BR112014007132A2 - decapagem de aço inoxidável em um banho de ácido ele-trolítico, oxidante - Google Patents

decapagem de aço inoxidável em um banho de ácido ele-trolítico, oxidante

Info

Publication number
BR112014007132A2
BR112014007132A2 BR112014007132A BR112014007132A BR112014007132A2 BR 112014007132 A2 BR112014007132 A2 BR 112014007132A2 BR 112014007132 A BR112014007132 A BR 112014007132A BR 112014007132 A BR112014007132 A BR 112014007132A BR 112014007132 A2 BR112014007132 A2 BR 112014007132A2
Authority
BR
Brazil
Prior art keywords
stainless steel
electrolyte
strip
acid bath
oxidizing acid
Prior art date
Application number
BR112014007132A
Other languages
English (en)
Inventor
R Glass Amanda
M Price David
D Rodabaugh Ronald
Original Assignee
Ak Steel 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
Application filed by Ak Steel Properties Inc filed Critical Ak Steel Properties Inc
Publication of BR112014007132A2 publication Critical patent/BR112014007132A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling
    • C25F1/02—Pickling; Descaling
    • C25F1/04—Pickling; Descaling in solution
    • C25F1/06—Iron or steel
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • 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
    • C23G1/085—Iron or steel solutions containing HNO3
    • 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)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)

Abstract

resumo patente de invenção: "decapagem de aço inoxidável em um banho de ácido eletrolítico, oxidante". a presente invenção refere-se a um processo de decapagem concebido para a decapagem de uma tira de metal, tal como uma tira de aço inoxidável reduz a quantidade de hf e/ou hno3. a tira é imersa em, pelo menos, um primeiro tubo de decapagem que contém uma mistura de um ácido tal como h2so4, um excesso de pelo menos um agente oxidante, e inclui elétrodos que podem ser aplicados uma corrente para a tira de que é executada por meio da mistura.
BR112014007132A 2011-09-26 2012-09-26 decapagem de aço inoxidável em um banho de ácido ele-trolítico, oxidante BR112014007132A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161539259P 2011-09-26 2011-09-26
PCT/US2012/057191 WO2013049103A1 (en) 2011-09-26 2012-09-26 Stainless steel pickling in an oxidizing, electrolytic acid bath

Publications (1)

Publication Number Publication Date
BR112014007132A2 true BR112014007132A2 (pt) 2017-04-04

Family

ID=47046849

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014007132A BR112014007132A2 (pt) 2011-09-26 2012-09-26 decapagem de aço inoxidável em um banho de ácido ele-trolítico, oxidante

Country Status (20)

Country Link
US (1) US9580831B2 (pt)
EP (1) EP2761063B1 (pt)
JP (1) JP5897717B2 (pt)
KR (3) KR20190009437A (pt)
CN (1) CN103906864B (pt)
AU (1) AU2012316187B2 (pt)
BR (1) BR112014007132A2 (pt)
CA (1) CA2849304C (pt)
ES (1) ES2605452T3 (pt)
HR (1) HRP20161598T1 (pt)
HU (1) HUE031817T2 (pt)
MX (1) MX355793B (pt)
PL (1) PL2761063T3 (pt)
RS (1) RS55232B1 (pt)
RU (1) RU2583500C2 (pt)
SI (1) SI2761063T1 (pt)
TW (1) TWI452181B (pt)
UA (1) UA107061C2 (pt)
WO (1) WO2013049103A1 (pt)
ZA (1) ZA201402871B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103906864B (zh) 2011-09-26 2017-01-18 Ak钢铁产权公司 氧化的电解酸浴中的不锈钢酸洗
CN103820798B (zh) * 2014-03-18 2016-06-01 中冶南方工程技术有限公司 热轧双相不锈钢带钢的连续酸洗生产方法
CN103882456B (zh) * 2014-03-18 2016-03-30 中冶南方工程技术有限公司 热轧436l超纯铁素体不锈钢带钢退火酸洗方法
CN103820799B (zh) * 2014-03-18 2016-06-29 中冶南方工程技术有限公司 热轧超级奥氏体不锈钢带钢的连续酸洗生产方法
CN107653485A (zh) * 2017-10-11 2018-02-02 徐州中泰能源科技有限公司 一种绿色环保的铁制品除锈方法
BE1026906B1 (nl) * 2018-12-20 2020-07-22 Aperam Stainless Belgium Werkwijze voor het produceren van op ten minste drie verschillende manieren afgewerkt roestvast plaatstaal
BE1026907B1 (nl) * 2018-12-20 2020-07-22 Aperam Stainless Belgium Werkwijze voor het produceren van op ten minste drie verschillende manieren afgewerkt roestvast plaatstaal

Family Cites Families (30)

* 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
FR1226856A (fr) * 1958-12-23 1960-08-16 Procédé de décapage des aciers alliés
US3622478A (en) 1960-11-14 1971-11-23 Gen Electric Continuous regeneration of ferric sulfate pickling bath
IT1225255B (it) * 1982-09-21 1990-11-05 Italimpianti Metodo di ricottura continua di nastri di lamierino d acciaio e linea di ricottura continua per l attuazione di tale metodo
JPS62167900A (ja) 1986-01-17 1987-07-24 Agency Of Ind Science & Technol Ｓｕｓ　３０４　鋼熱間圧延鋼のスケ−ル除去方法
GB8922504D0 (en) * 1989-10-05 1989-11-22 Interox Chemicals Ltd Hydrogen peroxide solutions
RU1807098C (ru) 1990-01-05 1993-04-07 Филиал Всесоюзного научно-исследовательского и проектно-конструкторского института металлургического машиностроения им.А.И.Целикова, г.Славянск Способ удалени окалины с поверхности плоского проката
AT395601B (de) 1990-07-27 1993-02-25 Andritz Ag Maschf Verfahren zum beizen von edelstahl
US5175502A (en) * 1990-09-14 1992-12-29 Armco Steel Company, L.P. Method and apparatus for determining acid concentration
IT1255655B (it) 1992-08-06 1995-11-09 Processo di decapaggio e 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
IT1282979B1 (it) 1996-05-09 1998-04-03 Novamax Itb S R L Procedimento per il decapaggio dell'acciaio nel quale la ossidazione dello ione ferroso formatosi viene effettuata per via elettrochimica
US5743968A (en) * 1997-03-20 1998-04-28 Armco Inc. Hydrogen peroxide pickling of stainless steel
US5879465A (en) * 1996-12-20 1999-03-09 Mckevitt; Patrick Method and apparatus for descaling hot rolled stainless steel strip
AU2086299A (en) * 1997-12-23 1999-07-12 Henkel Corporation Pickling process with at least two steps
AT407755B (de) * 1998-07-15 2001-06-25 Andritz Patentverwaltung Verfahren zum beizen von edelstahl
IT1302202B1 (it) 1998-09-11 2000-07-31 Henkel Kgaa Processo di decapaggio elettrolitico con soluzioni esenti da acidonitrico.
JP2000192300A (ja) * 1998-12-22 2000-07-11 Daido Steel Co Ltd 鉄系金属線材の酸洗処理方法
AT406486B (de) * 1998-12-22 2000-05-25 Andritz Patentverwaltung Verfahren zum beizen von edelstahl
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
US6274027B1 (en) * 1999-07-06 2001-08-14 Sumitomo Metal Industries, Ltd Method of descaling titanium material and descaled titanium material
DE60215629T2 (de) 2001-04-09 2007-09-06 AK Steel Properties, Inc., Middletown Verfahren zum beizen von rostfreiem stahl unter verwendung von wasserstoffperoxid
KR100654513B1 (ko) 2001-04-09 2006-12-05 에이케이 스틸 프로퍼티즈 인코포레이티드 실리콘함유 전기강 스트립의 피클링 방법
ITRM20010223A1 (it) * 2001-04-24 2002-10-24 Ct Sviluppo Materiali Spa Metodo per la descagliatura elettrolitica continua di acciai inossidabili in presenza di effetti indiretti del passaggio di corrente.
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
JP4332115B2 (ja) * 2002-10-15 2009-09-16 ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェン 鋼及びステンレス鋼の酸洗い又は光沢化／不動態化用溶液及び方法
CN101165223B (zh) * 2007-08-15 2010-06-09 山西太钢不锈钢股份有限公司 一种不锈钢表面的酸洗方法
US8128754B2 (en) 2008-11-14 2012-03-06 Ak Steel Properties, Inc. Ferric pickling of silicon steel
CN103906864B (zh) 2011-09-26 2017-01-18 Ak钢铁产权公司 氧化的电解酸浴中的不锈钢酸洗

Also Published As

Publication number Publication date
CA2849304C (en) 2016-07-05
PL2761063T3 (pl) 2017-03-31
WO2013049103A1 (en) 2013-04-04
AU2012316187B2 (en) 2015-09-24
CA2849304A1 (en) 2013-04-04
CN103906864A (zh) 2014-07-02
KR20140069293A (ko) 2014-06-09
TWI452181B (zh) 2014-09-11
US9580831B2 (en) 2017-02-28
ES2605452T3 (es) 2017-03-14
MX2014003564A (es) 2014-07-09
MX355793B (es) 2018-04-27
TW201319331A (zh) 2013-05-16
RU2583500C2 (ru) 2016-05-10
RS55232B1 (sr) 2017-02-28
CN103906864B (zh) 2017-01-18
HRP20161598T1 (hr) 2016-12-30
RU2014113442A (ru) 2015-11-10
SI2761063T1 (sl) 2017-01-31
JP5897717B2 (ja) 2016-03-30
KR20190009437A (ko) 2019-01-28
AU2012316187A1 (en) 2014-04-10
HUE031817T2 (en) 2017-08-28
EP2761063A1 (en) 2014-08-06
KR20160022931A (ko) 2016-03-02
JP2014526617A (ja) 2014-10-06
US20130074871A1 (en) 2013-03-28
UA107061C2 (uk) 2014-11-10
EP2761063B1 (en) 2016-09-14
ZA201402871B (en) 2015-12-23

Similar Documents

Publication Publication Date Title
BR112014007132A2 (pt) decapagem de aço inoxidável em um banho de ácido ele-trolítico, oxidante
AR104304A1 (es) Procedimiento para lixiviar calcopirita con tiourea
BR112015016031A2 (pt) composição para tratamento de decapagem de material de resina
BR112017000461A2 (pt) agente de lixiviação e método de lixiviação para lixiviar uma terra rara em um minério de terra rara com adsorção de íons
BR112013016884A2 (pt) método para espessar uma formulação cosméticda com o uso de uma emulsão inchável de álcali de um polímero com amps e que é rico em ácido acrílico
MY169333A (en) Composition for preventing or treating hangover
BR112015027865A2 (pt) catodo, célula eletroquímica e seu uso
BR112014028227A2 (pt) método de processamento de moldagem plástica de metais e aparelhagem para o processamento de moldagem plástica
BR112016027999A8 (pt) processos para sintetizar um fósforo enriquecido com mn4+, aparelhos de iluminação, dispositivos de luz de fundo e fósforo enriquecido
BR112015011194A2 (pt) processo para tratamento de superfície para contentores de vidro
BR112014015270A2 (pt) processo de preparação de sílica precipitada
SG10201401683RA (en) Method for manufacturing high purity sulfuric acid
BR112015022213A2 (pt) sistemas e métodos de proteção de células de eletrólise
BR112015020701A2 (pt) método para o tratamento em continuidade da superfície de um laminado feito de aço inoxidável em uma solução baseada em ácido sulfúrico
BR112014024403A2 (pt) processos a seco, aparelho, composições e sistemas para reduzir óxidos de enxofre e hci
PH12018500427A1 (en) Scandium oxide manufacturing method
MX2016014200A (es) Dispositivo de tratamiento y procedimiento de tratamiento para el decapado y fosfatado de piezas de metal.
BR112016001864A2 (pt) método para formação de película de revestimento de multicamadas
BR112015012707A2 (pt) dispositivo e processo para o revestimento eletrolítico de um objeto
BR112014031544A2 (pt) célula de eletrólise monopolar; e método de execução de um processo eletrolítico em uma célula
IN2014KN01651A (pt)
GB201223154D0 (en) Electrolyte supplement system in aluminium electrolytic process and manufacturing method therefor
BR112018006281A2 (pt) tratamento de banhos de gravação
MY159956A (en) Accelerator mixture and method of use
PH12017500587A1 (en) Method for producing cationic surfactant

Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements