ZA9710983B - Method for pickling products in a metal alloy containing iron and in titanium and alloys thereof. - Google Patents

Method for pickling products in a metal alloy containing iron and in titanium and alloys thereof.

Info

Publication number
ZA9710983B
ZA9710983B ZA9710983A ZA9710983A ZA9710983B ZA 9710983 B ZA9710983 B ZA 9710983B ZA 9710983 A ZA9710983 A ZA 9710983A ZA 9710983 A ZA9710983 A ZA 9710983A ZA 9710983 B ZA9710983 B ZA 9710983B
Authority
ZA
South Africa
Prior art keywords
titanium
alloys
containing iron
pickling
acid
Prior art date
Application number
ZA9710983A
Other languages
English (en)
Inventor
Franco Mancia
Sandro Fortunati
Ezio Novato
Original Assignee
Ct Sviluppo Materiali Spa
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 Ct Sviluppo Materiali Spa filed Critical Ct Sviluppo Materiali Spa
Publication of ZA9710983B publication Critical patent/ZA9710983B/xx

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
    • 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • C23G1/106—Other heavy metals refractory metals
    • 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
    • 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
    • C25F1/08—Refractory metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Electrolytic Production Of Metals (AREA)
ZA9710983A 1996-12-09 1997-12-08 Method for pickling products in a metal alloy containing iron and in titanium and alloys thereof. ZA9710983B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96RM000849A IT1288407B1 (it) 1996-12-09 1996-12-09 Metodo per il decapaggio di prodotti in lega metallica contenente ferro e di titanio e sue leghe

Publications (1)

Publication Number Publication Date
ZA9710983B true ZA9710983B (en) 1998-06-15

Family

ID=11404582

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9710983A ZA9710983B (en) 1996-12-09 1997-12-08 Method for pickling products in a metal alloy containing iron and in titanium and alloys thereof.

Country Status (9)

Country Link
EP (1) EP0960221B1 (xx)
AT (1) ATE214436T1 (xx)
AU (1) AU7847898A (xx)
DE (1) DE69711090T2 (xx)
ES (1) ES2178023T3 (xx)
IT (1) IT1288407B1 (xx)
TW (1) TW451001B (xx)
WO (1) WO1998026111A1 (xx)
ZA (1) ZA9710983B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1297076B1 (it) 1997-11-24 1999-08-03 Acciai Speciali Terni Spa Metodo per il decapaggio di prodotti in acciaio
IT1302202B1 (it) 1998-09-11 2000-07-31 Henkel Kgaa Processo di decapaggio elettrolitico con soluzioni esenti da acidonitrico.
DE19850524C2 (de) * 1998-11-03 2002-04-04 Eilenburger Elektrolyse & Umwelttechnik Gmbh Nitratfreies Recycling-Beizverfahren für Edelstähle
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
AU2003233062A1 (en) 2002-10-15 2004-05-04 Henkel Kommanditgesellschaft Auf Aktien Pickling or brightening/passivating solution and process for steel and stainless steel
EP1980650A1 (fr) * 2007-04-05 2008-10-15 Kerma S.A. Composition de décapage exempte de nitrates et de peroxydes, et procédé mettant en oeuvre une telle composition
CN103572303B (zh) * 2013-10-24 2015-11-25 中联重机股份有限公司 一种钢材化学前处理方法及所用酸洗液
CN111057935B (zh) * 2019-12-25 2021-04-02 浦项(张家港)不锈钢股份有限公司 一种耐热不锈钢的制备方法
CN113788520A (zh) * 2021-10-08 2021-12-14 北京首钢吉泰安新材料有限公司 一种铁铬铝酸洗的工艺及废水处理方法和废水处理装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50133125A (xx) * 1974-04-10 1975-10-22
DE3937438C2 (de) * 1989-02-23 1998-01-29 Wilfried Simmer Verfahren zum Beizen von Stahl
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
JPH04362183A (ja) * 1991-06-07 1992-12-15 Nippon Paint Co Ltd アルミニウム表面洗浄浴の再生方法
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

Also Published As

Publication number Publication date
TW451001B (en) 2001-08-21
ITRM960849A0 (it) 1996-12-09
EP0960221B1 (en) 2002-03-13
ITRM960849A1 (it) 1998-06-09
ATE214436T1 (de) 2002-03-15
WO1998026111A1 (en) 1998-06-18
AU7847898A (en) 1998-07-03
DE69711090T2 (de) 2003-07-24
EP0960221A1 (en) 1999-12-01
ES2178023T3 (es) 2002-12-16
IT1288407B1 (it) 1998-09-22
DE69711090D1 (de) 2002-04-18

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