AU3347593A - Process and plant for the reduction of hexavalent chromium contained in the residue resulting from the processing of chromium minerals - Google Patents

Process and plant for the reduction of hexavalent chromium contained in the residue resulting from the processing of chromium minerals

Info

Publication number
AU3347593A
AU3347593A AU33475/93A AU3347593A AU3347593A AU 3347593 A AU3347593 A AU 3347593A AU 33475/93 A AU33475/93 A AU 33475/93A AU 3347593 A AU3347593 A AU 3347593A AU 3347593 A AU3347593 A AU 3347593A
Authority
AU
Australia
Prior art keywords
chromium
plant
reduction
processing
minerals
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.)
Abandoned
Application number
AU33475/93A
Inventor
Giacomo Bruno
Giuseppe Bruzzone
Diego Perrone
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.)
Luigi Stoppani SpA
Original Assignee
Luigi Stoppani SpA
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 Luigi Stoppani SpA filed Critical Luigi Stoppani SpA
Publication of AU3347593A publication Critical patent/AU3347593A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/32—Obtaining chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/08—Dry methods smelting of sulfides or formation of mattes by sulfides; Roasting reaction methods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Removal Of Specific Substances (AREA)
AU33475/93A 1992-01-21 1992-12-29 Process and plant for the reduction of hexavalent chromium contained in the residue resulting from the processing of chromium minerals Abandoned AU3347593A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI92A0092 1992-01-21
IT92MI92 IT1262918B (en) 1992-01-21 1992-01-21 PROCEDURE AND PLANT FOR THE REDUCTION OF HEXAVALENT CHROMIUM CONTAINED IN THE RESIDUES OF THE PROCESSING OF CHROME MINERALS

Publications (1)

Publication Number Publication Date
AU3347593A true AU3347593A (en) 1993-08-03

Family

ID=11361603

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33475/93A Abandoned AU3347593A (en) 1992-01-21 1992-12-29 Process and plant for the reduction of hexavalent chromium contained in the residue resulting from the processing of chromium minerals

Country Status (14)

Country Link
EP (1) EP0621905A1 (en)
CN (1) CN1074948A (en)
AU (1) AU3347593A (en)
BR (1) BR9207057A (en)
CZ (1) CZ170394A3 (en)
IT (1) IT1262918B (en)
MX (1) MX9300307A (en)
PL (1) PL171592B1 (en)
RO (1) RO110458B1 (en)
RU (1) RU2096511C1 (en)
SK (1) SK84194A3 (en)
TR (1) TR26598A (en)
WO (1) WO1993014232A1 (en)
ZA (1) ZA9343B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA200706525B (en) 2005-02-08 2009-01-28 Cromotecnica Mexico Sa De Cv Process and plant for converting hazardous waste containing chromium VI into non-hazardous waste
DE202008014318U1 (en) 2008-10-28 2010-04-01 Dr. Hahn Gmbh & Co. Kg Band to hinged about a hinge axis connecting a wing to a frame
ES2663683T3 (en) * 2012-07-06 2018-04-16 Lanxess Deutschland Gmbh Procedure for the reduction of hexavalent chromium in solid oxidic substances

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1055953B (en) * 1976-02-24 1982-01-11 Stoppani P & Co DECONTAMINATION PROCESS OF WASTE MATERIAL COMING FROM THE PROCESSING OF CHROME MINERALS THROUGH WET CONZOLFO TREATMENT
JP2655864B2 (en) * 1988-03-14 1997-09-24 昭和電工株式会社 Method for producing high reduced chromium ore powder

Also Published As

Publication number Publication date
RU94044672A (en) 1996-08-27
BR9207057A (en) 1995-12-05
WO1993014232A1 (en) 1993-07-22
CZ170394A3 (en) 1995-08-16
MX9300307A (en) 1993-12-01
IT1262918B (en) 1996-07-22
RU2096511C1 (en) 1997-11-20
EP0621905A1 (en) 1994-11-02
TR26598A (en) 1995-03-15
PL171592B1 (en) 1997-05-30
SK84194A3 (en) 1995-08-09
ITMI920092A1 (en) 1993-07-21
CN1074948A (en) 1993-08-04
ZA9343B (en) 1993-08-05
ITMI920092A0 (en) 1992-01-21
RO110458B1 (en) 1996-01-30

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