FR2698888B1 - Procédé de chromage de pièces de frottement. - Google Patents
Procédé de chromage de pièces de frottement.Info
- Publication number
- FR2698888B1 FR2698888B1 FR9214699A FR9214699A FR2698888B1 FR 2698888 B1 FR2698888 B1 FR 2698888B1 FR 9214699 A FR9214699 A FR 9214699A FR 9214699 A FR9214699 A FR 9214699A FR 2698888 B1 FR2698888 B1 FR 2698888B1
- Authority
- FR
- France
- Prior art keywords
- chroming
- friction parts
- friction
- parts
- chroming friction
- 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 - Fee Related
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
-
- 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
-
- 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
- C25D5/60—Electroplating characterised by the structure or texture of the layers
- C25D5/605—Surface topography of the layers, e.g. rough, dendritic or nodular 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
- C25D5/60—Electroplating characterised by the structure or texture of the layers
- C25D5/605—Surface topography of the layers, e.g. rough, dendritic or nodular layers
- C25D5/611—Smooth 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
- C25D5/60—Electroplating characterised by the structure or texture of the layers
- C25D5/615—Microstructure of the layers, e.g. mixed structure
- C25D5/617—Crystalline layers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9214699A FR2698888B1 (fr) | 1992-12-07 | 1992-12-07 | Procédé de chromage de pièces de frottement. |
PCT/FR1993/001125 WO1994013864A1 (fr) | 1992-12-07 | 1993-11-17 | Procede de chromage de pieces de frottement |
MX9307677A MX9307677A (es) | 1992-12-07 | 1993-12-06 | Procedimiento de cromado de piezas de frotamiento. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9214699A FR2698888B1 (fr) | 1992-12-07 | 1992-12-07 | Procédé de chromage de pièces de frottement. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2698888A1 FR2698888A1 (fr) | 1994-06-10 |
FR2698888B1 true FR2698888B1 (fr) | 1995-02-10 |
Family
ID=9436288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9214699A Expired - Fee Related FR2698888B1 (fr) | 1992-12-07 | 1992-12-07 | Procédé de chromage de pièces de frottement. |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2698888B1 (fr) |
MX (1) | MX9307677A (fr) |
WO (1) | WO1994013864A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19713566C2 (de) * | 1997-04-02 | 1999-11-18 | Daimler Chrysler Ag | Verfahren zum Herstellen eines Formwerkzeugs, Vorrichtung zum Schäumen von Formschaumteilen sowie Verfahren zum Herstellen eines Formwerkzeugs |
US7011067B2 (en) * | 2002-08-19 | 2006-03-14 | Trw | Chrome plated engine valve |
US20050067790A1 (en) * | 2003-09-26 | 2005-03-31 | Smith Thomas J. | Piston ring having chromium coating |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2586711B1 (fr) * | 1985-09-03 | 1989-10-06 | Centre Techn Ind Mecanique | Procede et installation de chromage electrolytique |
-
1992
- 1992-12-07 FR FR9214699A patent/FR2698888B1/fr not_active Expired - Fee Related
-
1993
- 1993-11-17 WO PCT/FR1993/001125 patent/WO1994013864A1/fr active Application Filing
- 1993-12-06 MX MX9307677A patent/MX9307677A/es unknown
Also Published As
Publication number | Publication date |
---|---|
WO1994013864A1 (fr) | 1994-06-23 |
MX9307677A (es) | 1994-06-30 |
FR2698888A1 (fr) | 1994-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |