BE704812A - - Google Patents
Info
- Publication number
- BE704812A BE704812A BE704812DA BE704812A BE 704812 A BE704812 A BE 704812A BE 704812D A BE704812D A BE 704812DA BE 704812 A BE704812 A BE 704812A
- Authority
- BE
- Belgium
- Prior art keywords
- coating
- ferrous
- approximately
- zinc
- solution
- Prior art date
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
- C23C22/06—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
- C23C22/07—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 phosphates
- C23C22/08—Orthophosphates
- C23C22/12—Orthophosphates containing zinc cations
- C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions
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)
- Chemically Coating (AREA)
- Materials For Medical Uses (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58767666A | 1966-10-19 | 1966-10-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE704812A true BE704812A (de) | 1968-02-15 |
Family
ID=24350749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE704812D BE704812A (de) | 1966-10-19 | 1967-10-06 |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE704812A (de) |
ES (1) | ES346139A1 (de) |
-
1967
- 1967-10-06 BE BE704812D patent/BE704812A/fr unknown
- 1967-10-17 ES ES346139A patent/ES346139A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES346139A1 (es) | 1968-12-01 |
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