BE491076A - - Google Patents
Info
- Publication number
- BE491076A BE491076A BE491076DA BE491076A BE 491076 A BE491076 A BE 491076A BE 491076D A BE491076D A BE 491076DA BE 491076 A BE491076 A BE 491076A
- Authority
- BE
- Belgium
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH995319X | 1948-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE491076A true BE491076A (en:Method) |
Family
ID=4551871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE491076D BE491076A (en:Method) | 1948-09-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE491076A (en:Method) |
| CH (1) | CH275809A (en:Method) |
| FR (1) | FR995319A (en:Method) |
| NL (2) | NL148660B (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1235108B (de) * | 1963-01-26 | 1967-02-23 | Hamburger Flugzeugbau G M B H | Verfahren zur Nachbehandlung von elektrisch oxydierten Schichten auf Teilen aus Aluminium und Aluminiumlegierungen |
-
0
- BE BE491076D patent/BE491076A/xx unknown
- NL NL69374D patent/NL69374C/xx active
- NL NL686813440A patent/NL148660B/xx unknown
-
1948
- 1948-09-17 CH CH275809D patent/CH275809A/de unknown
-
1949
- 1949-09-13 FR FR995319D patent/FR995319A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH275809A (de) | 1951-06-15 |
| FR995319A (fr) | 1951-11-30 |
| NL148660B (nl) | |
| NL69374C (en:Method) |