BR0208749A - Processo para decapara de modo contìnuo tira de aço inoxidável - Google Patents

Processo para decapara de modo contìnuo tira de aço inoxidável

Info

Publication number
BR0208749A
BR0208749A BR0208749-9A BR0208749A BR0208749A BR 0208749 A BR0208749 A BR 0208749A BR 0208749 A BR0208749 A BR 0208749A BR 0208749 A BR0208749 A BR 0208749A
Authority
BR
Brazil
Prior art keywords
stainless steel
steel strip
continuously stripping
pickling
hot rolled
Prior art date
Application number
BR0208749-9A
Other languages
English (en)
Other versions
BR0208749B1 (pt
Inventor
Vijay N Madi
Jerald W Leeker
Clayton A Vanscoy
Original Assignee
Ak Properties Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23082082&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0208749(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ak Properties Inc filed Critical Ak Properties Inc
Publication of BR0208749A publication Critical patent/BR0208749A/pt
Publication of BR0208749B1 publication Critical patent/BR0208749B1/pt

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
    • 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
    • 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
    • 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
    • C23G1/36—Regeneration of waste pickling liquors
    • 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
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/021—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously by dipping
    • 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
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/027—Associated apparatus, e.g. for pretreating or after-treating

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)
  • Heat Treatment Of Sheet Steel (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

"PROCESSO PARA DECAPAR DE MODO CONTìNUO TIRA DE AçO INOXIDáVEL". A presente invenção se refere a um processo para decapar tira de aço inoxidável laminada a quente, laminada a quente e recozida e laminada a frio e recozida de modo contínuo. O processo compreende uma série de tanques de pré-decapagem e tanques de decapagem e, opcionalmente, inclui um tanque de limpeza por escovação, um tanque de retirada de fuligem, uma unidade de filtração e ura trocador de calor. O processo inclui uma etapa de pré-decapagem com HF/H~ 2~SO~ 4~ e uma de decapagem com HF/H~ 2~SO~ 4~/H~ 2~O~ 2~.
BRPI0208749-9A 2001-04-09 2002-04-09 processo para decapar de modo contÍnuo tira de aÇo inoxidÁvel. BR0208749B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28256501P 2001-04-09 2001-04-09
PCT/US2002/011135 WO2002081777A1 (en) 2001-04-09 2002-04-09 Hydrogen peroxide pickling scheme for stainless steel grades

Publications (2)

Publication Number Publication Date
BR0208749A true BR0208749A (pt) 2004-06-22
BR0208749B1 BR0208749B1 (pt) 2012-08-07

Family

ID=23082082

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0208749-9A BR0208749B1 (pt) 2001-04-09 2002-04-09 processo para decapar de modo contÍnuo tira de aÇo inoxidÁvel.

Country Status (14)

Country Link
US (1) US6645306B2 (pt)
EP (1) EP1381714B8 (pt)
JP (1) JP4175463B2 (pt)
KR (1) KR100681099B1 (pt)
CN (1) CN1244717C (pt)
AT (1) ATE343663T1 (pt)
AU (1) AU2002252617B2 (pt)
BR (1) BR0208749B1 (pt)
CA (1) CA2443695C (pt)
DE (1) DE60215629T2 (pt)
ES (1) ES2272699T3 (pt)
MX (1) MXPA03009219A (pt)
WO (1) WO2002081777A1 (pt)
ZA (1) ZA200307743B (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4175463B2 (ja) * 2001-04-09 2008-11-05 エイケイ・スティール・プロパティーズ・インコーポレイテッド ステンレス鋼等級のための過酸化水素酸洗計画
US6599371B2 (en) * 2001-04-09 2003-07-29 Ak Steel Corporation Hydrogen peroxide pickling scheme for silicon-containing electrical steel grades
DE10160318A1 (de) * 2001-12-07 2003-06-18 Henkel Kgaa Verfahren zum Beizen von martensitischem oder ferritischem Edelstahl
US7396559B2 (en) * 2003-08-11 2008-07-08 General Motors Corporation Method of making an electrically conductive element for use in a fuel cell
US20050037935A1 (en) 2003-08-11 2005-02-17 Abd Elhamid Mahmoud H. Composition and method for surface treatment of oxidized metal
DE102006042416B4 (de) * 2006-09-06 2009-04-23 Sms Demag Ag Verfahren zum Beizen von Metallbändern und Vorrichtung zur Durchführung des Verfahrens
EP1982670B1 (en) * 2007-04-19 2009-09-02 Straumann Holding AG Process for providing a topography to the surface of a dental implant
BRPI0921093A2 (pt) * 2008-11-14 2015-12-15 Ak Steel Properties Inc decapagem férrica de aço ao silício.
DE102009038795A1 (de) * 2009-08-25 2011-05-05 Poligrat Gmbh Beizverfahren für Edelstahl
CN102337547B (zh) * 2010-07-15 2013-09-04 宝山钢铁股份有限公司 一种热轧双相不锈钢板的酸洗方法
JP5729211B2 (ja) * 2010-08-31 2015-06-03 Ｊｆｅスチール株式会社 冷延鋼板の製造方法、冷延鋼板および自動車部材
KR101242990B1 (ko) 2010-12-28 2013-03-12 주식회사 포스코 표면 품질 개선을 위한 페라이트계 스테인리스 냉연강판의 산세공정
KR101243021B1 (ko) 2010-12-28 2013-03-12 주식회사 포스코 저크롬계 페라이트계 스테인레스 강판의 산세 결함 저감 방법 및 제거 방법 및 산세용액
KR101289147B1 (ko) * 2010-12-28 2013-07-23 주식회사 포스코 표면품질이 우수한 저크롬 페라이트계 스테인리스 냉연강판을 제조하기 위한 친환경 고속 산세 프로세스
AU2012316187B2 (en) 2011-09-26 2015-09-24 Ak Steel Properties, Inc. Stainless steel pickling in an oxidizing, electrolytic acid bath
US10125425B2 (en) 2013-07-01 2018-11-13 General Electric Company Method for smut removal during stripping of coating
KR101461815B1 (ko) * 2013-07-31 2014-11-13 주식회사 포스코 고크롬 페라이트계 스테인리스강의 산세 방법
CN103882455A (zh) * 2014-03-18 2014-06-25 浙江大学 一种不含硝酸的不锈钢酸洗液及其制备方法
CN106435607B (zh) * 2016-06-30 2021-05-18 宝钢德盛不锈钢有限公司 一种环保的不锈钢热轧卷连续退火酸洗生产方法及酸洗液
CN112275714A (zh) * 2020-09-21 2021-01-29 山东宏旺实业有限公司 镀钛不锈钢的清洗方法及装置
CN115386880B (zh) * 2022-09-02 2024-03-15 中国第一汽车股份有限公司 一种用于钢制品表面剥层的处理液及其制备方法和应用

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2347742A (en) * 1939-09-18 1944-05-02 Rustless Iron & Steel Corp Pickling process
FR1237923A (fr) * 1959-06-26 1960-08-05 Fakler & Cie O Procédé de contrôle de bains de décapage sulfurique
US3489652A (en) 1966-04-18 1970-01-13 American Mach & Foundry Desalination process by multi-effect,multi-stage flash distillation combined with power generation
BE758162A (fr) 1969-10-28 1971-04-01 Fmc Corp Stabilisation de solutions acidifiees d'eau
US3864271A (en) 1972-12-04 1975-02-04 Du Pont Stabilized acidic hydrogen peroxide solutions
JPS526853B2 (pt) 1972-12-22 1977-02-25
US3903244A (en) 1973-02-02 1975-09-02 Fmc Corp Stabilized hydrogen peroxide
SE381289B (sv) * 1973-06-21 1975-12-01 Nyby Bruk Ab Tvastegsbetningsforfarande
SE400575B (sv) 1974-12-13 1978-04-03 Nordnero Ab Bad for betning av koppar och dess legeringar
FR2297906A1 (fr) 1975-01-14 1976-08-13 Ugine Kuhlmann Stabilisation du peroxyde d'hydrogene dans les bains acides pour le decapage des metaux
JPS5518552A (en) * 1978-07-26 1980-02-08 Kawasaki Steel Corp Pickling method for cr type stainless steel
JPS5550468A (en) * 1978-10-11 1980-04-12 Kawasaki Steel Corp Pickling method for cr base stainless steel
JPS58197277A (ja) 1982-05-08 1983-11-16 Mitsubishi Gas Chem Co Inc 金属の化学的溶解処理液
JPS6149706A (ja) * 1984-08-15 1986-03-11 Nippon Steel Corp オ−ステナイト系ステンレス鋼薄板の製造方法
US5154774A (en) 1985-09-19 1992-10-13 Ugine Aciers De Chatillon Et Gueugnon Process for acid pickling of stainless steel products
US4946520A (en) 1987-02-02 1990-08-07 Phelps Dodge Industries, Inc. Copper rod manufactured by casting, hot rolling and chemically shaving and pickling
US4754803A (en) 1987-02-02 1988-07-05 Phelps Dodge Industries, Inc. Manufacturing copper rod by casting, hot rolling and chemically shaving and pickling
JPH02122087A (ja) 1988-11-01 1990-05-09 Nkk Corp 電磁鋼板の酸洗方法
US5292374A (en) 1988-11-15 1994-03-08 Maschinenfabrik Andritz Actiengesellschft Process and plant for pickling stainless steel strip
FR2657888B1 (fr) 1990-02-08 1994-04-15 Ugine Aciers Procedes de decapage de materiaux en acier inoxydable.
US5100500A (en) 1991-02-08 1992-03-31 Aluminum Company Of America Milling solution and method
US5248386A (en) 1991-02-08 1993-09-28 Aluminum Company Of America Milling solution and method
US5354383A (en) 1991-03-29 1994-10-11 Itb, S.R.L. Process for pickling and passivating stainless steel without using nitric acid
IT1251431B (it) 1991-10-25 1995-05-09 Costante Fontana Composto ad elevate caratteristiche stabilizzanti particolarmente per perossidi inorganici utilizzati in applicazioni industriali
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.
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
IT1276955B1 (it) 1995-10-18 1997-11-03 Novamax Itb S R L Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico
SE510298C2 (sv) 1995-11-28 1999-05-10 Eka Chemicals Ab Sätt vid betning av stål
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
EP0795628B1 (en) 1996-03-14 2001-05-23 CONDOROIL IMPIANTI s.r.l. Pickling of stainless steels while continuously reoxidizing catalytically the pickling solution
US5904157A (en) 1996-04-05 1999-05-18 Phelps Dodge Industries, Inc. Copper surface pickling system
US5743968A (en) 1997-03-20 1998-04-28 Armco Inc. Hydrogen peroxide pickling of stainless steel
US5702534A (en) 1996-05-24 1997-12-30 Armco Inc. Hydrogen peroxide pickling of stainless steel
US5821212A (en) 1997-02-13 1998-10-13 Crown Technology, Inc. Rinse aid and process for stainless steel
US5958147A (en) 1997-05-05 1999-09-28 Akzo Nobel N.V. Method of treating a metal
JPH11269677A (ja) * 1998-03-25 1999-10-05 Mitsubishi Gas Chem Co Inc ステンレスの酸洗処理方法
GB9807286D0 (en) 1998-04-06 1998-06-03 Solvay Interox Ltd Pickling process
US6450183B1 (en) * 1999-12-22 2002-09-17 Kolene Corporation Composition, apparatus, and method of conditioning scale on a metal surface
CA2300492A1 (en) * 2000-03-13 2001-09-13 Henkel Corporation Removal of "copper kiss" from pickling high copper alloys
JP4175463B2 (ja) * 2001-04-09 2008-11-05 エイケイ・スティール・プロパティーズ・インコーポレイテッド ステンレス鋼等級のための過酸化水素酸洗計画

Also Published As

Publication number Publication date
DE60215629T2 (de) 2007-09-06
AU2002252617B2 (en) 2007-05-31
EP1381714A1 (en) 2004-01-21
CA2443695A1 (en) 2002-10-17
US6645306B2 (en) 2003-11-11
KR100681099B1 (ko) 2007-02-08
ATE343663T1 (de) 2006-11-15
ZA200307743B (en) 2004-10-04
BR0208749B1 (pt) 2012-08-07
KR20030088127A (ko) 2003-11-17
MXPA03009219A (es) 2005-03-07
EP1381714B1 (en) 2006-10-25
WO2002081777A1 (en) 2002-10-17
JP2004524448A (ja) 2004-08-12
CN1505696A (zh) 2004-06-16
US20020174880A1 (en) 2002-11-28
JP4175463B2 (ja) 2008-11-05
CN1244717C (zh) 2006-03-08
ES2272699T3 (es) 2007-05-01
DE60215629D1 (de) 2006-12-07
EP1381714B8 (en) 2007-01-03
CA2443695C (en) 2009-02-24

Similar Documents

Publication Publication Date Title
BR0208749B1 (pt) processo para decapar de modo contÍnuo tira de aÇo inoxidÁvel.
ATE224246T1 (de) Anlage zur herstellung von kaltgewalzten bändern aus rostfreiem stahl
BR9605201A (pt) Processo de elaboraçao em contínuo de uma cinta de chapa laminada de aço inoxidável e linha em contínuo para a aplicaçao do processo
TW200643219A (en) Method and device for the descaling of a metal strip
GB2437955B (en) Method of manufacturing hot-formed steel product
CA2150396A1 (en) A process for the preparation of cold rolled stainless steel strips and metal strips, more particularly of titanium alloys
ES2122450T3 (es) Curvatura y temple de hojas de vidrio.
DE60116270D1 (de) Geleitete formung eines blechzuschnittes
BR0213084B1 (pt) aço inoxidável ferrìtico para utilização em aplicações de alta temperatura e método para produção de uma folha metálica do aço.
DE60102725D1 (de) Wärmetauscher, Rippen für Wärmetauscher, sowie Verfahren zur Herstellung derselben
AU4425400A (en) Method and apparatus for in-line heat treatment of hot rolled stock
DE50101944D1 (de) Verfahren zum erzeugen eines magnesium-warmbands
ATE419930T1 (de) Verfahren zur herstellung von edelstahlbändern
DE69405330D1 (de) Selbstkühlendes Verfahren zur kryogenischen Fraktionierung und Reinigung von Gas, sowie Wärmetauscher zu seiner Durchführung
BR9602013A (pt) Método para trabalhar tira laminada a quente
DE4497994T1 (de) Kaltgewalztes Stahlblech mit hervorragender Bearbeitbarkeit und Verfahren zu seiner Herstellung
DE3881002D1 (de) Durch waermrbehandlung haertbares warmgewalztes stahlfeinblech mit ausgezeichneter kaltverformbarkeit und verfahren zu seiner herstellung.
DE60332951D1 (de) Verfahren zur herstellung von wärmehärtbaren stahlblechen durch glühung, stahlbleche und davon hergestellte teile
ES2186438T3 (es) Procedimiento para la produccion de banda laminada en caliente y chapas.
BR9913666A (pt) Processo para tratamento térmico de tiras de aço
JPS5770232A (en) Production of ferritic stainless steel sheet having excellent workability
DE69528874D1 (de) Verfahren zum Herstellen von Stählen guter Verformbar- und Formbeständigkeit
EP1704261A4 (en) BY BAKE-HARDENUNG, HARDENABLE COLD-ROLLED STEEL PLATE WITH EXCELLENT FORMABILITY AND MANUFACTURING METHOD THEREFOR
JPS5770231A (en) Production of ferritic stainless steel sheet having excellent workability
KR960021219A (ko) 이물질 및 수분제거에 의한 방청성이 우수한 냉연강판의 제조방법

Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 07/08/2012, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 19A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2622 DE 06-04-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.