FR916540A - Corrosion resistant films - Google Patents
Corrosion resistant filmsInfo
- Publication number
- FR916540A FR916540A FR916540DA FR916540A FR 916540 A FR916540 A FR 916540A FR 916540D A FR916540D A FR 916540DA FR 916540 A FR916540 A FR 916540A
- Authority
- FR
- France
- Prior art keywords
- corrosion resistant
- resistant films
- films
- corrosion
- resistant
- 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
- 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
- C23C22/60—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 alkaline aqueous solutions with pH greater than 8
- C23C22/66—Treatment of aluminium or alloys based thereon
- C23C22/67—Treatment of aluminium or alloys based thereon with solutions containing hexavalent chromium
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US554147A US2460897A (en) | 1944-09-14 | 1944-09-14 | Rendering aluminum and aluminum alloy surfaces corrosion resistant |
Publications (1)
Publication Number | Publication Date |
---|---|
FR916540A true FR916540A (en) | 1946-12-09 |
Family
ID=24212221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR916540D Expired FR916540A (en) | 1944-09-14 | 1945-10-26 | Corrosion resistant films |
Country Status (3)
Country | Link |
---|---|
US (1) | US2460897A (en) |
FR (1) | FR916540A (en) |
GB (1) | GB601736A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3077193B2 (en) * | 1990-11-23 | 2000-08-14 | 株式会社デンソー | Method of forming corrosion resistant chemical conversion coating on aluminum surface |
CN114808077B (en) * | 2022-05-22 | 2023-09-01 | 广东兴发铝业有限公司 | Surface treatment process of aluminum material |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL29133C (en) * | 1928-08-31 | |||
US1838633A (en) * | 1929-08-10 | 1931-12-29 | Pacz Aladar | Coloring aluminum alloys |
US2364993A (en) * | 1942-12-29 | 1944-12-12 | Walter R Meyer | Process for blackening copper or copper alloy surfaces |
-
1944
- 1944-09-14 US US554147A patent/US2460897A/en not_active Expired - Lifetime
-
1945
- 1945-09-11 GB GB23435/45A patent/GB601736A/en not_active Expired
- 1945-10-26 FR FR916540D patent/FR916540A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB601736A (en) | 1948-05-12 |
US2460897A (en) | 1949-02-08 |
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