JPS51113355A - Method of treating chromate processed iron and steel waste water - Google Patents

Method of treating chromate processed iron and steel waste water

Info

Publication number
JPS51113355A
JPS51113355A JP3900575A JP3900575A JPS51113355A JP S51113355 A JPS51113355 A JP S51113355A JP 3900575 A JP3900575 A JP 3900575A JP 3900575 A JP3900575 A JP 3900575A JP S51113355 A JPS51113355 A JP S51113355A
Authority
JP
Japan
Prior art keywords
waste water
steel waste
processed iron
treating
treating chromate
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
JP3900575A
Other languages
Japanese (ja)
Inventor
Takeshi Nakayama
Terumi Oda
Keizo Inoue
Toyotoshi Kino
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 Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP3900575A priority Critical patent/JPS51113355A/en
Publication of JPS51113355A publication Critical patent/JPS51113355A/en
Pending legal-status Critical Current

Links

Landscapes

  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Treatment Of Sludge (AREA)
  • Chemical Treatment Of Metals (AREA)

Abstract

PURPOSE: To prevent separated matter, or chrome in the residue, from being reoxidized and eluted out as hexavalent Cr in future.
COPYRIGHT: (C)1976,JPO&Japio
JP3900575A 1975-03-31 1975-03-31 Method of treating chromate processed iron and steel waste water Pending JPS51113355A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3900575A JPS51113355A (en) 1975-03-31 1975-03-31 Method of treating chromate processed iron and steel waste water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3900575A JPS51113355A (en) 1975-03-31 1975-03-31 Method of treating chromate processed iron and steel waste water

Publications (1)

Publication Number Publication Date
JPS51113355A true JPS51113355A (en) 1976-10-06

Family

ID=12540992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3900575A Pending JPS51113355A (en) 1975-03-31 1975-03-31 Method of treating chromate processed iron and steel waste water

Country Status (1)

Country Link
JP (1) JPS51113355A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53142975A (en) * 1977-05-19 1978-12-13 Nippon Paint Co Ltd Treating method for chromate waste fluid

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4853559A (en) * 1971-11-05 1973-07-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4853559A (en) * 1971-11-05 1973-07-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53142975A (en) * 1977-05-19 1978-12-13 Nippon Paint Co Ltd Treating method for chromate waste fluid

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