FR723484A - Process for the continuous cycle use of sulfuric acid pickling liquors with recovery of free sulfuric acid from the final pickling solutions - Google Patents

Process for the continuous cycle use of sulfuric acid pickling liquors with recovery of free sulfuric acid from the final pickling solutions

Info

Publication number
FR723484A
FR723484A FR723484DA FR723484A FR 723484 A FR723484 A FR 723484A FR 723484D A FR723484D A FR 723484DA FR 723484 A FR723484 A FR 723484A
Authority
FR
France
Prior art keywords
sulfuric acid
pickling
recovery
continuous cycle
liquors
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
Application number
Other languages
French (fr)
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.)
Zahn and Co GmbH
Original Assignee
Zahn and Co GmbH
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 Zahn and Co GmbH filed Critical Zahn and Co GmbH
Application granted granted Critical
Publication of FR723484A publication Critical patent/FR723484A/en
Expired 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
    • C23G1/36—Regeneration of waste pickling liquors

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)
FR723484D 1931-08-03 1931-09-30 Process for the continuous cycle use of sulfuric acid pickling liquors with recovery of free sulfuric acid from the final pickling solutions Expired FR723484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE723484X 1931-08-03

Publications (1)

Publication Number Publication Date
FR723484A true FR723484A (en) 1932-04-09

Family

ID=6632842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR723484D Expired FR723484A (en) 1931-08-03 1931-09-30 Process for the continuous cycle use of sulfuric acid pickling liquors with recovery of free sulfuric acid from the final pickling solutions

Country Status (1)

Country Link
FR (1) FR723484A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002026A1 (en) * 1980-01-18 1981-07-23 Boliden Ab A method of regenerating pickling bath solutions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002026A1 (en) * 1980-01-18 1981-07-23 Boliden Ab A method of regenerating pickling bath solutions

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