IT1069098B - Procedimento per disgregare cromite ricca di silice - Google Patents

Procedimento per disgregare cromite ricca di silice

Info

Publication number
IT1069098B
IT1069098B IT5263876A IT5263876A IT1069098B IT 1069098 B IT1069098 B IT 1069098B IT 5263876 A IT5263876 A IT 5263876A IT 5263876 A IT5263876 A IT 5263876A IT 1069098 B IT1069098 B IT 1069098B
Authority
IT
Italy
Prior art keywords
disgregating
chromites
rich
silica
procedure
Prior art date
Application number
IT5263876A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1069098B publication Critical patent/IT1069098B/it

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
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Silicon Compounds (AREA)
IT5263876A 1975-12-19 1976-12-16 Procedimento per disgregare cromite ricca di silice IT1069098B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2557403A DE2557403C2 (de) 1975-12-19 1975-12-19 Verfahren zum Aufschluß Kieselsäure-reicher Chromerze

Publications (1)

Publication Number Publication Date
IT1069098B true IT1069098B (it) 1985-03-25

Family

ID=5964935

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5263876A IT1069098B (it) 1975-12-19 1976-12-16 Procedimento per disgregare cromite ricca di silice

Country Status (8)

Country Link
US (1) US4112046A (it)
JP (1) JPS5277900A (it)
BR (1) BR7608406A (it)
DE (1) DE2557403C2 (it)
ES (1) ES454382A1 (it)
FR (1) FR2335608A1 (it)
GB (1) GB1537908A (it)
IT (1) IT1069098B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2607131C2 (de) * 1976-02-21 1983-11-24 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß von Chromerzen
US4320094A (en) * 1980-04-15 1982-03-16 Cabot Corporation Partitioning of refractory metals from oxidation resistant scrap alloy
US4753750A (en) * 1984-12-31 1988-06-28 Delaware Liquid laundry detergent composition and method of use
US5125134A (en) * 1985-12-27 1992-06-30 Tamao Morita Magnetic fastener
US5707091A (en) * 1996-06-05 1998-01-13 Tarmo Company, Limited Fastener
AU2003227163A1 (en) * 2003-03-19 2004-10-11 Institute Of Process Engineering Chinese Academy Of Sciences Method for production of alkali metal chromates
CN104762494B (zh) * 2015-04-03 2017-05-03 攀钢集团攀枝花钢铁研究院有限公司 一种从铬铁矿中提取铬的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR636782A (it) * 1928-04-16
FR381266A (fr) * 1907-08-26 1908-01-07 Emilien Viel Procédé pour la fabrication du chrome pur au moyen du ferrochrome du commerce ou d'un oxyde naturel tel que la chromite
US1760788A (en) * 1926-07-01 1930-05-27 Ig Farbenindustrie Ag Production of chromates with simultaneous recovery of alumina
CH262268A (fr) * 1942-07-06 1949-06-30 Electro Chimie Metal Procédé de fabrication de chromates alcalins.
GB612517A (en) * 1942-07-06 1948-11-15 Electro Chimie Metal Improvements in the manufacture of alkali chromates
US2904396A (en) * 1955-03-30 1959-09-15 Bayer Ag Preparation of alkali metal chromate from chrome ores
GB1186439A (en) * 1966-07-12 1970-04-02 Bayer Ag Alkali Treatment of Chromium Ores
US3812234A (en) * 1969-05-24 1974-05-21 Bayer Ag Process for the production of alkalichromate
JPS5246200B2 (it) * 1972-11-11 1977-11-22 Nippon Chemical Ind
DE2365271C3 (de) * 1973-12-31 1979-03-29 Nippon Chemical Industrial Co. Ltd., Tokio Verfahren zur Herstellung von Natriumchromat
DE2542054C2 (de) * 1975-09-20 1982-02-25 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß von Chromerzen
DE2607131C2 (de) * 1976-02-21 1983-11-24 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß von Chromerzen

Also Published As

Publication number Publication date
JPS5728363B2 (it) 1982-06-16
US4112046A (en) 1978-09-05
DE2557403C2 (de) 1983-01-13
BR7608406A (pt) 1977-12-13
FR2335608B1 (it) 1983-01-28
ES454382A1 (es) 1977-12-16
DE2557403A1 (de) 1977-06-30
JPS5277900A (en) 1977-06-30
FR2335608A1 (fr) 1977-07-15
GB1537908A (en) 1979-01-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931221