[go: up one dir, main page]

FR2587369B1 - Procede de decapage acide de produits en acier inoxydable - Google Patents

Procede de decapage acide de produits en acier inoxydable

Info

Publication number
FR2587369B1
FR2587369B1 FR8514220A FR8514220A FR2587369B1 FR 2587369 B1 FR2587369 B1 FR 2587369B1 FR 8514220 A FR8514220 A FR 8514220A FR 8514220 A FR8514220 A FR 8514220A FR 2587369 B1 FR2587369 B1 FR 2587369B1
Authority
FR
France
Prior art keywords
stainless steel
steel products
acid stripping
stripping
acid
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
FR8514220A
Other languages
English (en)
French (fr)
Other versions
FR2587369A1 (fr
Inventor
Bernard Bousquet
Bernard Chetreff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ugine Aciers de Chatillon et Guegnon
Original Assignee
Ugine Aciers de Chatillon et Guegnon
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=9323241&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2587369(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ugine Aciers de Chatillon et Guegnon filed Critical Ugine Aciers de Chatillon et Guegnon
Priority to FR8514220A priority Critical patent/FR2587369B1/fr
Priority to CA000514703A priority patent/CA1272980A/fr
Priority to DE8686904835T priority patent/DE3664340D1/de
Priority to BR8606873A priority patent/BR8606873A/pt
Priority to EP86904835A priority patent/EP0236354B1/fr
Priority to PCT/FR1986/000267 priority patent/WO1987001739A1/fr
Priority to JP61504183A priority patent/JPS62501981A/ja
Priority to MX003290A priority patent/MX168028B/es
Priority to ES8600701A priority patent/ES2000222A6/es
Publication of FR2587369A1 publication Critical patent/FR2587369A1/fr
Priority to FI872187A priority patent/FI81126C/fi
Priority to US07/816,845 priority patent/US5154774A/en
Publication of FR2587369B1 publication Critical patent/FR2587369B1/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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)
FR8514220A 1985-09-19 1985-09-19 Procede de decapage acide de produits en acier inoxydable Expired - Lifetime FR2587369B1 (fr)

Priority Applications (11)

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
CA000514703A CA1272980A (fr) 1985-09-19 1986-07-25 Procede de decapage acide de produits en acier inoxydable
PCT/FR1986/000267 WO1987001739A1 (fr) 1985-09-19 1986-07-28 Procede de decapage acide de produits en acier inoxydable
JP61504183A JPS62501981A (ja) 1985-09-19 1986-07-28 ステンレス鋼製品の酸洗い方法
BR8606873A BR8606873A (pt) 1985-09-19 1986-07-28 Processo de decapagem acida dos produtos de aco inoxidavel
EP86904835A EP0236354B1 (fr) 1985-09-19 1986-07-28 Procede de decapage acide de produits en acier inoxydable
DE8686904835T DE3664340D1 (en) 1985-09-19 1986-07-28 Method for the acid etching of stainless steel products
MX003290A MX168028B (es) 1985-09-19 1986-07-29 Procedimiento de decapado acido de productos hechos de acero inoxidable
ES8600701A ES2000222A6 (es) 1985-09-19 1986-07-29 Procedimiento de decapado de productos de acero inoxidable
FI872187A FI81126C (fi) 1985-09-19 1987-05-18 Foerfarande foer betning av produkter av rostfritt staol.
US07/816,845 US5154774A (en) 1985-09-19 1991-12-31 Process for acid pickling of stainless steel products

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2587369A1 FR2587369A1 (fr) 1987-03-20
FR2587369B1 true FR2587369B1 (fr) 1993-01-29

Family

ID=9323241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8514220A Expired - Lifetime FR2587369B1 (fr) 1985-09-19 1985-09-19 Procede de decapage acide de produits en acier inoxydable

Country Status (10)

Country Link
EP (1) EP0236354B1 (fi)
JP (1) JPS62501981A (fi)
BR (1) BR8606873A (fi)
CA (1) CA1272980A (fi)
DE (1) DE3664340D1 (fi)
ES (1) ES2000222A6 (fi)
FI (1) FI81126C (fi)
FR (1) FR2587369B1 (fi)
MX (1) MX168028B (fi)
WO (1) WO1987001739A1 (fi)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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
CN113906162B (zh) * 2020-01-09 2023-06-23 普锐特冶金技术日本有限公司 钢板的酸洗方法及酸洗装置
IT202000005848A1 (it) 2020-03-19 2021-09-19 Tenova Spa Processo per decapare e/o passivare un acciaio inossidabile.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
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.

Also Published As

Publication number Publication date
BR8606873A (pt) 1987-11-03
DE3664340D1 (en) 1989-08-17
JPH0420996B2 (fi) 1992-04-07
FI81126C (fi) 1990-09-10
JPS62501981A (ja) 1987-08-06
FI872187A0 (fi) 1987-05-18
WO1987001739A1 (fr) 1987-03-26
FR2587369A1 (fr) 1987-03-20
MX168028B (es) 1993-04-29
EP0236354A1 (fr) 1987-09-16
FI81126B (fi) 1990-05-31
CA1272980A (fr) 1990-08-21
ES2000222A6 (es) 1988-01-16
EP0236354B1 (fr) 1989-07-12
FI872187L (fi) 1987-05-18

Similar Documents

Publication Publication Date Title
FR2587369B1 (fr) Procede de decapage acide de produits en acier inoxydable
FR2531088B1 (fr) Produits anti-inflammatoires derives de l'acide methylenediphosphonique et leur procede de preparation
FR2577217B1 (fr) Procede d'hydrogenation de l'acide acetique
MA22889A1 (fr) Procede de preparation de produits nouveaux
MA19429A1 (fr) Procede de preparation de produits utiles pour le traitement des melanomes
FR2281426A1 (fr) Procede de modification de l'acide desoxy-ribonucleique et produits obtenus
FR2608900B1 (fr) Procede de fabrication de produits de charcuterie
BE870268A (fr) Procede de preparation de diester d'acide oxalique et produits ainsi obtenus
BE883067A (fr) Procede de preparation d'acide levulinique et de ses esters et produits obtenus
BE870998A (fr) Procede pour la preparation d'esters d'acide methacrylique et produits obtenus
BE895508A (fr) Procede de purification de produits de carbonylation
FR2496676B1 (fr) Procede de preparation de polyether-esteramides et nouveaux produits ainsi obtenus
FR2551465B3 (fr) Procede de decapage acide des aciers inoxydables et solution acide pour sa mise en oeuvre
FR2504918B1 (fr) Procede de preparation de l'acide d-2-(6-methoxy-2-naphtyl)-propionique
FR2579598B1 (fr) Procede de preparation des halogenes de silylaroyle et produits ainsi obtenus
BE872029A (fr) Procede de cyclisation d'esters d'acide alpha-chlorocarboxyliques et produits obtenus
DE2962739D1 (en) Process for the purification of chenodesoxycholic acid and products obtained by this process
FR2570073B1 (fr) Procede de preparation d'acide 2,6-naphtalene-dicarboxylique
FR2505862B1 (fr) Produits et procede pour le nettoyage acide de surfaces d'aluminium
BE889319A (fr) Procede pour la preparation de 5-aryldenehydantoines et produits obtenus
FR2568573B1 (fr) Procede de fabrication de polyvinylbutyral et produits obtenus
FR2599382B1 (fr) Procede de preparation de diglycerides contenant en position 2 un reste d'acide gras poly-insature, et produits obtenus
BE889805A (fr) Procede de preparation d'esters d'acide 3-acylazo-propionique et produits ainsi obtenus
FR2589469B1 (fr) Procede de preparation de l'acide valproique
OA06748A (fr) Procédé de préparation de sulfone d'acide 2-chlorométhyl-2méthylpéname-3-carboxylique et produits industriels nouveaux.

Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
TP Transmission of property
CD Change of name or company name