BR6786473D0 - PROCESS FOR TREATING A BATH CONTAINING CHROME - Google Patents
PROCESS FOR TREATING A BATH CONTAINING CHROMEInfo
- Publication number
- BR6786473D0 BR6786473D0 BR186473/67A BR18647367A BR6786473D0 BR 6786473 D0 BR6786473 D0 BR 6786473D0 BR 186473/67 A BR186473/67 A BR 186473/67A BR 18647367 A BR18647367 A BR 18647367A BR 6786473 D0 BR6786473 D0 BR 6786473D0
- Authority
- BR
- Brazil
- Prior art keywords
- treating
- bath containing
- containing chrome
- chrome
- bath
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/14—Chromates; Bichromates
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
- C25D21/18—Regeneration of process solutions of electrolytes
-
- 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
- Y10S204/00—Chemistry: electrical and wave energy
- Y10S204/13—Purification and treatment of electroplating baths and plating wastes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electroplating Methods And Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US52311666A | 1966-01-26 | 1966-01-26 | |
US4585470A | 1970-06-12 | 1970-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR6786473D0 true BR6786473D0 (en) | 1973-01-09 |
Family
ID=26723268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR186473/67A BR6786473D0 (en) | 1966-01-26 | 1967-01-24 | PROCESS FOR TREATING A BATH CONTAINING CHROME |
Country Status (6)
Country | Link |
---|---|
US (2) | US3616304A (en) |
BR (1) | BR6786473D0 (en) |
CH (1) | CH510128A (en) |
ES (1) | ES336062A1 (en) |
FR (1) | FR1510316A (en) |
NL (1) | NL6701276A (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3661732A (en) * | 1970-06-01 | 1972-05-09 | Production Machinery Corp | Method and apparatus for electroplating |
US3926754A (en) * | 1972-02-11 | 1975-12-16 | Andco Inc | Electrochemical contaminant removal from aqueous media |
US3847765A (en) * | 1972-12-20 | 1974-11-12 | Mitsubishi Petrochemical Co | Method for the treatment of cyanide-containing wastes |
US4006067A (en) * | 1973-03-05 | 1977-02-01 | Gussack Mark C | Oxidation-reduction process |
US3909381A (en) * | 1974-11-18 | 1975-09-30 | Raymond John L | Purification of chromium plating solutions by electrodialysis |
US4118295A (en) * | 1976-04-20 | 1978-10-03 | Dart Industries Inc. | Regeneration of plastic etchants |
JPS52141439A (en) * | 1976-04-27 | 1977-11-25 | Nippon Paint Co Ltd | Method of managing chemicallconversion treating liquid for acidic phosphate coating |
DE2646590C3 (en) * | 1976-10-15 | 1982-03-25 | Robert Bosch Gmbh, 7000 Stuttgart | Process for the regeneration of chromic acid-containing chemical roughening baths for plastics |
US4302304A (en) * | 1978-08-11 | 1981-11-24 | Mitsubishi Jukogyo Kabushiki Kaisha | Process for treating electrolytic solution |
US4188272A (en) * | 1979-05-07 | 1980-02-12 | Eastman Kodak Company | Electrical chemical process for the removal of hexavalent chromium from aqueous medium |
US4337129A (en) * | 1979-05-08 | 1982-06-29 | The United States Of America As Represented By The Secretary Of The Interior | Regeneration of waste metallurgical process liquor |
US4217192A (en) * | 1979-06-11 | 1980-08-12 | The United States Of America As Represented By The United States Department Of Energy | Decontamination of metals using chemical etching |
FR2465011A1 (en) * | 1979-09-06 | 1981-03-20 | Carnaud Sa | MATERIAL CONSISTING OF A PROTECTED STEEL SHEET, METHOD FOR MANUFACTURING SAME, AND APPLICATIONS THEREOF, IN PARTICULAR TO PRESERVE BOXES |
US4256557A (en) * | 1979-10-16 | 1981-03-17 | The United States Of America As Represented By The Secretary Of The Interior | Copper electrowinning and Cr+6 reduction in spent etchants using porous fixed bed coke electrodes |
US4325792A (en) * | 1981-03-09 | 1982-04-20 | Vaughan Daniel J | Purification process |
US4701246A (en) * | 1985-03-07 | 1987-10-20 | Kabushiki Kaisha Toshiba | Method for production of decontaminating liquid |
US5246559A (en) * | 1991-11-29 | 1993-09-21 | Eltech Systems Corporation | Electrolytic cell apparatus |
US6063252A (en) * | 1997-08-08 | 2000-05-16 | Raymond; John L. | Method and apparatus for enriching the chromium in a chromium plating bath |
FR2791662B1 (en) * | 1999-04-01 | 2001-06-22 | Conservatoire Nat Arts | PROCESS FOR THE ELECTROCHEMICAL TREATMENT OF EFFLUENTS, IN PARTICULAR TANNING EFFLUENTS, INCLUDING CHROMIUM SALTS |
US6207033B1 (en) * | 1999-05-06 | 2001-03-27 | The United States Of America As Represented By The Secretary Of The Army | Process and apparatus for regeneration of chromium plating bath |
US6468414B1 (en) | 2001-02-16 | 2002-10-22 | Hydro-Quebec | Method of purification of a redox mediator before electrolytic regeneration thereof |
US7473546B2 (en) * | 2003-11-13 | 2009-01-06 | Savannah River Nuclear Solutions, Llc | Surfactant biocatalyst for remediation of recalcitrant organics and heavy metals |
US20050208670A1 (en) * | 2004-03-22 | 2005-09-22 | Wittenberg Malcolm B | Detection of mercury in biological samples |
-
1966
- 1966-01-26 US US523116A patent/US3616304A/en not_active Expired - Lifetime
-
1967
- 1967-01-24 BR BR186473/67A patent/BR6786473D0/en unknown
- 1967-01-25 ES ES336062A patent/ES336062A1/en not_active Expired
- 1967-01-25 CH CH107967A patent/CH510128A/en not_active IP Right Cessation
- 1967-01-26 NL NL6701276A patent/NL6701276A/xx unknown
- 1967-01-26 FR FR92543A patent/FR1510316A/en not_active Expired
-
1970
- 1970-06-12 US US45854A patent/US3682796A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3616304A (en) | 1971-10-26 |
FR1510316A (en) | 1968-01-19 |
NL6701276A (en) | 1967-07-27 |
ES336062A1 (en) | 1968-06-01 |
US3682796A (en) | 1972-08-08 |
CH510128A (en) | 1971-07-15 |
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