CH301459A - Process for pickling iron and steel with recovery of the pickling agent. - Google Patents

Process for pickling iron and steel with recovery of the pickling agent.

Info

Publication number
CH301459A
CH301459A CH301459DA CH301459A CH 301459 A CH301459 A CH 301459A CH 301459D A CH301459D A CH 301459DA CH 301459 A CH301459 A CH 301459A
Authority
CH
Switzerland
Prior art keywords
pickling
recovery
steel
iron
agent
Prior art date
Application number
Other languages
German (de)
Inventor
Inc Ekstrand Tholand
Original Assignee
Ekstrand & Tholand Inc
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 Ekstrand & Tholand Inc filed Critical Ekstrand & Tholand Inc
Publication of CH301459A publication Critical patent/CH301459A/en

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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide (Fe2O3)
CH301459D 1950-10-04 1951-10-01 Process for pickling iron and steel with recovery of the pickling agent. CH301459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE301459X 1950-10-04

Publications (1)

Publication Number Publication Date
CH301459A true CH301459A (en) 1954-09-15

Family

ID=20307436

Family Applications (1)

Application Number Title Priority Date Filing Date
CH301459D CH301459A (en) 1950-10-04 1951-10-01 Process for pickling iron and steel with recovery of the pickling agent.

Country Status (2)

Country Link
CH (1) CH301459A (en)
DE (1) DE866751C (en)

Also Published As

Publication number Publication date
DE866751C (en) 1953-02-12

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