FR754360A - - Google Patents
Info
- Publication number
- FR754360A FR754360A FR754360DA FR754360A FR 754360 A FR754360 A FR 754360A FR 754360D A FR754360D A FR 754360DA FR 754360 A FR754360 A FR 754360A
- Authority
- FR
- France
- 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
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/04—Electroplating: Baths therefor from solutions of chromium
- C25D3/08—Deposition of black chromium, e.g. hexavalent chromium, CrVI
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1975239X | 1929-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR754360A true FR754360A (OSRAM) | 1933-11-03 |
Family
ID=7849873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR754360D Expired FR754360A (OSRAM) | 1929-10-16 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1975239A (OSRAM) |
| FR (1) | FR754360A (OSRAM) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2542994A (en) * | 1945-07-09 | 1951-02-27 | Armco Steel Corp | Electrolytic surface treatment of steel |
| US2482308A (en) * | 1947-02-21 | 1949-09-20 | Du Pont | Catalyst preparation |
| US2623847A (en) * | 1947-09-10 | 1952-12-30 | Lloyd O Gilbert | Black chromium plating |
| US2739109A (en) * | 1952-06-14 | 1956-03-20 | Westinghouse Electric Corp | Black chromium-nickel-vanadium electrodeposits |
| US2739108A (en) * | 1952-06-14 | 1956-03-20 | Westinghouse Electric Corp | Electroplating chromium-nickel alloy coatings |
| US2824829A (en) * | 1953-02-27 | 1958-02-25 | Westinghouse Electric Corp | Electrodepositing black chromiumvanadium coatings and members therewith |
| US2772227A (en) * | 1953-06-29 | 1956-11-27 | Westinghouse Electric Corp | Protection of molybdenum and tungsten at high temperatures |
| US2917817A (en) * | 1955-03-25 | 1959-12-22 | Res Council Of Israel | Receiver for solar energy collectors |
| US2826538A (en) * | 1955-05-03 | 1958-03-11 | Columbia Broadcasting Syst Inc | Metal blackening process |
| US2801214A (en) * | 1956-03-23 | 1957-07-30 | Melvin R Zell | Chromium plating bath |
| US2985567A (en) * | 1959-03-16 | 1961-05-23 | Allied Chem | Electrodeposition of black chromium coatings |
| NL132271C (OSRAM) * | 1961-07-25 | |||
| US3419481A (en) * | 1966-04-08 | 1968-12-31 | Diamond Shamrock Corp | Electrolyte and process for electroplating black chromium and article thereby produced |
| US3454474A (en) * | 1966-11-23 | 1969-07-08 | Corillium Corp | Chromium plating process |
| NL6800734A (OSRAM) * | 1967-01-18 | 1968-07-19 | ||
| US4857436A (en) * | 1987-12-28 | 1989-08-15 | Nouel Jean Marie | Offset plates with two chromium layers |
| US4996131A (en) * | 1987-12-28 | 1991-02-26 | Nouel Jean Marie | Offset plate with thin chromium layer and method of making |
| CN110252135A (zh) * | 2019-07-01 | 2019-09-20 | 天津商业大学 | 一种甲醛净化处理装置 |
-
0
- FR FR754360D patent/FR754360A/fr not_active Expired
-
1933
- 1933-06-29 US US678258A patent/US1975239A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1975239A (en) | 1934-10-02 |