CH525287A - Method for increasing the hardness of a film formed on the surface of an alloy containing chromium - Google Patents
Method for increasing the hardness of a film formed on the surface of an alloy containing chromiumInfo
- Publication number
- CH525287A CH525287A CH761771A CH761771A CH525287A CH 525287 A CH525287 A CH 525287A CH 761771 A CH761771 A CH 761771A CH 761771 A CH761771 A CH 761771A CH 525287 A CH525287 A CH 525287A
- Authority
- CH
- Switzerland
- Prior art keywords
- hardness
- increasing
- film formed
- alloy containing
- containing chromium
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/38—Chromatising
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F17/00—Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Treatment Of Metals (AREA)
- Electroplating Methods And Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2521570 | 1970-05-26 | ||
GB124571 | 1971-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH525287A true CH525287A (en) | 1972-07-15 |
Family
ID=26236586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH761771A CH525287A (en) | 1970-05-26 | 1971-05-25 | Method for increasing the hardness of a film formed on the surface of an alloy containing chromium |
Country Status (13)
Country | Link |
---|---|
US (2) | US3755117A (en) |
JP (1) | JPS5331817B1 (en) |
AT (1) | AT304986B (en) |
BE (1) | BE767691A (en) |
CA (2) | CA1009605A (en) |
CH (1) | CH525287A (en) |
DK (1) | DK135855B (en) |
ES (1) | ES391488A1 (en) |
FR (1) | FR2090295B1 (en) |
GB (1) | GB1305636A (en) |
NL (1) | NL149556B (en) |
NO (1) | NO130239B (en) |
SE (1) | SE382079B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1569882A (en) * | 1976-02-13 | 1980-06-25 | Inco Europ Ltd | Treatment of chromium-containing iron alloys |
AU8386982A (en) * | 1981-06-01 | 1982-12-09 | Wiggin Alloys Ltd. | Increasing absorptance of porous film on cr containing iron alloy |
US4915799A (en) * | 1986-02-21 | 1990-04-10 | Kinki Yakuhin Industrial Co., Ltd. | Electrolytic coloring method for chromium alloy |
US4756874A (en) * | 1986-12-22 | 1988-07-12 | General Electric Company | Minimization of radioactive material deposition in water-cooled nuclear reactors |
US20050266130A1 (en) * | 2004-05-28 | 2005-12-01 | Henry Aoki | Method for solidification and storing of components extracted from plant, animal, or mineral matter and extract components extracted from held plant, animal, or mineral matter |
US20050287222A1 (en) * | 2004-06-24 | 2005-12-29 | Henry Aoki | Method for producing water containing extracted ingredients from plant, animal, or mineral matter |
EP1995355A1 (en) * | 2006-10-24 | 2008-11-26 | Wolf-Dieter Franz | Greyish chromium surface |
JP5030560B2 (en) * | 2006-11-29 | 2012-09-19 | クリナップ株式会社 | Mirror cabinet |
US8128994B1 (en) * | 2008-09-30 | 2012-03-06 | Taylor Made Golf Company, Inc. | Method of applying decorative layers to a steel shaft |
CN106435585B (en) * | 2016-08-16 | 2019-07-12 | 深圳市诚达科技股份有限公司 | A kind of surface C TS method for anti-corrosion treatment of stainless steel part |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA448565A (en) * | 1948-05-18 | The Coloron Corporation | Electroplating | |
US1827247A (en) * | 1927-10-18 | 1931-10-13 | Western Electric Co | Method of protecting metal surfaces |
US1827204A (en) * | 1927-10-18 | 1931-10-13 | Western Electric Co | Method of protecting metal surfaces |
US1946151A (en) * | 1931-06-20 | 1934-02-06 | Aluminum Co Of America | Protecting aluminum from corrosion |
US2283171A (en) * | 1938-06-30 | 1942-05-19 | Allegheny Ludlum Steel | Colored steel |
US2219554A (en) * | 1938-11-23 | 1940-10-29 | Allegheny Ludlum Steel | Coloration of stainless steel |
US2172353A (en) * | 1938-11-23 | 1939-09-12 | Allegheny Ludlum Steel | Coloration of stainless steel |
US3081238A (en) * | 1958-09-03 | 1963-03-12 | Quaker Chem Corp | Electrolytic treatment of metal surfaces |
US3210220A (en) * | 1962-07-30 | 1965-10-05 | Norman E Clegg | Process for coating stainless steel |
GB1097197A (en) * | 1965-11-05 | 1967-12-29 | Int Nickel Ltd | Colouring nickel-containing stainless steel |
BE696034A (en) * | 1966-03-26 | 1967-09-01 | ||
US3535213A (en) * | 1967-12-20 | 1970-10-20 | Yawata Seitetsu Kk | Method of surface-treating metals |
-
1970
- 1970-05-26 GB GB2521570A patent/GB1305636A/en not_active Expired
-
1971
- 1971-02-10 US US00114357A patent/US3755117A/en not_active Expired - Lifetime
- 1971-05-11 CA CA112,732A patent/CA1009605A/en not_active Expired
- 1971-05-24 ES ES391488A patent/ES391488A1/en not_active Expired
- 1971-05-25 FR FR7118913A patent/FR2090295B1/fr not_active Expired
- 1971-05-25 NL NL717107126A patent/NL149556B/en not_active IP Right Cessation
- 1971-05-25 DK DK251971AA patent/DK135855B/en not_active IP Right Cessation
- 1971-05-25 SE SE7106713A patent/SE382079B/en unknown
- 1971-05-25 NO NO01963/71A patent/NO130239B/no unknown
- 1971-05-25 CH CH761771A patent/CH525287A/en not_active IP Right Cessation
- 1971-05-26 AT AT452471A patent/AT304986B/en not_active IP Right Cessation
- 1971-05-26 BE BE767691A patent/BE767691A/en not_active IP Right Cessation
- 1971-05-26 JP JP3559871A patent/JPS5331817B1/ja active Pending
-
1972
- 1972-05-11 US US00252459A patent/US3766023A/en not_active Expired - Lifetime
- 1972-05-12 CA CA142,020A patent/CA1008401A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2090295A1 (en) | 1972-01-14 |
US3755117A (en) | 1973-08-28 |
US3766023A (en) | 1973-10-16 |
NO130239B (en) | 1974-07-29 |
AT304986B (en) | 1973-02-12 |
CA1008401A (en) | 1977-04-12 |
DE2126129A1 (en) | 1971-12-09 |
BE767691A (en) | 1971-11-26 |
JPS5331817B1 (en) | 1978-09-05 |
SE382079B (en) | 1976-01-12 |
ES391488A1 (en) | 1973-06-16 |
GB1305636A (en) | 1973-02-07 |
NL149556B (en) | 1976-05-17 |
NL7107126A (en) | 1971-11-30 |
DK135855C (en) | 1977-11-28 |
FR2090295B1 (en) | 1975-01-17 |
CA1009605A (en) | 1977-05-03 |
DK135855B (en) | 1977-07-04 |
DE2126129B2 (en) | 1976-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |