ZA969917B - Method at treatment of metals - Google Patents

Method at treatment of metals

Info

Publication number
ZA969917B
ZA969917B ZA969917A ZA969917A ZA969917B ZA 969917 B ZA969917 B ZA 969917B ZA 969917 A ZA969917 A ZA 969917A ZA 969917 A ZA969917 A ZA 969917A ZA 969917 B ZA969917 B ZA 969917B
Authority
ZA
South Africa
Prior art keywords
metals
treatment
steel
pickling
pickling solution
Prior art date
Application number
ZA969917A
Other languages
English (en)
Inventor
Charlotte Angel
Troy Berglind
Arne Frestad
Sven-Eric Lunner
Anders Walej
Original Assignee
Eka Chemicals Ab
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=20400387&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA969917(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eka Chemicals Ab filed Critical Eka Chemicals Ab
Publication of ZA969917B publication Critical patent/ZA969917B/xx

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
    • C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
    • C23G5/032—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/081—Iron or steel solutions containing H2SO4
    • 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

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)
  • Chemical Treatment Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA969917A 1995-11-28 1996-11-26 Method at treatment of metals ZA969917B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9504250A SE510298C2 (sv) 1995-11-28 1995-11-28 Sätt vid betning av stål

Publications (1)

Publication Number Publication Date
ZA969917B true ZA969917B (en) 1997-06-17

Family

ID=20400387

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA969917A ZA969917B (en) 1995-11-28 1996-11-26 Method at treatment of metals

Country Status (12)

Country Link
US (2) US5810939A (de)
EP (1) EP0776993B1 (de)
JP (1) JP3128202B2 (de)
KR (1) KR100244347B1 (de)
AT (1) ATE189486T1 (de)
BR (1) BR9605745A (de)
DE (1) DE69606505T2 (de)
ES (1) ES2143138T3 (de)
RU (1) RU2110618C1 (de)
SE (1) SE510298C2 (de)
TW (1) TW410241B (de)
ZA (1) ZA969917B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1296932B1 (it) * 1997-12-05 1999-08-03 Acciai Speciali Terni Spa Procedimento di decapaggio a spruzzo per nastro d'acciaio ed apparecchiatura per attuare detto procedimento
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
AT407755B (de) * 1998-07-15 2001-06-25 Andritz Patentverwaltung Verfahren zum beizen von edelstahl
EP0974682A1 (de) * 1998-07-18 2000-01-26 Henkel Kommanditgesellschaft auf Aktien Verfahren zur chemischen Behandlung von Metalloberflächen und dazu geeignete Anlage
EP1377692B1 (de) 2001-04-09 2005-11-09 AK Steel Properties, Inc. Wasserstoffperoxid-beizen von siliciumhaltigen elektrostrahlqualitäten
KR20030090720A (ko) * 2001-04-09 2003-11-28 에이케이 프로퍼티즈 인코포레이티드 폐 피클액로 부터 과산화수소를 제거하는 장치 및 방법
WO2002081777A1 (en) * 2001-04-09 2002-10-17 Ak Properties, Inc. Hydrogen peroxide pickling scheme for stainless steel grades
DE10160318A1 (de) * 2001-12-07 2003-06-18 Henkel Kgaa Verfahren zum Beizen von martensitischem oder ferritischem Edelstahl
ITRM20010747A1 (it) * 2001-12-19 2003-06-19 Ct Sviluppo Materiali Spa Procedimento a ridotto impatto ambientale e relativo impianto per descagliare, decapare e finire/passivare, in modo continuo, integrato e fl
US20040094236A1 (en) * 2002-11-14 2004-05-20 Crown Technology, Inc. Methods for passivating stainless steel
US7459005B2 (en) * 2002-11-22 2008-12-02 Akzo Nobel N.V. Chemical composition and method
US20050037935A1 (en) * 2003-08-11 2005-02-17 Abd Elhamid Mahmoud H. Composition and method for surface treatment of oxidized metal
US7396559B2 (en) * 2003-08-11 2008-07-08 General Motors Corporation Method of making an electrically conductive element for use in a fuel cell
KR100580494B1 (ko) * 2004-04-27 2006-05-16 현대자동차주식회사 톤휠과 이를 이용한 휠 슬립 감지시스템
FI120742B (fi) * 2006-05-10 2010-02-15 Outokumpu Oy Menetelmä terästuotannon yhteydessä
EP2094880B1 (de) * 2007-02-12 2012-09-05 Henkel AG & Co. KGaA Verfahren zur behandlung von metalloberflächen
DE102009038795A1 (de) * 2009-08-25 2011-05-05 Poligrat Gmbh Beizverfahren für Edelstahl
HRP20161598T1 (hr) 2011-09-26 2016-12-30 Ak Steel Properties, Inc. Nagrizanje nehrđajućeg čelika u oksidirajućoj elektrolitskoj kiseloj kupelji
WO2021058044A1 (de) * 2019-09-26 2021-04-01 Siedentop Gmbh Automatisierte beizzeitwahl
JP7176137B2 (ja) * 2020-01-09 2022-11-21 Ｐｒｉｍｅｔａｌｓ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｊａｐａｎ株式会社 鋼板の酸洗方法及び酸洗装置
CN112281167A (zh) * 2020-10-24 2021-01-29 上海今电实业有限公司 一种管道清洗用酸洗液及其应用
EP4350037A4 (de) * 2021-07-09 2024-10-16 Primetals Technologies Japan, Ltd. Beizvorrichtung und beizverfahren

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3622478A (en) * 1960-11-14 1971-11-23 Gen Electric Continuous regeneration of ferric sulfate pickling bath
JPS50133125A (de) * 1974-04-10 1975-10-22
US3962005A (en) * 1975-06-30 1976-06-08 Zenith Radio Corporation Method for etching shadow mask and regenerating etchant
JPS549120A (en) 1977-06-24 1979-01-23 Tokai Electro Chemical Co Method of controlling acid cleaning liquid for stainless steel
JPS55138081A (en) * 1979-04-11 1980-10-28 Shinko Kosen Kogyo Kk Descaling method for steel or stainless steel
US5154774A (en) 1985-09-19 1992-10-13 Ugine Aciers De Chatillon Et Gueugnon Process for acid pickling of stainless steel products
EP0259533A1 (de) 1986-09-11 1988-03-16 Eka Nobel Aktiebolag Verfahren zur Verminderung der Stickstoffoxidemission aus Salpetersäure enthaltenden Lösungen
US4747907A (en) * 1986-10-29 1988-05-31 International Business Machines Corporation Metal etching process with etch rate enhancement
JPS63216986A (ja) * 1987-03-03 1988-09-09 Sumitomo Metal Ind Ltd 低Ｃｒ鋼の高速酸洗方法
US5354383A (en) 1991-03-29 1994-10-11 Itb, S.R.L. Process for pickling and passivating stainless steel without using nitric acid
CN1054102A (zh) * 1991-04-03 1991-08-28 朱敏 无污染可再生的钢铁除锈剂
IT1255655B (it) * 1992-08-06 1995-11-09 Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico
SE504733C2 (sv) * 1994-06-17 1997-04-14 Ta Chemistry Ab Förfarande för betning
US5518131A (en) * 1994-07-07 1996-05-21 International Business Machines Corporation Etching molydbenum with ferric sulfate and ferric ammonium sulfate

Also Published As

Publication number Publication date
KR100244347B1 (ko) 2000-03-02
DE69606505T2 (de) 2000-08-03
SE9504250D0 (sv) 1995-11-28
SE9504250L (sv) 1997-05-29
RU2110618C1 (ru) 1998-05-10
ES2143138T3 (es) 2000-05-01
JPH09170090A (ja) 1997-06-30
EP0776993A1 (de) 1997-06-04
DE69606505D1 (de) 2000-03-09
EP0776993B1 (de) 2000-02-02
SE510298C2 (sv) 1999-05-10
BR9605745A (pt) 1998-08-25
ATE189486T1 (de) 2000-02-15
JP3128202B2 (ja) 2001-01-29
US5810939A (en) 1998-09-22
KR970027367A (ko) 1997-06-24
US6174383B1 (en) 2001-01-16
MX9605896A (es) 1997-09-30
TW410241B (en) 2000-11-01

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