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ITBS20040093A1 - METHOD OF TREATMENT OF AN EXHAUSTED PICKLING BATH. - Google Patents

METHOD OF TREATMENT OF AN EXHAUSTED PICKLING BATH.

Info

Publication number
ITBS20040093A1
ITBS20040093A1 ITBS20040093A ITBS20040093A1 IT BS20040093 A1 ITBS20040093 A1 IT BS20040093A1 IT BS20040093 A ITBS20040093 A IT BS20040093A IT BS20040093 A1 ITBS20040093 A1 IT BS20040093A1
Authority
IT
Italy
Prior art keywords
treatment
pickling bath
exhausted pickling
exhausted
bath
Prior art date
Application number
Other languages
Italian (it)
Inventor
Sauro Chiappa
Original Assignee
Ct Studi E Ricerche S R L
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 Studi E Ricerche S R L filed Critical Ct Studi E Ricerche S R L
Priority to ITBS20040093 priority Critical patent/ITBS20040093A1/en
Publication of ITBS20040093A1 publication Critical patent/ITBS20040093A1/en
Priority to PCT/IT2005/000504 priority patent/WO2006025077A1/en

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/80—Apparatus for specific applications
    • H05B6/806—Apparatus for specific applications for laboratory use
    • 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/46—Regeneration of etching compositions
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10—Vacuum distillation

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)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
ITBS20040093 2004-09-03 2004-09-03 METHOD OF TREATMENT OF AN EXHAUSTED PICKLING BATH. ITBS20040093A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITBS20040093 ITBS20040093A1 (en) 2004-09-03 2004-09-03 METHOD OF TREATMENT OF AN EXHAUSTED PICKLING BATH.
PCT/IT2005/000504 WO2006025077A1 (en) 2004-09-03 2005-09-01 Treatment method of an exhausted pickling bath

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBS20040093 ITBS20040093A1 (en) 2004-09-03 2004-09-03 METHOD OF TREATMENT OF AN EXHAUSTED PICKLING BATH.

Publications (1)

Publication Number Publication Date
ITBS20040093A1 true ITBS20040093A1 (en) 2004-12-03

Family

ID=35457316

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBS20040093 ITBS20040093A1 (en) 2004-09-03 2004-09-03 METHOD OF TREATMENT OF AN EXHAUSTED PICKLING BATH.

Country Status (2)

Country Link
IT (1) ITBS20040093A1 (en)
WO (1) WO2006025077A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110265170B (en) * 2019-06-25 2022-12-09 华东理工大学 Method for recycling steel pickling waste liquid by electrochemically synthesizing ferrite

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2078088A (en) * 1935-11-22 1937-04-20 Mantius Process of recovering sulphuric acid from sulphuric acid solutions of sulphates
US3442608A (en) * 1968-05-06 1969-05-06 Canada Steel Co Regeneration of waste pickle liquors
GB1589466A (en) * 1976-07-29 1981-05-13 Atomic Energy Authority Uk Treatment of substances
DE3441793A1 (en) * 1984-11-15 1986-05-15 Herbert Dr. Anuschewski Process and apparatus for treating etching bath solutions containing HCl and ferrous chloride
US4696718A (en) * 1986-02-04 1987-09-29 Lasater Henry C Water purification device
AT412001B (en) * 1995-03-07 2004-08-26 Edv Systemanalyse Und Systemde METHOD FOR RECOVERY OR RECOVERY OF ACIDS
AU5920796A (en) * 1995-05-22 1996-12-11 Wastech International, Incorporated Waste water purification system
US6242723B1 (en) * 1998-07-30 2001-06-05 Milestone S.R.L. Apparatus for performing chemical and physical processes without sample transfer within a microwave radiation field
AT407757B (en) * 1999-03-22 2001-06-25 Andritz Patentverwaltung METHOD FOR RECOVERY OF ACIDS FROM METAL SOLUTIONS OF THESE ACIDS

Also Published As

Publication number Publication date
WO2006025077A1 (en) 2006-03-09

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