JPS5242469A - Method of treating waste containing heavy metal salts and making them harmless - Google Patents

Method of treating waste containing heavy metal salts and making them harmless

Info

Publication number
JPS5242469A
JPS5242469A JP50118484A JP11848475A JPS5242469A JP S5242469 A JPS5242469 A JP S5242469A JP 50118484 A JP50118484 A JP 50118484A JP 11848475 A JP11848475 A JP 11848475A JP S5242469 A JPS5242469 A JP S5242469A
Authority
JP
Japan
Prior art keywords
metal salts
heavy metal
harmless
making
treating waste
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
JP50118484A
Other languages
Japanese (ja)
Inventor
Hiroshi Fujita
Shigeo Hasegawa
Shigeaki Mitsuoka
Yoshiaki Mizumoto
Original Assignee
Mitsubishi Heavy Ind 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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Priority to JP50118484A priority Critical patent/JPS5242469A/en
Publication of JPS5242469A publication Critical patent/JPS5242469A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:Dust, sludge, etc. containing highly oxidized heavy metal salts (e.g., CrO4<2->, Aso4<3->, etc.) is mixed with Al2(SO4)3 and reducing inorganic substances, reduced, and caked to make harmless.
JP50118484A 1975-10-01 1975-10-01 Method of treating waste containing heavy metal salts and making them harmless Pending JPS5242469A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50118484A JPS5242469A (en) 1975-10-01 1975-10-01 Method of treating waste containing heavy metal salts and making them harmless

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50118484A JPS5242469A (en) 1975-10-01 1975-10-01 Method of treating waste containing heavy metal salts and making them harmless

Publications (1)

Publication Number Publication Date
JPS5242469A true JPS5242469A (en) 1977-04-02

Family

ID=14737806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50118484A Pending JPS5242469A (en) 1975-10-01 1975-10-01 Method of treating waste containing heavy metal salts and making them harmless

Country Status (1)

Country Link
JP (1) JPS5242469A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118304A (en) * 1978-03-08 1979-09-13 Daido Steel Co Ltd Treatment of steel making dust
JPS54147172A (en) * 1978-05-11 1979-11-17 Nippon Sheet Glass Co Ltd Treatment of waste containing lead
JPS6323789A (en) * 1986-07-16 1988-02-01 Takenaka Komuten Co Ltd Method and apparatus for treating contaminated soil
JPS63256176A (en) * 1985-04-22 1988-10-24 Engelhard Corp Waste as land-fill material of material containing vanadium
WO2011038459A1 (en) * 2009-10-01 2011-04-07 Commonwealth Scientific And Industrial Research Organisation Remediation composition comprising alum sludge
JP2012024763A (en) * 2011-09-30 2012-02-09 Kajima Corp Reduction treatment method for chromium derived from cement type turbid water
WO2016136903A1 (en) * 2015-02-27 2016-09-01 三菱日立パワーシステムズ株式会社 Cement solidification device for waste and method therefor, and zero liquid discharge exhaust gas processing system and method therefor
JP2016159219A (en) * 2015-02-27 2016-09-05 三菱日立パワーシステムズ株式会社 Cement solidification treatment device and method of waste
JP2016159220A (en) * 2015-02-27 2016-09-05 三菱日立パワーシステムズ株式会社 Non-draining exhaust gas treating system and method

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118304A (en) * 1978-03-08 1979-09-13 Daido Steel Co Ltd Treatment of steel making dust
JPS581637B2 (en) * 1978-03-08 1983-01-12 Daido Steel Co Ltd
JPS54147172A (en) * 1978-05-11 1979-11-17 Nippon Sheet Glass Co Ltd Treatment of waste containing lead
JPS63256176A (en) * 1985-04-22 1988-10-24 Engelhard Corp Waste as land-fill material of material containing vanadium
JPS6323789A (en) * 1986-07-16 1988-02-01 Takenaka Komuten Co Ltd Method and apparatus for treating contaminated soil
WO2011038459A1 (en) * 2009-10-01 2011-04-07 Commonwealth Scientific And Industrial Research Organisation Remediation composition comprising alum sludge
US8940958B2 (en) 2009-10-01 2015-01-27 Commonwealth Scientific And Industrial Research Organisation Remediation composition comprising alum sludge
JP2012024763A (en) * 2011-09-30 2012-02-09 Kajima Corp Reduction treatment method for chromium derived from cement type turbid water
WO2016136903A1 (en) * 2015-02-27 2016-09-01 三菱日立パワーシステムズ株式会社 Cement solidification device for waste and method therefor, and zero liquid discharge exhaust gas processing system and method therefor
JP2016159219A (en) * 2015-02-27 2016-09-05 三菱日立パワーシステムズ株式会社 Cement solidification treatment device and method of waste
JP2016159220A (en) * 2015-02-27 2016-09-05 三菱日立パワーシステムズ株式会社 Non-draining exhaust gas treating system and method
CN107405654A (en) * 2015-02-27 2017-11-28 三菱日立电力系统株式会社 The cement solidification processing unit and its method of discarded object, without draining exhaust treatment system and its method
EP3263238A4 (en) * 2015-02-27 2018-10-24 Mitsubishi Hitachi Power Systems, Ltd. Cement solidification device for waste and method therefor, and zero liquid discharge exhaust gas processing system and method therefor
US10780473B2 (en) 2015-02-27 2020-09-22 Mitsubishi Hitachi Power Systems, Ltd. Cement solidification device for waste and method therefor, and zero-liquid discharge air pollution control system and method therefor

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term