FI872187A0 - RENINGSFOERFARANDE MED SYRA FOER PRODUKTER AV ROSTFRITT STAOL. - Google Patents
RENINGSFOERFARANDE MED SYRA FOER PRODUKTER AV ROSTFRITT STAOL.Info
- Publication number
- FI872187A0 FI872187A0 FI872187A FI872187A FI872187A0 FI 872187 A0 FI872187 A0 FI 872187A0 FI 872187 A FI872187 A FI 872187A FI 872187 A FI872187 A FI 872187A FI 872187 A0 FI872187 A0 FI 872187A0
- Authority
- FI
- Finland
- Prior art keywords
- reningsfoerfarande
- syra
- produkter
- foer
- med
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/086—Iron or steel solutions containing HF
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8514220 | 1985-09-19 | ||
FR8514220A FR2587369B1 (en) | 1985-09-19 | 1985-09-19 | PROCESS OF ACID STRIPPING OF STAINLESS STEEL PRODUCTS |
FR8600267 | 1986-07-28 | ||
PCT/FR1986/000267 WO1987001739A1 (en) | 1985-09-19 | 1986-07-28 | Method for the acid etching of stainless steel products |
Publications (4)
Publication Number | Publication Date |
---|---|
FI872187A0 true FI872187A0 (en) | 1987-05-18 |
FI872187A FI872187A (en) | 1987-05-18 |
FI81126B FI81126B (en) | 1990-05-31 |
FI81126C FI81126C (en) | 1990-09-10 |
Family
ID=9323241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI872187A FI81126C (en) | 1985-09-19 | 1987-05-18 | Procedure for pickling stainless steel products |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0236354B1 (en) |
JP (1) | JPS62501981A (en) |
BR (1) | BR8606873A (en) |
CA (1) | CA1272980A (en) |
DE (1) | DE3664340D1 (en) |
ES (1) | ES2000222A6 (en) |
FI (1) | FI81126C (en) |
FR (1) | FR2587369B1 (en) |
MX (1) | MX168028B (en) |
WO (1) | WO1987001739A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2650303B1 (en) * | 1989-07-26 | 1993-12-10 | Ugine Aciers Chatillon Gueugnon | PROCESS FOR ACIDIC STRIPPING OF METAL PRODUCTS CONTAINING TITANIUM OR AT LEAST ONE CHEMICAL ELEMENT OF THE TITANIUM FAMILY |
US5338367A (en) * | 1989-07-26 | 1994-08-16 | Ugine, Aciers De Chatillon Et Gueugnon | Pickling process in an acid bath of metallic products containing titanium or at least one chemical element of the titanium family |
FR2673200A1 (en) * | 1991-02-25 | 1992-08-28 | Ugine Aciers | METHOD FOR OVERDRAWING STEEL MATERIALS SUCH AS STAINLESS STEELS AND ALLIED STEELS. |
IT1245594B (en) * | 1991-03-29 | 1994-09-29 | Itb Srl | PICKLING AND PASSIVATION PROCESS OF STAINLESS STEEL WITHOUT NITRIC ACID |
FR2683551B1 (en) * | 1991-11-07 | 1994-09-16 | Ugine Sa | PROCESS FOR STRIPPING STEEL MATERIALS ON A PROCESSING LINE. |
IT1255655B (en) * | 1992-08-06 | 1995-11-09 | STAINLESS STEEL PICKLING AND PASSIVATION PROCESS WITHOUT THE USE OF NITRIC ACID | |
IT1255855B (en) * | 1992-10-12 | 1995-11-17 | Cesare Pedrazzini | PICKLING AND PASSIVATION PROCESS FOR TITANIUM SHEETS IN TAPE, WITHOUT THE USE OF NITRIC ACID. |
FR2721328B1 (en) * | 1994-06-15 | 1996-09-06 | Ugine Sa | Process for pickling metallic materials, in particular alloy steel, stainless steel or titanium alloy, with a solution of the type containing ferric ions in an acid medium. |
IT1276954B1 (en) * | 1995-10-18 | 1997-11-03 | Novamax Itb S R L | PICKLING AND PASSIVATION PROCESS OF STAINLESS STEEL WITHOUT THE USE OF NITRIC ACID |
FR2745301B1 (en) * | 1996-02-27 | 1998-04-03 | Usinor Sacilor | PROCESS FOR STRIPPING A STEEL PART AND PARTICULARLY A STAINLESS STEEL SHEET STRIP |
FR2772050B1 (en) * | 1997-12-10 | 1999-12-31 | Imphy Sa | PROCESS FOR STRIPPING STEEL AND IN PARTICULAR STAINLESS STEEL |
GB9807286D0 (en) * | 1998-04-06 | 1998-06-03 | Solvay Interox Ltd | Pickling process |
DE19850524C2 (en) * | 1998-11-03 | 2002-04-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Nitrate-free recycling pickling process for stainless steels |
IT1312556B1 (en) | 1999-05-03 | 2002-04-22 | Henkel Kgaa | STAINLESS STEEL PICKLING PROCESS IN THE ABSENCE OF ACIDONITRICO AND IN THE PRESENCE OF CHLORIDE IONS |
WO2014021639A1 (en) * | 2012-07-31 | 2014-02-06 | 주식회사 포스코 | High-speed pickling process for manufacturing austenitic stainless cold-rolled steel plate |
CN109328245A (en) * | 2017-05-31 | 2019-02-12 | 天佑科技有限责任公司 | The inorganic agent of the pickling and formation passivating film that are carried out to remove peeling and the iron rust in stainless steel pipes and structures welding position |
IT201900006672A1 (en) | 2019-05-10 | 2020-11-10 | Condoroil Stainless Srl | UNIT FOR INTERNAL AND EXTERNAL ELECTROLYTIC PICKLING OF STAINLESS STEEL PIPES |
KR102300834B1 (en) | 2019-11-21 | 2021-09-13 | 주식회사 포스코 | Ionic liquid for pickling stainless steel and pickling method for stainless steel using the same |
US20220220619A1 (en) * | 2020-01-09 | 2022-07-14 | Primetals Technologies Japan, Ltd. | Method for pickling steel plate and pickling apparatus |
IT202000005848A1 (en) | 2020-03-19 | 2021-09-19 | Tenova Spa | Process for pickling and / or passivating a stainless steel. |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2474526A (en) * | 1940-06-15 | 1949-06-28 | Monsanto Chemicals | Picking of stainless steels |
US2564549A (en) * | 1945-07-02 | 1951-08-14 | Albert R Stargardter | Pickling treatment |
DE899890C (en) * | 1952-03-18 | 1953-12-17 | Deutsche Edelstahlwerke Ag | Process for the regeneration of pickling baths |
JPS549120A (en) * | 1977-06-24 | 1979-01-23 | Tokai Electro Chemical Co | Method of controlling acid cleaning liquid for stainless steel |
JPS57194262A (en) * | 1981-05-26 | 1982-11-29 | Mitsubishi Gas Chem Co Inc | Descaling method for stainless steel |
DE3222532A1 (en) * | 1982-06-16 | 1983-12-22 | Arno 5042 Erftstadt Kuhlmann | Process and means for the acidic etching of austenitic stainless steels |
FR2551465B3 (en) * | 1983-09-02 | 1985-08-23 | Gueugnon Sa Forges | ACID STRIPPING PROCESS FOR STAINLESS STEELS AND ACID SOLUTION FOR IMPLEMENTING SAME |
ATE121804T1 (en) * | 1985-01-22 | 1995-05-15 | Ugine Sa | METHOD FOR ACID PICKLING STEEL, PARTICULARLY STAINLESS STEEL. |
-
1985
- 1985-09-19 FR FR8514220A patent/FR2587369B1/en not_active Expired - Lifetime
-
1986
- 1986-07-25 CA CA000514703A patent/CA1272980A/en not_active Expired - Lifetime
- 1986-07-28 JP JP50418386A patent/JPS62501981A/en active Granted
- 1986-07-28 EP EP19860904835 patent/EP0236354B1/en not_active Expired
- 1986-07-28 DE DE8686904835T patent/DE3664340D1/en not_active Expired
- 1986-07-28 BR BR8606873A patent/BR8606873A/en not_active IP Right Cessation
- 1986-07-28 WO PCT/FR1986/000267 patent/WO1987001739A1/en active IP Right Grant
- 1986-07-29 ES ES8600701A patent/ES2000222A6/en not_active Expired
- 1986-07-29 MX MX329086A patent/MX168028B/en unknown
-
1987
- 1987-05-18 FI FI872187A patent/FI81126C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2587369B1 (en) | 1993-01-29 |
WO1987001739A1 (en) | 1987-03-26 |
FI81126B (en) | 1990-05-31 |
BR8606873A (en) | 1987-11-03 |
JPH0420996B2 (en) | 1992-04-07 |
ES2000222A6 (en) | 1988-01-16 |
CA1272980A (en) | 1990-08-21 |
JPS62501981A (en) | 1987-08-06 |
EP0236354B1 (en) | 1989-07-12 |
FR2587369A1 (en) | 1987-03-20 |
MX168028B (en) | 1993-04-29 |
DE3664340D1 (en) | 1989-08-17 |
FI81126C (en) | 1990-09-10 |
FI872187A (en) | 1987-05-18 |
EP0236354A1 (en) | 1987-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: UGINE GUEUGNON S.A. |
|
MA | Patent expired |