IT8819644A0 - ELECTROCHEMICAL PROCEDURE FOR THE CREATION OF COATINGS OF CHROME AND SIMILAR METALS USING PULSATING CURRENT WITH PERIODIC INVERSION OF POLARITY - Google Patents
ELECTROCHEMICAL PROCEDURE FOR THE CREATION OF COATINGS OF CHROME AND SIMILAR METALS USING PULSATING CURRENT WITH PERIODIC INVERSION OF POLARITYInfo
- Publication number
- IT8819644A0 IT8819644A0 IT8819644A IT1964488A IT8819644A0 IT 8819644 A0 IT8819644 A0 IT 8819644A0 IT 8819644 A IT8819644 A IT 8819644A IT 1964488 A IT1964488 A IT 1964488A IT 8819644 A0 IT8819644 A0 IT 8819644A0
- Authority
- IT
- Italy
- Prior art keywords
- chrome
- coatings
- polarity
- creation
- pulsating current
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
- 150000002739 metals Chemical class 0.000 title 1
- 230000000737 periodic effect Effects 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/10—Electroplating with more than one layer of the same or of different metals
- C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
- C25D5/14—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium two or more layers being of nickel or chromium, e.g. duplex or triplex layers
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/18—Electroplating using modulated, pulsed or reversing current
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Electrolytic Production Of Metals (AREA)
- Secondary Cells (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8819644A IT1215985B (en) | 1988-03-04 | 1988-03-04 | ELECTROCHEMICAL PROCEDURE FOR THE CONSTRUCTION OF CHROME AND METAL COATINGS SIMILAR BY PERIODIC REVERSAL POLARITY BUTTON CURRENT |
AT88105380T ATE72587T1 (en) | 1988-03-04 | 1988-04-05 | ELECTROCHEMICAL PROCESS FOR THE PRODUCTION OF PLATINGS OF CHROME OR SIMILAR METALS USING PULSED CURRENT WITH PERIODICALLY REVERSING POLARITY AND RELATED EQUIPMENT. |
EP88105380A EP0330722B1 (en) | 1988-03-04 | 1988-04-05 | Electrochemical process for producing platings of chromium and similar metals, by means of pulsating current with periodic reversing polarity, and relevant equipment |
DE8888105380T DE3868400D1 (en) | 1988-03-04 | 1988-04-05 | ELECTROCHEMICAL PROCESS FOR THE PRODUCTION OF PLATING FROM CHROME OR SIMILAR METALS BY MEANS OF PULSING CURRENT WITH PERIODICALLY REVERSING POLARITY AND RELATED DEVICES. |
BR898901046A BR8901046A (en) | 1988-03-04 | 1989-03-02 | ELECTROCHEMICAL PROCESS FOR PERFORMING CHROME, NICKEL AND OTHER ANALOG METALS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8819644A IT1215985B (en) | 1988-03-04 | 1988-03-04 | ELECTROCHEMICAL PROCEDURE FOR THE CONSTRUCTION OF CHROME AND METAL COATINGS SIMILAR BY PERIODIC REVERSAL POLARITY BUTTON CURRENT |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8819644A0 true IT8819644A0 (en) | 1988-03-04 |
IT1215985B IT1215985B (en) | 1990-02-22 |
Family
ID=11160040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8819644A IT1215985B (en) | 1988-03-04 | 1988-03-04 | ELECTROCHEMICAL PROCEDURE FOR THE CONSTRUCTION OF CHROME AND METAL COATINGS SIMILAR BY PERIODIC REVERSAL POLARITY BUTTON CURRENT |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0330722B1 (en) |
AT (1) | ATE72587T1 (en) |
BR (1) | BR8901046A (en) |
DE (1) | DE3868400D1 (en) |
IT (1) | IT1215985B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3933896C1 (en) * | 1989-10-11 | 1990-10-11 | Lpw-Chemie Gmbh, 4040 Neuss, De | |
US5326448A (en) * | 1992-10-15 | 1994-07-05 | Telectronics Pacing Systems, Inc. | Method for reducing the polarization of bioelectrical stimulation leads using surface enhancement, and product made thereby |
DE19745811C2 (en) * | 1997-10-16 | 2002-06-13 | Federal Mogul Burscheid Gmbh | Electroplated hard chrome layer, use and method for the production thereof |
JP2000017482A (en) * | 1998-06-26 | 2000-01-18 | Nippon Piston Ring Co Ltd | Laminated chromium plating film excellent in wear resistance and fatigue strength |
RU2014115534A (en) * | 2011-10-10 | 2015-11-20 | Зумлион Хеви Индастри Сайенс Энд Текнолоджи Ко., Лтд. | FEEDING CYLINDER, METHOD FOR PRODUCING THE FEEDING CYLINDER AND PUMPING EQUIPMENT HAVING A FEEDING CYLINDER |
CN102330127B (en) * | 2011-10-10 | 2012-12-05 | 中联重科股份有限公司 | Conveying tank and manufacturing method thereof, and pumping equipment with conveying tank |
EP3368706A4 (en) | 2015-10-27 | 2019-05-01 | Métal Protection Lenoli Inc. | Electrolytic process and apparatus for the surface treatment of non-ferrous metals |
US10457405B1 (en) | 2018-04-24 | 2019-10-29 | Triumph Aerostructures, Llc. | Composite aerostructure with integrated heating element |
US10449749B1 (en) | 2018-05-03 | 2019-10-22 | Triumph Aerostructures, Llc. | Thermoplastic aerostructure with localized ply isolation and method for forming aerostructure |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3975254A (en) * | 1974-08-13 | 1976-08-17 | Westinghouse Electric Corporation | Forward-reverse pulse cycling anodizing and electroplating process power supply |
US4092226A (en) * | 1974-12-11 | 1978-05-30 | Nikolaus Laing | Process for the treatment of metal surfaces by electro-deposition of metal coatings at high current densities |
CH629542A5 (en) * | 1976-09-01 | 1982-04-30 | Inoue Japax Res | METHOD AND DEVICE FOR GALVANIC MATERIAL DEPOSITION. |
US4666567A (en) * | 1981-07-31 | 1987-05-19 | The Boeing Company | Automated alternating polarity pulse electrolytic processing of electrically conductive substances |
-
1988
- 1988-03-04 IT IT8819644A patent/IT1215985B/en active
- 1988-04-05 AT AT88105380T patent/ATE72587T1/en active
- 1988-04-05 EP EP88105380A patent/EP0330722B1/en not_active Expired - Lifetime
- 1988-04-05 DE DE8888105380T patent/DE3868400D1/en not_active Expired - Fee Related
-
1989
- 1989-03-02 BR BR898901046A patent/BR8901046A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ATE72587T1 (en) | 1992-02-15 |
IT1215985B (en) | 1990-02-22 |
EP0330722B1 (en) | 1992-02-12 |
BR8901046A (en) | 1989-10-24 |
DE3868400D1 (en) | 1992-03-26 |
EP0330722A1 (en) | 1989-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960213 |