Nothing Special   »   [go: up one dir, main page]

JPS5238472A - Process for treating sludge of mixed metals - Google Patents

Process for treating sludge of mixed metals

Info

Publication number
JPS5238472A
JPS5238472A JP11531475A JP11531475A JPS5238472A JP S5238472 A JPS5238472 A JP S5238472A JP 11531475 A JP11531475 A JP 11531475A JP 11531475 A JP11531475 A JP 11531475A JP S5238472 A JPS5238472 A JP S5238472A
Authority
JP
Japan
Prior art keywords
treating sludge
mixed metals
sludge
metals
mixed
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.)
Granted
Application number
JP11531475A
Other languages
Japanese (ja)
Other versions
JPS5424908B2 (en
Inventor
Toru Yoshida
Haruichiro Eguchi
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.)
OOSAKAFU
Osaka Prefecture
Original Assignee
OOSAKAFU
Osaka Prefecture
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 OOSAKAFU, Osaka Prefecture filed Critical OOSAKAFU
Priority to JP11531475A priority Critical patent/JPS5238472A/en
Publication of JPS5238472A publication Critical patent/JPS5238472A/en
Publication of JPS5424908B2 publication Critical patent/JPS5424908B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Treatment Of Sludge (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

PURPOSE: Trivalent Cr, trivalent Fe and divalent metals are recovered from sludge in high yields.
COPYRIGHT: (C)1977,JPO&Japio
JP11531475A 1975-09-22 1975-09-22 Process for treating sludge of mixed metals Granted JPS5238472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11531475A JPS5238472A (en) 1975-09-22 1975-09-22 Process for treating sludge of mixed metals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11531475A JPS5238472A (en) 1975-09-22 1975-09-22 Process for treating sludge of mixed metals

Publications (2)

Publication Number Publication Date
JPS5238472A true JPS5238472A (en) 1977-03-25
JPS5424908B2 JPS5424908B2 (en) 1979-08-24

Family

ID=14659540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11531475A Granted JPS5238472A (en) 1975-09-22 1975-09-22 Process for treating sludge of mixed metals

Country Status (1)

Country Link
JP (1) JPS5238472A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008092363A1 (en) * 2007-01-26 2008-08-07 Hunan Joyfly Technology Development Co., Ltd A method of preparing chromic oxide and ferrous oxalate from carbon ferrochrome
CN101928098A (en) * 2010-04-22 2010-12-29 江苏技术师范学院 Method for preparing cuprous oxide powder by copper-containing electroplating sludge pressure hydrogen reduction

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008092363A1 (en) * 2007-01-26 2008-08-07 Hunan Joyfly Technology Development Co., Ltd A method of preparing chromic oxide and ferrous oxalate from carbon ferrochrome
CN101928098A (en) * 2010-04-22 2010-12-29 江苏技术师范学院 Method for preparing cuprous oxide powder by copper-containing electroplating sludge pressure hydrogen reduction

Also Published As

Publication number Publication date
JPS5424908B2 (en) 1979-08-24

Similar Documents

Publication Publication Date Title
JPS51119168A (en) Floating matter filtration-and treatment apparatus
JPS526153A (en) Heat recovery process of melting furnace sediment
JPS5212767A (en) Method for continuous removal of sludge in chemical treating liquor
JPS5238472A (en) Process for treating sludge of mixed metals
JPS51116062A (en) Waste water treating method
JPS51141775A (en) A process for treatment of waste water containing heavy metals
JPS5231916A (en) Recovering method of metallic iron from steel making slag
JPS52156713A (en) Treatment of steel making slag
JPS5231921A (en) Treating method of oxide ore containing iron
JPS51125606A (en) A method of fractional recovery of heavy metals
JPS5214575A (en) Method of treating sludescontaining heavy metals
JPS5238471A (en) Process and equipment for treating sludge
JPS51128614A (en) Treatment method of ore containing metals of group 4 b
JPS51125960A (en) Treating method of exhaust gas collection water
JPS51137696A (en) Treatment method and apparatus of iron hydroxide sludge cont. hexavalent chromium
JPS5234492A (en) Method of treating trimming scrap
JPS5370553A (en) Method of treating waste water
JPS5212755A (en) Sludge treatment
JPS5241164A (en) Treating process of waste material containing salfts of heavy metals
JPS5227015A (en) Method for carbonization of briquetted ore and its equipment
JPS526334A (en) Precipitation hardening type copper alloy
JPS5275873A (en) Method of protective treatment on fluorescent substance
JPS51114378A (en) A method of removing sulphur oxide and nitrogen from waste gas and of wtilizing the same
JPS51148667A (en) A process for solidification treatment of sludge containing chromium
JPS525499A (en) Fine metal grit for magnetic recording and the manufacturing process