JPS5219460A - Chrome-containing sludge treating methop - Google Patents

Chrome-containing sludge treating methop

Info

Publication number
JPS5219460A
JPS5219460A JP9417375A JP9417375A JPS5219460A JP S5219460 A JPS5219460 A JP S5219460A JP 9417375 A JP9417375 A JP 9417375A JP 9417375 A JP9417375 A JP 9417375A JP S5219460 A JPS5219460 A JP S5219460A
Authority
JP
Japan
Prior art keywords
chrome
containing sludge
methop
sludge treating
sex
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
JP9417375A
Other languages
Japanese (ja)
Inventor
Koichi Hino
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric 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 Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP9417375A priority Critical patent/JPS5219460A/en
Publication of JPS5219460A publication Critical patent/JPS5219460A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/09—Other methods of shaping glass by fusing powdered glass in a shaping mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

PURPOSE:To provide a method of treating chrome-containing sludge, constraining oxidation of low-valency chrome to sex-chrome, reducing the sex-chrome to tri-chrome, and making chrome to non-effluence by tightly sealing chrome up as a fused matter.
JP9417375A 1975-08-04 1975-08-04 Chrome-containing sludge treating methop Pending JPS5219460A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9417375A JPS5219460A (en) 1975-08-04 1975-08-04 Chrome-containing sludge treating methop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9417375A JPS5219460A (en) 1975-08-04 1975-08-04 Chrome-containing sludge treating methop

Publications (1)

Publication Number Publication Date
JPS5219460A true JPS5219460A (en) 1977-02-14

Family

ID=14102940

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9417375A Pending JPS5219460A (en) 1975-08-04 1975-08-04 Chrome-containing sludge treating methop

Country Status (1)

Country Link
JP (1) JPS5219460A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53134771A (en) * 1977-04-29 1978-11-24 Sumitomo Electric Ind Ltd Method and apparatus for insolublization treatment of sludge
JPS5445676A (en) * 1977-09-17 1979-04-11 Sumitomo Electric Ind Ltd Glass solidification method of heavy metal sludge
EP1413635A1 (en) * 1997-03-27 2004-04-28 JFE Steel Corporation Method for reducing Cr(VI) in chromium oxide-containing waste materials

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4828368A (en) * 1971-08-19 1973-04-14
JPS5025475A (en) * 1973-07-09 1975-03-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4828368A (en) * 1971-08-19 1973-04-14
JPS5025475A (en) * 1973-07-09 1975-03-18

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53134771A (en) * 1977-04-29 1978-11-24 Sumitomo Electric Ind Ltd Method and apparatus for insolublization treatment of sludge
JPS5445676A (en) * 1977-09-17 1979-04-11 Sumitomo Electric Ind Ltd Glass solidification method of heavy metal sludge
EP1413635A1 (en) * 1997-03-27 2004-04-28 JFE Steel Corporation Method for reducing Cr(VI) in chromium oxide-containing waste materials

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