JPS5022000B1 - - Google Patents

Info

Publication number
JPS5022000B1
JPS5022000B1 JP4453567A JP4453567A JPS5022000B1 JP S5022000 B1 JPS5022000 B1 JP S5022000B1 JP 4453567 A JP4453567 A JP 4453567A JP 4453567 A JP4453567 A JP 4453567A JP S5022000 B1 JPS5022000 B1 JP S5022000B1
Authority
JP
Japan
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
JP4453567A
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 filed Critical
Publication of JPS5022000B1 publication Critical patent/JPS5022000B1/ja
Pending 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
    • 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)
JP4453567A 1966-07-12 1967-07-12 Pending JPS5022000B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0049674 1966-07-12

Publications (1)

Publication Number Publication Date
JPS5022000B1 true JPS5022000B1 (ja) 1975-07-26

Family

ID=7103195

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4453567A Pending JPS5022000B1 (ja) 1966-07-12 1967-07-12

Country Status (4)

Country Link
US (1) US3510256A (ja)
JP (1) JPS5022000B1 (ja)
ES (1) ES342845A1 (ja)
GB (1) GB1186439A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963824A (en) * 1972-06-14 1976-06-15 Produits Chimiques Ugine Kuhlmann Process for extracting chromium from chromium ores
JPS5246200B2 (ja) * 1972-11-11 1977-11-22 Nippon Chemical Ind
DE2542054C2 (de) * 1975-09-20 1982-02-25 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß von Chromerzen
DE2557403C2 (de) * 1975-12-19 1983-01-13 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß Kieselsäure-reicher Chromerze
DE2607131C2 (de) * 1976-02-21 1983-11-24 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß von Chromerzen
US4171248A (en) * 1977-11-03 1979-10-16 Ppg Industries, Inc. Method of opening chrome ore
US4215989A (en) * 1978-06-19 1980-08-05 Saco Tanning Division Of Kirstein Leather Co. Process for chrome recovery from industrial waste and the like, as from chrome-ladened tannery waste, including pollution control of the same
US4608235A (en) * 1985-03-21 1986-08-26 Gte Products Corporation Recovery of cobalt
DE4236202C2 (de) * 1992-10-27 1994-07-21 Bayer Ag Verfahren zur rückstandsarmen und hochauszehrenden Erzeugung von Natriumdichromat
US5547646A (en) * 1993-06-23 1996-08-20 Bayer Aktiengesellschaft Process for the decomposition of chrome ore by alkaline oxidation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US219637A (en) * 1879-09-16 Improvement in the manufacture of chromates-of-eoiash and soda
US3095266A (en) * 1963-06-25 Production of sodium chromate from chromite ores
US1866648A (en) * 1928-07-14 1932-07-12 Ig Farbenindustrie Ag Working up of chromium ores
US1948143A (en) * 1932-03-30 1934-02-20 Mutual Chemical Company Manufacture of chromates
US1964719A (en) * 1932-07-13 1934-07-03 Little Inc A Method of producing chromates
US2501952A (en) * 1944-08-07 1950-03-28 Bennett Preble Method for the alkaline roasting of an acidic oxide ore
US2494215A (en) * 1949-05-12 1950-01-10 Marvin J Udy Chromate production

Also Published As

Publication number Publication date
DE1533076A1 (de) 1969-12-04
ES342845A1 (es) 1968-08-16
US3510256A (en) 1970-05-05
DE1533076B2 (de) 1973-02-08
GB1186439A (en) 1970-04-02

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