BE834686A - Procede de purification de l'oxyde de molybdene de qualite technique - Google Patents

Procede de purification de l'oxyde de molybdene de qualite technique

Info

Publication number
BE834686A
BE834686A BE161090A BE161090A BE834686A BE 834686 A BE834686 A BE 834686A BE 161090 A BE161090 A BE 161090A BE 161090 A BE161090 A BE 161090A BE 834686 A BE834686 A BE 834686A
Authority
BE
Belgium
Prior art keywords
molybdene
purification process
oxide purification
technical quality
quality
Prior art date
Application number
BE161090A
Other languages
English (en)
French (fr)
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 BE834686A publication Critical patent/BE834686A/xx

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
    • C22B34/34—Obtaining molybdenum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G39/00—Compounds of molybdenum
    • C01G39/006—Compounds containing, besides molybdenum, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G39/00—Compounds of molybdenum
    • C01G39/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BE161090A 1974-10-21 1975-10-20 Procede de purification de l'oxyde de molybdene de qualite technique BE834686A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/516,290 US3932580A (en) 1974-10-21 1974-10-21 Process for purifying technical grade molybdenum oxide

Publications (1)

Publication Number Publication Date
BE834686A true BE834686A (fr) 1976-02-16

Family

ID=24054927

Family Applications (1)

Application Number Title Priority Date Filing Date
BE161090A BE834686A (fr) 1974-10-21 1975-10-20 Procede de purification de l'oxyde de molybdene de qualite technique

Country Status (7)

Country Link
US (1) US3932580A (xx)
BE (1) BE834686A (xx)
CA (1) CA1064678A (xx)
DE (1) DE2541552A1 (xx)
FR (1) FR2288707A1 (xx)
GB (1) GB1493158A (xx)
NL (1) NL160881C (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046852A (en) * 1976-05-19 1977-09-06 Amax Inc. Purification process for technical grade molybdenum oxide
US4079116A (en) * 1976-12-27 1978-03-14 Amax Inc. Process for producing ammonium heptamolybdate and/or ammonium dimolybdate
US4207296A (en) * 1978-09-15 1980-06-10 Amax Inc. Process for producing purified ammonium molybdate solution
US4628168A (en) * 1980-05-14 1986-12-09 Shiley, Inc. Dielectric heating device for heating cannula members
US4547641A (en) * 1980-05-14 1985-10-15 Nebergall Perry A Method for dielectrically joining tubular members
US4735791A (en) * 1987-04-03 1988-04-05 Gte Products Corporation Process for producing ammonium molybdate from molybdenum trioxide
US4724128A (en) * 1987-07-20 1988-02-09 Gte Products Corporation Method for purifying molybdenum
US5185133A (en) * 1988-08-23 1993-02-09 Gte Products Corporation Method for producing fine size yellow molybdenum trioxide powder
WO1999041417A2 (en) * 1998-02-11 1999-08-19 Qualchem, Inc. Method for producing high-purity molybdenum chemicals from molybdenum sulfides
CN100337115C (zh) * 2005-06-22 2007-09-12 株洲硬质合金集团有限公司 掺镧钼酸铵的机械夹杂的检测方法
CA2669834A1 (en) * 2006-11-16 2008-05-22 Albemarle Netherlands B.V. Purification of molybdenum technical oxide
US7824633B2 (en) * 2006-11-21 2010-11-02 Freeport-Mcmoran Corporation System and method for conversion of molybdenite to one or more molybdenum oxides
US8753591B2 (en) 2012-03-23 2014-06-17 Kennecott Utah Copper Llc Process for the conversion of molybdenite to molydenum oxide
KR20150064258A (ko) * 2013-11-28 2015-06-11 한국지질자원연구원 구리 함유 휘수연광의 전처리 방법
WO2021122912A1 (en) 2019-12-17 2021-06-24 Molymet Belgium Nv Method and arrangement for reducing impurities from a roasted molybdenum concentrate
CN113828323B (zh) * 2020-06-24 2024-01-30 中国石油化工股份有限公司 一种用于丙烯腈生产的补加催化剂、制法及应用
CN114108016B (zh) * 2021-12-23 2023-05-30 大连理工大学 一种膜电耦合制备高纯纳米三氧化钼和钼基水凝胶的方法
CN116375089A (zh) * 2023-03-06 2023-07-04 金堆城钼业股份有限公司 一种钼粉用氧化钼材料及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1895811A (en) * 1930-02-05 1933-01-31 Morgan Harry Process of treating ores
US2017557A (en) * 1930-08-27 1935-10-15 Ig Farbenindustrie Ag Recovery of molybdenum
US2965447A (en) * 1957-10-10 1960-12-20 Kennecott Copper Corp Acid process for production of high grade molybdenum oxide
US3458277A (en) * 1966-07-21 1969-07-29 Kennecott Copper Corp Process for the recovery of molybdenum values as high purity ammonium paramolybdate from impure molybdenum-bearing solution,with optional recovery of rhenium values if present
US3455677A (en) * 1967-04-27 1969-07-15 Union Carbide Corp Process for recovering copper and molybdenum from ore concentrates
BE794636A (fr) * 1972-01-27 1973-05-16 American Metal Climax Inc Procede pour produite de l'oxyde de molybdene et du molybdate d'ammonium de haute purete
US3829550A (en) * 1972-09-25 1974-08-13 American Metal Climax Inc Process for making high purity molybdenum oxide and ammonium molybdate

Also Published As

Publication number Publication date
NL160881C (nl) 1979-12-17
FR2288707A1 (fr) 1976-05-21
NL7512161A (nl) 1976-04-23
CA1064678A (en) 1979-10-23
NL160881B (nl) 1979-07-16
FR2288707B1 (xx) 1980-05-16
GB1493158A (en) 1977-11-23
DE2541552A1 (de) 1976-04-29
US3932580A (en) 1976-01-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: AMAX INC.

Effective date: 19851031