BE445954A - - Google Patents
Info
- Publication number
- BE445954A BE445954A BE445954DA BE445954A BE 445954 A BE445954 A BE 445954A BE 445954D A BE445954D A BE 445954DA BE 445954 A BE445954 A BE 445954A
- 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 |
|---|---|---|---|
| DE232902X | 1941-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE445954A true BE445954A (en:Method) |
Family
ID=5883314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE445954D BE445954A (en:Method) | 1941-06-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE445954A (en:Method) |
| CH (1) | CH232902A (en:Method) |
| FR (1) | FR883393A (en:Method) |
-
0
- BE BE445954D patent/BE445954A/xx unknown
-
1942
- 1942-06-12 CH CH232902D patent/CH232902A/de unknown
- 1942-06-19 FR FR883393D patent/FR883393A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR883393A (fr) | 1943-07-02 |
| CH232902A (de) | 1944-06-30 |