FI81126C - Foerfarande foer betning av produkter av rostfritt staol. - Google Patents
Foerfarande foer betning av produkter av rostfritt staol. Download PDFInfo
- Publication number
- FI81126C FI81126C FI872187A FI872187A FI81126C FI 81126 C FI81126 C FI 81126C FI 872187 A FI872187 A FI 872187A FI 872187 A FI872187 A FI 872187A FI 81126 C FI81126 C FI 81126C
- Authority
- FI
- Finland
- Prior art keywords
- bath
- pickling
- stainless steel
- per
- per hour
- Prior art date
Links
- 238000005554 pickling Methods 0.000 claims description 80
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 67
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 36
- 229910001220 stainless steel Inorganic materials 0.000 claims description 31
- 239000010935 stainless steel Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 24
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 230000003647 oxidation Effects 0.000 claims description 13
- 238000007254 oxidation reaction Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000007800 oxidant agent Substances 0.000 claims description 9
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000012286 potassium permanganate Substances 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims 3
- 238000002347 injection Methods 0.000 claims 3
- 238000009304 pastoral farming Methods 0.000 claims 2
- 239000000654 additive Substances 0.000 claims 1
- 239000000443 aerosol Substances 0.000 claims 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 claims 1
- 230000001351 cycling effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000010186 staining Methods 0.000 claims 1
- 229910000859 α-Fe Inorganic materials 0.000 claims 1
- 239000000243 solution Substances 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 238000007792 addition Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 239000002002 slurry Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- SHXXPRJOPFJRHA-UHFFFAOYSA-K iron(iii) fluoride Chemical compound F[Fe](F)F SHXXPRJOPFJRHA-UHFFFAOYSA-K 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- YPDSOAPSWYHANB-UHFFFAOYSA-N [N].[F] Chemical compound [N].[F] YPDSOAPSWYHANB-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910015475 FeF 2 Inorganic materials 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 235000021110 pickles Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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 |
|---|---|---|---|
| FR8514220A FR2587369B1 (fr) | 1985-09-19 | 1985-09-19 | Procede de decapage acide de produits en acier inoxydable |
| FR8514220 | 1985-09-19 | ||
| FR8600267 | 1986-01-10 | ||
| PCT/FR1986/000267 WO1987001739A1 (fr) | 1985-09-19 | 1986-07-28 | Procede de decapage acide de produits en acier inoxydable |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI872187A0 FI872187A0 (fi) | 1987-05-18 |
| FI872187L FI872187L (fi) | 1987-05-18 |
| FI81126B FI81126B (fi) | 1990-05-31 |
| FI81126C true FI81126C (fi) | 1990-09-10 |
Family
ID=9323241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI872187A FI81126C (fi) | 1985-09-19 | 1987-05-18 | Foerfarande foer betning av produkter av rostfritt staol. |
Country Status (10)
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2650303B1 (fr) * | 1989-07-26 | 1993-12-10 | Ugine Aciers Chatillon Gueugnon | Procede de decapage en bain acide de produits metalliques contenant du titane ou au moins un element chimique de la famille du titane |
| 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 (fr) * | 1991-02-25 | 1992-08-28 | Ugine Aciers | Procede de surdecapage de materiaux en acier tels que les aciers inoxydables et les aciers allies. |
| IT1245594B (it) * | 1991-03-29 | 1994-09-29 | Itb Srl | Processo di decapaggio e di passivazione di acciaio inossidabile senza acido nitrico |
| FR2683551B1 (fr) * | 1991-11-07 | 1994-09-16 | Ugine Sa | Procede de decapage de materiaux en acier en continu sur une ligne de traitement. |
| IT1255655B (it) * | 1992-08-06 | 1995-11-09 | Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico | |
| IT1255855B (it) * | 1992-10-12 | 1995-11-17 | Cesare Pedrazzini | Processo di decapaggio e di passivazione per lamiere di titanio in nastro, senza impiego di acido nitrico. |
| FR2721328B1 (fr) * | 1994-06-15 | 1996-09-06 | Ugine Sa | Procédé de décapage de matériaux métalliques, notamment en acier allié, en acier inoxydable ou en alliage de titane, par une solution du type contenant des ions ferriques en milieu acide. |
| IT1276954B1 (it) * | 1995-10-18 | 1997-11-03 | Novamax Itb S R L | Processo di decapaggio e di passivazione di acciaio inossidabile senza impiego di acido nitrico |
| FR2745301B1 (fr) * | 1996-02-27 | 1998-04-03 | Usinor Sacilor | Procede de decapage d'une piece en acier et notamment d'une bande de tole en acier inoxydable |
| FR2772050B1 (fr) * | 1997-12-10 | 1999-12-31 | Imphy Sa | Procede de decapage d'acier et notamment d'acier inoxydable |
| GB9807286D0 (en) * | 1998-04-06 | 1998-06-03 | Solvay Interox Ltd | Pickling process |
| DE19850524C2 (de) * | 1998-11-03 | 2002-04-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Nitratfreies Recycling-Beizverfahren für Edelstähle |
| IT1312556B1 (it) | 1999-05-03 | 2002-04-22 | Henkel Kgaa | Processo di decapaggio di acciaio inossidabile in assenza di acidonitrico ed in presenza di ioni cloruro |
| CN104520473B (zh) * | 2012-07-31 | 2017-08-29 | Posco公司 | 用于制造奥氏体不锈钢冷轧钢板的高速酸洗方法 |
| CN109328245A (zh) * | 2017-05-31 | 2019-02-12 | 天佑科技有限责任公司 | 为清除在不锈钢管道及构筑物焊接部位的剥落和铁锈而进行的酸洗及形成钝化膜的处理剂 |
| IT201900006672A1 (it) | 2019-05-10 | 2020-11-10 | Condoroil Stainless Srl | Unita' per il decapaggio elettrolitico interno ed esterno di tubi in acciaio inossidabile |
| KR102300834B1 (ko) | 2019-11-21 | 2021-09-13 | 주식회사 포스코 | 스테인리스강 산세용 이온성 액체 및 이를 이용한 스테인리스강의 산세방법 |
| US12091757B2 (en) | 2020-01-09 | 2024-09-17 | Primetals Technologies Japan, Ltd. | Method for pickling steel plate and pickling apparatus |
| IT202000005848A1 (it) | 2020-03-19 | 2021-09-19 | Tenova Spa | Processo per decapare e/o passivare un acciaio inossidabile. |
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 (de) * | 1952-03-18 | 1953-12-17 | Deutsche Edelstahlwerke Ag | Verfahren zum Regenerieren von Beizbaedern |
| 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 (de) * | 1982-06-16 | 1983-12-22 | Arno 5042 Erftstadt Kuhlmann | Verfahren und mittel zum sauren beizen von austenitischen edelstaehlen |
| FR2551465B3 (fr) * | 1983-09-02 | 1985-08-23 | Gueugnon Sa Forges | Procede de decapage acide des aciers inoxydables et solution acide pour sa mise en oeuvre |
| DE3588013T3 (de) * | 1985-01-22 | 2002-06-06 | Ugine S.A., Puteaux | Verfahren zum säuren Beizen von Stahlen, insbesondere von rostfreien Stahlen. |
-
1985
- 1985-09-19 FR FR8514220A patent/FR2587369B1/fr not_active Expired - Lifetime
-
1986
- 1986-07-25 CA CA000514703A patent/CA1272980A/fr not_active Expired - Lifetime
- 1986-07-28 WO PCT/FR1986/000267 patent/WO1987001739A1/fr active IP Right Grant
- 1986-07-28 BR BR8606873A patent/BR8606873A/pt not_active IP Right Cessation
- 1986-07-28 EP EP86904835A patent/EP0236354B1/fr not_active Expired
- 1986-07-28 JP JP61504183A patent/JPS62501981A/ja active Granted
- 1986-07-28 DE DE8686904835T patent/DE3664340D1/de not_active Expired
- 1986-07-29 MX MX003290A patent/MX168028B/es unknown
- 1986-07-29 ES ES8600701A patent/ES2000222A6/es not_active Expired
-
1987
- 1987-05-18 FI FI872187A patent/FI81126C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62501981A (ja) | 1987-08-06 |
| EP0236354A1 (fr) | 1987-09-16 |
| MX168028B (es) | 1993-04-29 |
| FI872187A0 (fi) | 1987-05-18 |
| FR2587369A1 (fr) | 1987-03-20 |
| WO1987001739A1 (fr) | 1987-03-26 |
| BR8606873A (pt) | 1987-11-03 |
| FI81126B (fi) | 1990-05-31 |
| ES2000222A6 (es) | 1988-01-16 |
| EP0236354B1 (fr) | 1989-07-12 |
| DE3664340D1 (en) | 1989-08-17 |
| FI872187L (fi) | 1987-05-18 |
| JPH0420996B2 (enrdf_load_stackoverflow) | 1992-04-07 |
| CA1272980A (fr) | 1990-08-21 |
| FR2587369B1 (fr) | 1993-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Owner name: UGINE GUEUGNON S.A. |
|
| MA | Patent expired |