ZA902388B - Production of heavy metal carbides of high specific surface area - Google Patents

Production of heavy metal carbides of high specific surface area

Info

Publication number
ZA902388B
ZA902388B ZA902388A ZA902388A ZA902388B ZA 902388 B ZA902388 B ZA 902388B ZA 902388 A ZA902388 A ZA 902388A ZA 902388 A ZA902388 A ZA 902388A ZA 902388 B ZA902388 B ZA 902388B
Authority
ZA
South Africa
Prior art keywords
production
surface area
specific surface
heavy metal
high specific
Prior art date
Application number
ZA902388A
Other languages
English (en)
Inventor
Marc-Jacques Ledoux
Ledoux Marc-Jacques
Jean-Louis Guille
Guille Jean-Louis
Guong Pham-Huu
Pham-Huu Guong
Sophie Marin
Marin Sophie
Original Assignee
Pechiney Electrometallurgie
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 Pechiney Electrometallurgie filed Critical Pechiney Electrometallurgie
Publication of ZA902388B publication Critical patent/ZA902388B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • B01J27/20—Carbon compounds
    • B01J27/22—Carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/907—Oxycarbides; Sulfocarbides; Mixture of carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/949—Tungsten or molybdenum carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • 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
    • C01P2006/12—Surface area
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Carbon And Carbon Compounds (AREA)
ZA902388A 1989-03-28 1990-03-28 Production of heavy metal carbides of high specific surface area ZA902388B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8904433A FR2645143B1 (fr) 1989-03-28 1989-03-28 Obtention de carbures de metaux lourds a surface specifique elevee

Publications (1)

Publication Number Publication Date
ZA902388B true ZA902388B (en) 1990-12-28

Family

ID=9380381

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA902388A ZA902388B (en) 1989-03-28 1990-03-28 Production of heavy metal carbides of high specific surface area

Country Status (5)

Country Link
US (1) US5391524A (fr)
DD (1) DD298903A5 (fr)
FR (1) FR2645143B1 (fr)
IS (1) IS3566A7 (fr)
ZA (1) ZA902388B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2684092B1 (fr) * 1991-11-21 1994-03-04 Pechiney Recherche Procede de preparation de carbures metalliques a grande surface specifique a partir de mousses de carbone activees.
BR9501616A (pt) * 1995-04-26 1997-09-16 Inst Nacional De Pesquisas Esp Carbetos e nitretos de elementos de transição aplicados na decomposição catalítica de hidrazina
US6936565B2 (en) 1999-01-12 2005-08-30 Hyperion Catalysis International, Inc. Modified carbide and oxycarbide containing catalysts and methods of making and using thereof
US6514897B1 (en) 1999-01-12 2003-02-04 Hyperion Catalysis International, Inc. Carbide and oxycarbide based compositions, rigid porous structures including the same, methods of making and using the same
US6809229B2 (en) * 1999-01-12 2004-10-26 Hyperion Catalysis International, Inc. Method of using carbide and/or oxycarbide containing compositions
JP3587199B2 (ja) * 2002-05-29 2004-11-10 日本電気株式会社 燃料電池用触媒担持粒子およびそれを用いた複合電解質、触媒電極、燃料電池、ならびにそれらの製造方法
CA2513339C (fr) * 2003-12-05 2009-10-20 Mitsubishi Heavy Industries, Ltd. Matiere carbonee et dispositif de traitement des gaz d'echappement
US7390869B2 (en) * 2005-06-13 2008-06-24 Eastman Chemical Company Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species
AU2007243242B2 (en) * 2006-04-27 2011-01-27 University Of Wyoming Research Corporation Process and catalyst for production of mixed alcohols from synthesis gas
US8969236B2 (en) 2006-04-27 2015-03-03 University Of Wyoming Research Corporation Process and catalyst for production of mixed alcohols from synthesis gas

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800393A (en) * 1953-06-18 1957-07-23 Union Carbide Corp Direct production of tungsten carbide from tungstic oxide
US3269802A (en) * 1962-12-10 1966-08-30 Horizons Inc Preparation of carbide structures
JPS5129520B2 (fr) * 1971-09-09 1976-08-26
JPS5422440B2 (fr) * 1972-07-06 1979-08-07
US4216034A (en) * 1977-07-27 1980-08-05 Sumitomo Electric Industries, Ltd. Process for the production of a hard solid solution
US4515763A (en) * 1981-07-15 1985-05-07 Board Of Trustees Of Leland Stanford Jr. Univeristy High specific surface area carbides and nitrides
US4529575A (en) * 1982-08-27 1985-07-16 Ibiden Kabushiki Kaisha Process for producing ultrafine silicon carbide powder
JPH0772084B2 (ja) * 1985-12-02 1995-08-02 三井東圧化学株式会社 新規含炭素組成物
FR2596745B1 (fr) * 1986-04-03 1991-06-07 Atochem Poudres pour ceramiques en carbures et nitrures metalliques par reduction carbothermique et leur procede de fabrication
US4784839A (en) * 1986-04-03 1988-11-15 Atochem Method of making metal carbide and nitride powders
DE3644057A1 (de) * 1986-12-22 1988-06-30 Vaw Ver Aluminium Werke Ag Verfahren und vorrichtung zur thermischen und/oder reduzierenden behandlung von festen, koernigen und/oder agglomerierten einsatzmaterialien
GB8708604D0 (en) * 1987-04-10 1987-05-13 Grieveson P Making carbides of high-melting metals
JPH0643243B2 (ja) * 1988-03-10 1994-06-08 セントラル硝子株式会社 タングステンカーバイトの製造方法
FR2675713B1 (fr) * 1991-04-29 1993-07-02 Pechiney Electrometallurgie Systeme catalytique, notamment pour la postcombustion de gaz d'echappement et procede pour le fabriquer.

Also Published As

Publication number Publication date
FR2645143A1 (fr) 1990-10-05
DD298903A5 (de) 1992-03-19
US5391524A (en) 1995-02-21
IS3566A7 (is) 1990-09-29
FR2645143B1 (fr) 1992-01-17

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