ES2117395T3 - Recuperacion de catalizadores usados. - Google Patents

Recuperacion de catalizadores usados.

Info

Publication number
ES2117395T3
ES2117395T3 ES95905375T ES95905375T ES2117395T3 ES 2117395 T3 ES2117395 T3 ES 2117395T3 ES 95905375 T ES95905375 T ES 95905375T ES 95905375 T ES95905375 T ES 95905375T ES 2117395 T3 ES2117395 T3 ES 2117395T3
Authority
ES
Spain
Prior art keywords
sub
tantalo
salt
suitable substitute
recovery
Prior art date
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.)
Expired - Lifetime
Application number
ES95905375T
Other languages
English (en)
Inventor
Vinci Martinez Felix
Charles Edward Mosheim
Norman Arthur Carlson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cabot Corp
EIDP Inc
Original Assignee
Cabot Corp
EI Du Pont de Nemours and Co
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 Cabot Corp, EI Du Pont de Nemours and Co filed Critical Cabot Corp
Application granted granted Critical
Publication of ES2117395T3 publication Critical patent/ES2117395T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/28—Regeneration or reactivation
    • B01J27/32—Regeneration or reactivation of catalysts comprising compounds of halogens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/60—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G33/00—Compounds of niobium
    • C01G33/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G33/00—Compounds of niobium
    • C01G33/006—Compounds containing niobium, with or without oxygen or hydrogen, and containing two or more other elements
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of tantalum
    • C01G35/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of tantalum
    • C01G35/006—Compounds containing tantalum, with or without oxygen or hydrogen, and containing two or more other elements
    • 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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets
    • 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
    • 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
    • C01P2006/82—Compositional purity water content
    • 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
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Catalysts (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

SE PRESENTA UN PROCESO PARA CONVERTIR UN CATALIZADOR AGOTADO DE PROCESOS DE FLUORACION CONVENCIONALES DE UNA SAL DE TANTALO O NIOBIO COMERCIALMENTE UTIL TAL COMO K{SUB, 2}TAF{SUB, 7} O K{SUB, 2}NBF{SUB, 7}. EL PROCESO SE REFIERE AMPLIAMENTE A LA DISOLUCION DEL CATALIZADOR AGOTADO EN AGUA O EN UNA SOLUCION ACUOSA DE ACIDO FLUORHIDRICO, A LA SEPARACION Y ELIMINACION DEL RESIDUO NO DISUELTO, A LA EXTRACCION DE LA SOLUCION ACUOSA CON UN SOLVENTE ADECUADO TAL COMO CETONA DE ISOBUTILO DE METILO (MIBK), Y A LA OBTENCION DE PRODUCTOS DE TANTALO UTILES A PARTIR DE LA SOLUCION DE CIBH TALES COMO UNA SAL DE TANTALO.
ES95905375T 1993-12-14 1994-12-13 Recuperacion de catalizadores usados. Expired - Lifetime ES2117395T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/166,495 US5620936A (en) 1993-12-14 1993-12-14 Recovery of spent catalyst

Publications (1)

Publication Number Publication Date
ES2117395T3 true ES2117395T3 (es) 1998-08-01

Family

ID=22603556

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95905375T Expired - Lifetime ES2117395T3 (es) 1993-12-14 1994-12-13 Recuperacion de catalizadores usados.

Country Status (7)

Country Link
US (1) US5620936A (es)
EP (1) EP0734355B1 (es)
JP (1) JP3527509B2 (es)
AU (1) AU1401395A (es)
DE (1) DE69408869T2 (es)
ES (1) ES2117395T3 (es)
WO (1) WO1995016636A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4118527B2 (ja) * 2001-04-06 2008-07-16 三井金属鉱業株式会社 高純度フッ化タンタル酸カリウム結晶又は高純度フッ化ニオブ酸カリウム結晶の製造方法及びそれらの製造方法で用いる再結晶槽並びにそれらの製造方法で得られたフッ化タンタル酸カリウム結晶又は高純度フッ化ニオブ酸カリウム結晶
WO2003072504A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procede de purification servant a produire un compose de niobium et/ou de tantale de grande purete
BR0307880A (pt) * 2002-02-27 2004-12-28 Stella Chemifa Kabuskiki Kaish Método para purificar um composto de nióbio e/ou um composto de tântalo altamente puro
EP2776383B1 (en) 2011-11-10 2020-03-11 The Chemours Company FC, LLC Catalytic fluorination process of making hydrohaloalkane
EP4303331A1 (en) * 2022-07-08 2024-01-10 Commissariat à l'Energie Atomique et aux Energies Alternatives Process for extracting tantalum and niobium from an aqueous acidic solution
DE102023211423A1 (de) 2023-11-16 2025-05-22 Walter Bludssus Ökonomisches, doppeltes, Aufschlussverfahren für Ta/Nb-haltige Rohstoffe unter Recyclierung der verwendeten Flusssäure

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3107976A (en) * 1957-11-29 1963-10-22 Ernest L Koerner Niobium-tantalum separation
US2962372A (en) * 1958-01-17 1960-11-29 Union Carbide Corp Columbium and tantalum separation
US3117833A (en) * 1958-09-25 1964-01-14 Fansteel Metallurgical Corp Process of purifying and separating columbium and tantalum values from each other
US3065046A (en) * 1959-04-06 1962-11-20 Nat Distillers Chem Corp Process for recovering tantalum and niobium values from organic solutions
US3112991A (en) * 1960-03-28 1963-12-03 Union Carbide Corp Process for recovery of fluoride-free columbium and tantalum pentoxides from organic extracts
US3712939A (en) * 1971-03-29 1973-01-23 Union Carbide Corp Method for recovering tantalum and/or columbium
US3830871A (en) * 1973-07-02 1974-08-20 Exxon Research Engineering Co Removal of a metal pentafluoride from hydrocarbons
DE2435427A1 (de) * 1974-07-23 1976-02-05 Starck Hermann C Fa Verfahren zur verarbeitung von tantalniob-haltigen schlacken und rueckstaenden
DK449074A (da) * 1974-08-22 1976-02-23 Atomenergikommissionen Fremgangsmade til udvinding af tantal og/eller niob i fri eller bunden form fra tantal- og niobholdige oplosninger
US4065405A (en) * 1976-12-03 1977-12-27 Exxon Research And Engineering Company Recovery of tantalum and/or niobium pentafluorides from a hydrocarbon conversion catalyst
US4258225A (en) * 1977-08-15 1981-03-24 E. I. Du Pont De Nemours And Company TaF5 and NbF5 as fluorination catalysts
AT370153B (de) * 1981-03-09 1983-03-10 Plasser Bahnbaumasch Franz Gleisstopfaggregat
US4451438A (en) * 1982-03-26 1984-05-29 Herman C. Starck Berlin Process for recovering niobium and/or tantalum metal compounds from such ores further containing complexes of uranium, thorium, titanium and/or rare earth metals
US4663130A (en) * 1983-11-14 1987-05-05 Cabot Corporation Process for dissolving tantalum/columbium materials containing alkali metal impurities
JPS61146717A (ja) * 1984-12-18 1986-07-04 Sumitomo Chem Co Ltd タンタルの精製方法
US4967024A (en) * 1988-06-23 1990-10-30 E. I. Du Pont De Nemours And Company Catalyzed hydrofluorination process
FR2636939B1 (fr) * 1988-09-06 1991-08-30 Inst Nat Rech Chimique Procede perfectionne d'obtention de composes de ta et (ou) nb exempts d'impuretes a partir de materiaux contenant ces metaux
DE4021207A1 (de) * 1990-07-03 1992-01-16 Starck Hermann C Fa Verfahren zur gewinnung und trennung von tantal und niob
US5437848A (en) * 1992-07-10 1995-08-01 Cabot Corporation Recovery of metal values from process residues

Also Published As

Publication number Publication date
EP0734355A1 (en) 1996-10-02
DE69408869T2 (de) 1998-10-08
EP0734355B1 (en) 1998-03-04
JP3527509B2 (ja) 2004-05-17
AU1401395A (en) 1995-07-03
DE69408869D1 (de) 1998-04-09
JPH09507466A (ja) 1997-07-29
HK1015135A1 (en) 1999-10-08
US5620936A (en) 1997-04-15
WO1995016636A1 (en) 1995-06-22

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