ES440319A1 (hu) |
| FR (1) | FR2283243A1 (hu) |
| GB (1) | GB1507904A (hu) |
| IN (1) | IN145225B (hu) |
| IT (1) | IT1041591B (hu) |
| SE (1) | SE7509535L (hu) |
| ZA (1) | ZA755450B (hu) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1576143A (en) * | 1977-07-20 | 1980-10-01 | Brico Eng | Sintered metal articles |
| BR8705165A (pt) * | 1987-09-14 | 1989-04-11 | Alcoa Aluminio Do Nordeste S A | Processo para o tratamento termico de ligas metalicas |
| US4938452A (en) * | 1988-12-10 | 1990-07-03 | Aisan Kogyo Kabushiki Kaisha | Air control device for internal combustion engine |
| DE4119820C1 (en) * | 1991-06-15 | 1992-09-03 | Goetz Dr. 5400 Koblenz De Baum | Treatment of iron@ (alloys) on same support - comprises nitriding in molten alkali metal cyanate and quenching in hot aq. salt bath |
| DE4324740C1 (de) * | 1993-07-23 | 1994-06-16 | Degussa | Verfahren zur Herstellung eines Härtesalzes in stückiger Form |
| FR2972459B1 (fr) | 2011-03-11 | 2013-04-12 | Hydromecanique & Frottement | Bains de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU805954A3 (ru) * | 1973-03-05 | 1981-02-15 | Дегусса (Фирма) | Способ регенерации карбонатсодержащихСОлЕВыХ РАСплАВОВ дл НиТРиРОВАНи и/или НАуглЕРОжиВАНи МЕТАлличЕСКиХиздЕлий |
| FR2234380A1 (en) * | 1973-06-20 | 1975-01-17 | Stephanois Rech Mecanique Cent | Regenerating cyanate-carbonate molten salt baths - by adding amide pretreated to liberate ammonia |
-
1974
- 1974-08-29 DE DE2441310A patent/DE2441310C3/de not_active Expired
- 1974-12-11 AR AR256865A patent/AR201799A1/es active
-
1975
- 1975-08-04 IN IN1529/CAL/1975A patent/IN145225B/en unknown
- 1975-08-12 BR BR7505152*A patent/BR7505152A/pt unknown
- 1975-08-13 CH CH1053975A patent/CH616455A5/de unknown
- 1975-08-19 ES ES440319A patent/ES440319A1/es not_active Expired
- 1975-08-21 IT IT69115/75A patent/IT1041591B/it active
- 1975-08-25 FR FR7526174A patent/FR2283243A1/fr active Granted
- 1975-08-26 GB GB35127/75A patent/GB1507904A/en not_active Expired
- 1975-08-26 ZA ZA00755450A patent/ZA755450B/xx unknown
- 1975-08-27 SE SE7509535A patent/SE7509535L/xx unknown
- 1975-08-28 AT AT665875A patent/AT349046B/de not_active IP Right Cessation
- 1975-08-28 JP JP50103557A patent/JPS5150241A/ja active Pending
- 1975-08-29 CA CA234,451A patent/CA1058064A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR7505152A (pt) | 1976-08-03 |
| GB1507904A (en) | 1978-04-19 |
| SE7509535L (sv) | 1976-03-01 |
| AT349046B (de) | 1979-03-12 |
| ES440319A1 (es) | 1977-03-16 |
| ZA755450B (en) | 1976-07-28 |
| DE2441310A1 (de) | 1976-03-11 |
| DE2441310C3 (de) | 1978-05-18 |
| FR2283243A1 (fr) | 1976-03-26 |
| JPS5150241A (en) | 1976-05-01 |
| AR201799A1 (es) | 1975-04-15 |
| ATA665875A (de) | 1978-08-15 |
| DE2441310B2 (de) | 1977-09-22 |
| IT1041591B (it) | 1980-01-10 |
| IN145225B (hu) | 1978-09-09 |
| CH616455A5 (en) | 1980-03-31 |
| CA1058064A (en) | 1979-07-10 |