PL4065754T3 - Electro-assisted pickling of steel - Google Patents

Electro-assisted pickling of steel

Info

Publication number
PL4065754T3
PL4065754T3 PL19809651.3T PL19809651T PL4065754T3 PL 4065754 T3 PL4065754 T3 PL 4065754T3 PL 19809651 T PL19809651 T PL 19809651T PL 4065754 T3 PL4065754 T3 PL 4065754T3
Authority
PL
Poland
Prior art keywords
electro
steel
pickling
assisted
assisted pickling
Prior art date
Application number
PL19809651.3T
Other languages
Polish (pl)
Inventor
Alexey Koltsov
Patrice Alexandre
Marie-Christine Theyssier
Original Assignee
Arcelormittal
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 Arcelormittal filed Critical Arcelormittal
Publication of PL4065754T3 publication Critical patent/PL4065754T3/en

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
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
    • C25F7/02—Regeneration of process liquids
    • 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
    • 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
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/021—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously by dipping
    • 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
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/027—Associated apparatus, e.g. for pretreating or after-treating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
PL19809651.3T 2019-11-25 2019-11-25 Electro-assisted pickling of steel PL4065754T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2019/060108 WO2021105738A1 (en) 2019-11-25 2019-11-25 Electro-assisted pickling of steel

Publications (1)

Publication Number Publication Date
PL4065754T3 true PL4065754T3 (en) 2026-03-23

Family

ID=68696500

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19809651.3T PL4065754T3 (en) 2019-11-25 2019-11-25 Electro-assisted pickling of steel

Country Status (11)

Country Link
US (1) US20220411952A1 (en)
EP (1) EP4065754B1 (en)
JP (1) JP7454045B2 (en)
KR (1) KR102773151B1 (en)
CN (1) CN114599824B (en)
CA (1) CA3158225C (en)
MX (1) MX2022006290A (en)
PL (1) PL4065754T3 (en)
UA (1) UA128807C2 (en)
WO (1) WO2021105738A1 (en)
ZA (1) ZA202203727B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4455374A1 (en) 2023-04-24 2024-10-30 ThyssenKrupp Steel Europe AG Method for electrolytic pickling of a hot-rolled strip
WO2025185800A1 (en) 2024-03-04 2025-09-12 Thyssenkrupp Steel Europe Ag Method for producing a cold-rolled strip
GB2643466A (en) * 2024-08-16 2026-02-18 Newtrace Private Ltd Method for manufacturing electrode
DE102024126181A1 (en) 2024-09-11 2026-03-12 Thyssenkrupp Steel Europe Ag Method for the combined pickling of a hot-rolled strip made from a steel material

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59154400A (en) * 1983-02-23 1984-09-03 株式会社日立製作所 Decontamination method for radioactive contaminated metals
GB8517606D0 (en) * 1985-07-12 1985-08-21 Bekaert Sa Nv Cleaning by electrochemical pickling
JPH05295600A (en) * 1992-04-17 1993-11-09 Nisshin Steel Co Ltd Continuous descaling method for stainless steel strip and its device
TW296988B (en) 1993-09-17 1997-02-01 Hitachi Ltd
ES2142018T3 (en) * 1995-09-15 2000-04-01 Mannesmann Ag PROCEDURE AND INSTALLATION FOR THE TREATMENT OF PRODUCTS IN THE FORM OF STAINLESS STEEL STRAP.
DE19624436A1 (en) * 1996-06-19 1998-01-02 Gewerk Keramchemie Stainless steel strip surface treatment
JPH10259500A (en) * 1997-03-19 1998-09-29 Daido Steel Co Ltd Electrode descaling equipment for wire rod
JP4177476B2 (en) * 1997-03-26 2008-11-05 新日本製鐵株式会社 Method and apparatus for continuous cleaning of steel strip
GB2358194B (en) * 2000-01-17 2004-07-21 Ea Tech Ltd Electrolytic treatment
EP1358367B1 (en) * 2000-12-18 2004-09-15 CENTRO SVILUPPO MATERIALI S.p.A. Continuous electrolytic pickling and descaling of carbon steel and stainless steel
ITRM20010223A1 (en) * 2001-04-24 2002-10-24 Ct Sviluppo Materiali Spa METHOD FOR THE CONTINUOUS ELECTROLYTIC DESCRIPTION OF STAINLESS STEELS IN THE PRESENCE OF INDIRECT EFFECTS OF THE CURRENT PASSAGE.

Also Published As

Publication number Publication date
KR20220084392A (en) 2022-06-21
KR102773151B1 (en) 2025-02-25
JP7454045B2 (en) 2024-03-21
UA128807C2 (en) 2024-10-23
EP4065754B1 (en) 2025-12-24
MX2022006290A (en) 2022-06-09
WO2021105738A1 (en) 2021-06-03
US20220411952A1 (en) 2022-12-29
JP2023503143A (en) 2023-01-26
ZA202203727B (en) 2023-05-31
CN114599824A (en) 2022-06-07
EP4065754A1 (en) 2022-10-05
CA3158225A1 (en) 2021-06-03
CA3158225C (en) 2024-01-16
CN114599824B (en) 2023-12-22

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