FR51965E - Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium - Google Patents
Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminiumInfo
- Publication number
- FR51965E FR51965E FR51965DA FR51965E FR 51965 E FR51965 E FR 51965E FR 51965D A FR51965D A FR 51965DA FR 51965 E FR51965 E FR 51965E
- Authority
- FR
- France
- Prior art keywords
- aluminum
- colored
- black
- production
- protective layers
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/24—Laminated contacts; Wire contacts, e.g. metallic brush, carbon fibres
-
- 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
- C23C22/34—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 fluorides or complex fluorides
-
- 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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/56—Treatment of aluminium or alloys based thereon
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)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE230710X | 1939-03-11 | ||
DE100440X | 1940-04-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR51965E true FR51965E (fr) | 1943-05-27 |
Family
ID=25750341
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868389D Expired FR868389A (fr) | 1939-03-11 | 1940-12-26 | Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliages d'aluminium |
FR51965D Expired FR51965E (fr) | 1939-03-11 | 1942-02-24 | Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliage d'aluminium |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868389D Expired FR868389A (fr) | 1939-03-11 | 1940-12-26 | Procédé de production de couches protectrices incorrosibles de couleur noire sur la surface d'objets en aluminium ou alliages d'aluminium |
Country Status (4)
Country | Link |
---|---|
US (1) | US2247580A (fr) |
CH (2) | CH225861A (fr) |
DE (2) | DE712877C (fr) |
FR (2) | FR868389A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH245690A (it) * | 1944-10-06 | 1946-11-30 | Agma Aktiengesellschaft | Procedimento di ossidazione chemica dell'alluminio e sue leghe. |
GB878673A (en) * | 1957-01-30 | 1961-10-04 | Ici Ltd | Improved alkali baths for metal treatment |
US3067052A (en) * | 1959-09-21 | 1962-12-04 | Interchem Corp | Gold colored metallic pigments |
CH584762A5 (fr) * | 1973-05-17 | 1977-02-15 | Alusuisse | |
US5437740A (en) * | 1993-04-21 | 1995-08-01 | Sanchem, Inc. | Corrosion resistant aluminum and aluminum coating |
DE102006029671A1 (de) * | 2006-06-28 | 2008-01-03 | BSH Bosch und Siemens Hausgeräte GmbH | Führungseinrichtung für eine Kohlebürste |
-
1939
- 1939-03-12 DE DEB186637D patent/DE712877C/de not_active Expired
-
1940
- 1940-03-01 US US321791A patent/US2247580A/en not_active Expired - Lifetime
- 1940-04-11 DE DEB190401D patent/DE717183C/de not_active Expired
- 1940-12-26 FR FR868389D patent/FR868389A/fr not_active Expired
-
1941
- 1941-12-10 CH CH225861D patent/CH225861A/de unknown
- 1941-12-18 CH CH230710D patent/CH230710A/de unknown
-
1942
- 1942-02-24 FR FR51965D patent/FR51965E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE712877C (de) | 1941-10-27 |
FR868389A (fr) | 1941-12-29 |
DE717183C (de) | 1942-02-10 |
CH225861A (de) | 1943-02-28 |
US2247580A (en) | 1941-07-01 |
CH230710A (de) | 1944-01-31 |
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