MX9300307A - Proceso y planta para la reduccion de cromo hexavalente contenido en el residuo resultante del procesamiento de minerales de cromo - Google Patents

Proceso y planta para la reduccion de cromo hexavalente contenido en el residuo resultante del procesamiento de minerales de cromo

Info

Publication number
MX9300307A
MX9300307A MX9300307A MX9300307A MX9300307A MX 9300307 A MX9300307 A MX 9300307A MX 9300307 A MX9300307 A MX 9300307A MX 9300307 A MX9300307 A MX 9300307A MX 9300307 A MX9300307 A MX 9300307A
Authority
MX
Mexico
Prior art keywords
chrome
reduction
contained
plant
hexavalente
Prior art date
Application number
MX9300307A
Other languages
English (en)
Inventor
Giuseppe Bruzzone
Diego Perrone
Giacomo Bruno
Original Assignee
Stoppani Luigi 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 Stoppani Luigi Spa filed Critical Stoppani Luigi Spa
Publication of MX9300307A publication Critical patent/MX9300307A/es

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)

Abstract

La presente invención se relaciona con un nuevo proceso y su planta relativa para la reducción del cromo hexavalente contenido en la tierra resultante después de la producción de cromo, para obtener la trasformación de los compuestos solubles en agua en compuestos insolubles.
MX9300307A 1992-01-21 1993-01-21 Proceso y planta para la reduccion de cromo hexavalente contenido en el residuo resultante del procesamiento de minerales de cromo MX9300307A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT92MI92 IT1262918B (it) 1992-01-21 1992-01-21 Procedimento ed impianto per la riduzione del cromo esavalente contenuto nei residui della lavorazione dei minerali di cromo

Publications (1)

Publication Number Publication Date
MX9300307A true MX9300307A (es) 1993-12-01

Family

ID=11361603

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9300307A MX9300307A (es) 1992-01-21 1993-01-21 Proceso y planta para la reduccion de cromo hexavalente contenido en el residuo resultante del procesamiento de minerales de cromo

Country Status (14)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006085736A3 (es) * 2005-02-08 2006-12-07 Cromotecnica Mexico Sa De Cv Proceso y planta para la transformación de residuos peligrosos con contenido de cromo en residuos no peligrosos

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008014318U1 (de) 2008-10-28 2010-04-01 Dr. Hahn Gmbh & Co. Kg Band zur um eine Scharnierachse scharniergelenkigen Verbindung eines Flügels an einem Rahmen
PT2870107T (pt) 2012-07-06 2018-03-28 Lanxess Deutschland Gmbh Processo para redução de cromo hexavalente em sólidos oxídicos

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1055953B (it) * 1976-02-24 1982-01-11 Stoppani P & Co Procedimento di decontaminazione di materiale di scarto proveniente dalla lavorazione di minerali di cromo mediante trattamento conzolfo per via umida
JP2655864B2 (ja) * 1988-03-14 1997-09-24 昭和電工株式会社 高還元クロム鉱石粉体の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006085736A3 (es) * 2005-02-08 2006-12-07 Cromotecnica Mexico Sa De Cv Proceso y planta para la transformación de residuos peligrosos con contenido de cromo en residuos no peligrosos

Also Published As

Publication number Publication date
AU3347593A (en) 1993-08-03
CN1074948A (zh) 1993-08-04
WO1993014232A1 (en) 1993-07-22
TR26598A (tr) 1995-03-15
IT1262918B (it) 1996-07-22
ITMI920092A1 (it) 1993-07-21
PL171592B1 (pl) 1997-05-30
ZA9343B (en) 1993-08-05
EP0621905A1 (en) 1994-11-02
CZ170394A3 (en) 1995-08-16
BR9207057A (pt) 1995-12-05
SK84194A3 (en) 1995-08-09
RU94044672A (ru) 1996-08-27
RU2096511C1 (ru) 1997-11-20
ITMI920092A0 (it) 1992-01-21
RO110458B1 (ro) 1996-01-30

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