JPS51144063A - Method of treating chromic acid waste water - Google Patents

Method of treating chromic acid waste water

Info

Publication number
JPS51144063A
JPS51144063A JP6818275A JP6818275A JPS51144063A JP S51144063 A JPS51144063 A JP S51144063A JP 6818275 A JP6818275 A JP 6818275A JP 6818275 A JP6818275 A JP 6818275A JP S51144063 A JPS51144063 A JP S51144063A
Authority
JP
Japan
Prior art keywords
waste water
chromic acid
acid waste
treating
treating chromic
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.)
Pending
Application number
JP6818275A
Other languages
Japanese (ja)
Inventor
Masao Domoto
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.)
Nippon Paint Co Ltd
Original Assignee
Nippon Paint Co Ltd
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 Nippon Paint Co Ltd filed Critical Nippon Paint Co Ltd
Priority to JP6818275A priority Critical patent/JPS51144063A/en
Publication of JPS51144063A publication Critical patent/JPS51144063A/en
Pending 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/86—Regeneration of coating baths

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

PURPOSE:To recover water of high purity in large quantity, greatly reducing the amount of ion-exchange resins, regenerated waste liquid regenerated chemicals and cost of facilities.
JP6818275A 1975-06-05 1975-06-05 Method of treating chromic acid waste water Pending JPS51144063A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6818275A JPS51144063A (en) 1975-06-05 1975-06-05 Method of treating chromic acid waste water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6818275A JPS51144063A (en) 1975-06-05 1975-06-05 Method of treating chromic acid waste water

Publications (1)

Publication Number Publication Date
JPS51144063A true JPS51144063A (en) 1976-12-10

Family

ID=13366371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6818275A Pending JPS51144063A (en) 1975-06-05 1975-06-05 Method of treating chromic acid waste water

Country Status (1)

Country Link
JP (1) JPS51144063A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124499A (en) * 1977-04-06 1978-10-30 Nippon Paint Co Ltd Control of chromate treatment liquor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124499A (en) * 1977-04-06 1978-10-30 Nippon Paint Co Ltd Control of chromate treatment liquor
JPS579432B2 (en) * 1977-04-06 1982-02-22

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