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 (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE031817T2 (en) 2011-09-26 2017-08-28 Ak Steel Properties Inc Stainless steel etching in an oxidizing electrolytic acid bath
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
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
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
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
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
KR102102608B1 (ko) * 2019-12-20 2020-04-22 현대비앤지스틸 주식회사 고분자 연료전지 분리판용 스테인리스강 제조 방법

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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
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Also Published As

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

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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