NL8006780A - Werkwijze voor het afscheiden en terugwinnen van molybdeenverbindingen. - Google Patents

Werkwijze voor het afscheiden en terugwinnen van molybdeenverbindingen. Download PDF

Info

Publication number
NL8006780A
NL8006780A NL8006780A NL8006780A NL8006780A NL 8006780 A NL8006780 A NL 8006780A NL 8006780 A NL8006780 A NL 8006780A NL 8006780 A NL8006780 A NL 8006780A NL 8006780 A NL8006780 A NL 8006780A
Authority
NL
Netherlands
Prior art keywords
molybdenum
solution
molybdate
process according
acid
Prior art date
Application number
NL8006780A
Other languages
English (en)
Dutch (nl)
Original Assignee
Euteco Impianti 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 Euteco Impianti Spa filed Critical Euteco Impianti Spa
Publication of NL8006780A publication Critical patent/NL8006780A/nl

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
    • C01G39/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/008—Wet processes by an alkaline or ammoniacal leaching
    • 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)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
NL8006780A 1979-12-19 1980-12-15 Werkwijze voor het afscheiden en terugwinnen van molybdeenverbindingen. NL8006780A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2822379A IT1127300B (it) 1979-12-19 1979-12-19 Procedimento per il recupero di composti del molibdeno
IT2822379 1979-12-19

Publications (1)

Publication Number Publication Date
NL8006780A true NL8006780A (nl) 1981-07-16

Family

ID=11223176

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8006780A NL8006780A (nl) 1979-12-19 1980-12-15 Werkwijze voor het afscheiden en terugwinnen van molybdeenverbindingen.

Country Status (11)

Country Link
US (1) US4401631A (de)
AT (1) AT376637B (de)
BR (1) BR8008243A (de)
DE (1) DE3047592A1 (de)
DK (1) DK155020C (de)
ES (1) ES8200726A1 (de)
FR (1) FR2472030B1 (de)
GB (1) GB2065628B (de)
IN (1) IN153915B (de)
IT (1) IT1127300B (de)
NL (1) NL8006780A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4666685A (en) * 1986-05-09 1987-05-19 Amax Inc. Selective extraction of molybdenum and vanadium from spent catalysts by oxidative leaching with sodium aluminate and caustic
FR2687170B1 (fr) * 1992-02-07 1994-09-30 Eurecat Europ Retrait Catalys Recuperation de molybdene et de vanadium a partir de catalyseurs uses.
US5736112A (en) * 1995-05-08 1998-04-07 Huntsman Specialty Chemicals Corporation Aqueous oxidation of organic molybdenum compounds
TW576825B (en) * 2000-08-10 2004-02-21 Iner Ae Method for liquid chromate ion and oxy-metal ions removal and stabilization
CA2663228C (en) * 2006-09-14 2016-07-12 Albemarle Netherlands B.V. Process for recovering group vi-b metals from spent catalysts
CL2009000939A1 (es) 2008-04-30 2010-10-01 Evonik Degussa Gmbh Proceso para recuperar molibdato o tungstato desde una solucion acuosa que comprende a) contactar la solucion con un material portador inorganico cationizado e insoluble en agua, b) separar el material portador de molibdato o tungstato, c) contactarlo con una solucion acuosa con un ph entre 6 a 14 y d) separar el material saturado.
EP2113575A1 (de) * 2008-04-30 2009-11-04 Evonik Degussa GmbH Verfahren zur Rückgewinnung von Molybdat oder Wolframat aus wässrigen Lösungen
DE102010001001A1 (de) 2010-01-19 2011-07-21 Evonik Degussa GmbH, 45128 Verfahren zur Delignifizierung und Bleiche von Zellstoff
KR20160085281A (ko) 2013-11-06 2016-07-15 에보닉 데구사 게엠베하 펄프의 탈리그닌화 및 표백 방법
CN116022848A (zh) * 2022-12-06 2023-04-28 西安诺博尔稀贵金属材料股份有限公司 一种利用钼铜合金废料生产钼酸钠化合物的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB743367A (en) * 1953-08-14 1956-01-11 Exxon Research Engineering Co Improvements in or relating to molybdena hydrosols
US3957946A (en) * 1974-12-23 1976-05-18 Amax Inc. Molybdenum oxide purification process
NL7504500A (nl) * 1975-04-16 1976-10-19 Akzo Nv Werkwijze voor de gescheiden winning van vanadium en molybdeen.
JPS5252895A (en) * 1975-10-28 1977-04-28 Mitsui Mining & Smelting Co Ltd Process for recovering molybdenum from waste catalyst of desulfurnizat ion
US4046852A (en) * 1976-05-19 1977-09-06 Amax Inc. Purification process for technical grade molybdenum oxide
DE2631089A1 (de) * 1976-07-10 1978-01-12 Degussa Verfahren zur rueckgewinnung von molybdaen aus erschoepften katalysatoren
US4145397A (en) * 1976-08-06 1979-03-20 Marubeni Corporation Process for recovering molybdenum, vanadium, cobalt and nickel from roasted products of used catalysts from hydrotreatment desulfurization of petroleum
US4079116A (en) * 1976-12-27 1978-03-14 Amax Inc. Process for producing ammonium heptamolybdate and/or ammonium dimolybdate
US4199551A (en) * 1978-01-13 1980-04-22 Amax Inc. Recovery of molybdenum and uranium from activated charcoal containing molybdenum and residual uranium

Also Published As

Publication number Publication date
AT376637B (de) 1984-12-10
US4401631A (en) 1983-08-30
GB2065628A (en) 1981-07-01
IN153915B (de) 1984-08-25
FR2472030A1 (de) 1981-06-26
ES497646A0 (es) 1981-11-16
DK155020B (da) 1989-01-23
BR8008243A (pt) 1981-07-07
ES8200726A1 (es) 1981-11-16
GB2065628B (en) 1984-05-16
IT1127300B (it) 1986-05-21
DK539380A (da) 1981-06-20
DE3047592C2 (de) 1988-08-25
ATA619080A (de) 1984-05-15
DK155020C (da) 1989-06-05
FR2472030B1 (de) 1983-06-17
IT7928223A0 (it) 1979-12-19
DE3047592A1 (de) 1981-09-17

Similar Documents

Publication Publication Date Title
CN1921941B (zh) 钼的回收方法和催化剂的制造方法
US1882712A (en) Production of catalysts comprising phosphates
NL8006780A (nl) Werkwijze voor het afscheiden en terugwinnen van molybdeenverbindingen.
US5340380A (en) Recovery of precious metal
US4278567A (en) Process for preparation of copper-iron-aluminum hydrogenation catalyst
US2726141A (en) Process for removing impurities from precious metal compounds in solution by means of cation exchange materials
US3656940A (en) Process for the purification of nickel containing solutions
US3876747A (en) Separation and purification of iridium
US4812302A (en) Process for preparing high purity Mn3 O4
US4572823A (en) Process for rhenium recovery
US4250111A (en) Mixed catalyst for the hydrolysis of nitriles to amides
US4420421A (en) Process for the preparation of catalysts based on iron and molybdenum oxides
US2552709A (en) Process for the purification of rhodium
US4331567A (en) Process for preparing catalysts based on molybdenum and iron oxides
CN85100109B (zh) 用萃取法回收废催化剂中的铂
JPS58219132A (ja) シクロヘキサノ−ル及びシクロヘキサノンの製法
JP2766040B2 (ja) 飽和アルコールの製造法
US4381937A (en) Method for producing cobalt metal powder
US4155750A (en) Recovery and purification of rhodium
CN114293022A (zh) 一种铂铱合金分离方法
US2824880A (en) Process for the manufacture of anthraquinone from anthracene by catalytic oxidation
GB1579473A (en) Process for preparing pyridine bases
US3065095A (en) Process for preparing chromium oxide
US3699207A (en) Process for the purification of cadmium solutions
CN104190428A (zh) 一种制备dns酸及其盐的催化剂、制备方法及其应用

Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
BN A decision not to publish the application has become irrevocable