IN167895B - - Google Patents
Info
- Publication number
- IN167895B IN167895B IN1017/DEL/86A IN1017DE1986A IN167895B IN 167895 B IN167895 B IN 167895B IN 1017DE1986 A IN1017DE1986 A IN 1017DE1986A IN 167895 B IN167895 B IN 167895B
- Authority
- IN
- India
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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
- F24S70/225—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption for spectrally selective absorption
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
- F24S70/25—Coatings made of metallic material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S205/00—Electrolysis: processes, compositions used therein, and methods of preparing the compositions
- Y10S205/923—Solar collector or absorber
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Electrochemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP88300048A EP0323683B1 (en) | 1988-01-05 | 1988-01-05 | Improved black chromium plating bath useful for solar selective coatings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN167895B true IN167895B (nl) | 1991-01-05 |
Family
ID=8199908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1017/DEL/86A IN167895B (nl) | 1988-01-05 | 1986-11-21 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5019223A (nl) |
| EP (1) | EP0323683B1 (nl) |
| DE (1) | DE3883954T2 (nl) |
| IN (1) | IN167895B (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967662A (zh) * | 2010-10-26 | 2011-02-09 | 广东多正化工科技有限公司 | 可形成黑色镀层的三价铬电镀液 |
| CN102002738B (zh) * | 2010-12-15 | 2012-05-30 | 安徽华东光电技术研究所 | 一种在无氧铜基体上镀黑铬的电镀方法 |
| TWI456093B (zh) * | 2012-06-26 | 2014-10-11 | Dexnano Chemicals Co Ltd | 形成黑色三價氧化鉻鍍層之電化學方法及其黑色三價氧化鉻鍍層 |
| TWI470123B (zh) * | 2012-07-13 | 2015-01-21 | China Steel Corp | 鋼鐵表面之黑色鈍化處理方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3419481A (en) * | 1966-04-08 | 1968-12-31 | Diamond Shamrock Corp | Electrolyte and process for electroplating black chromium and article thereby produced |
| NL6800734A (nl) * | 1967-01-18 | 1968-07-19 | ||
| US3723261A (en) * | 1970-10-30 | 1973-03-27 | Allied Chem | Black chromium plating process and composition |
| US3720588A (en) * | 1970-11-30 | 1973-03-13 | G Oleson | Black chromium plating process |
| US3909404A (en) * | 1973-02-26 | 1975-09-30 | Oxy Metal Industries Corp | Composition and process for electrodepositing a black chromium deposit |
| DE2416604A1 (de) * | 1974-04-05 | 1975-10-09 | W Kampschulte & Cie Dr | Galvanisches schwarzchrombad und verfahren zur abscheidung tiefschwarzer chromueberzuege |
| US4174265A (en) * | 1975-11-11 | 1979-11-13 | Tomoya Minegishi | Black chromium electroplating process |
-
1986
- 1986-11-21 IN IN1017/DEL/86A patent/IN167895B/en unknown
-
1988
- 1988-01-05 DE DE88300048T patent/DE3883954T2/de not_active Expired - Lifetime
- 1988-01-05 EP EP88300048A patent/EP0323683B1/en not_active Expired - Lifetime
-
1990
- 1990-07-18 US US07/554,106 patent/US5019223A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US5019223A (en) | 1991-05-28 |
| DE3883954T2 (de) | 1994-03-03 |
| EP0323683B1 (en) | 1993-09-08 |
| EP0323683A1 (en) | 1989-07-12 |
| DE3883954D1 (de) | 1993-10-14 |