ZA917053B - Process for activating the surface of carbides of heavy metals with a large specific surface area with a view to catalytic reactions - Google Patents

Process for activating the surface of carbides of heavy metals with a large specific surface area with a view to catalytic reactions

Info

Publication number
ZA917053B
ZA917053B ZA917053A ZA917053A ZA917053B ZA 917053 B ZA917053 B ZA 917053B ZA 917053 A ZA917053 A ZA 917053A ZA 917053 A ZA917053 A ZA 917053A ZA 917053 B ZA917053 B ZA 917053B
Authority
ZA
South Africa
Prior art keywords
carbides
activating
view
heavy metals
large specific
Prior art date
Application number
ZA917053A
Other languages
English (en)
Inventor
Marc-Jacques Ledoux
Ledoux Marc-Jacques
Jean-Louis Guille
Guille Jean-Louis
Cuong Pham-Huu
Pham-Huu Cuong
Sophie Marin
Marin Sophie
Original Assignee
Pechiney Recherche
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 Recherche filed Critical Pechiney Recherche
Publication of ZA917053B publication Critical patent/ZA917053B/xx

Links

Classifications

    • 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
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/12—Oxidising
    • B01J37/14—Oxidising with gases containing free oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
ZA917053A 1990-09-06 1991-09-05 Process for activating the surface of carbides of heavy metals with a large specific surface area with a view to catalytic reactions ZA917053B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9011633A FR2666520B1 (fr) 1990-09-06 1990-09-06 Procede d'activation de la surface de carbures de metaux lourds a surface specifique elevee en vue de reactions catalytiques.

Publications (1)

Publication Number Publication Date
ZA917053B true ZA917053B (en) 1992-05-27

Family

ID=9400497

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA917053A ZA917053B (en) 1990-09-06 1991-09-05 Process for activating the surface of carbides of heavy metals with a large specific surface area with a view to catalytic reactions

Country Status (15)

Country Link
US (1) US5139987A (fi)
EP (1) EP0474570B1 (fi)
JP (1) JPH0829253B2 (fi)
KR (1) KR950003416B1 (fi)
AU (1) AU635483B2 (fi)
BR (1) BR9103798A (fi)
CA (1) CA2050712C (fi)
DE (1) DE69109587T2 (fi)
DK (1) DK0474570T3 (fi)
ES (1) ES2071960T3 (fi)
FI (1) FI103954B (fi)
FR (1) FR2666520B1 (fi)
MX (1) MX9100945A (fi)
NO (1) NO180328C (fi)
ZA (1) ZA917053B (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5290405A (en) * 1991-05-24 1994-03-01 Ceramatec, Inc. NaOH production from ceramic electrolytic cell
FR2680984B1 (fr) * 1991-09-06 1993-11-05 Pechiney Recherche Preparation de catalyseur a partir d'oxydes metalliques par reduction et carburation partielle par les gaz reactionnels.
ATE166640T1 (de) * 1991-10-04 1998-06-15 Rhodia Chimie Sa Material aus wolframcarbid, katalysator und verfahren zur hydrierung von nitro- oder nitrosoaromatischen derivaten durch verwendung dieses katalysators
US5384027A (en) * 1993-11-09 1995-01-24 Akzo Nobel N.V. Reforming hydrocarbons using transition metal carbide catalyst and gaseous oxygen
FR2712587B1 (fr) * 1993-11-18 1995-12-15 Pechiney Recherche Procédé d'isomérisation d'hydrocarbures linéaires contenant plus de six atomes de carbone à l'aide de catalyseurs à base d'oxycarbure de molybdène.
BR9501693A (pt) * 1995-05-11 1997-09-16 Inst Nacional De Pesquisas Esp Carbetos e nitretos de elementos de transição com porosidade controlada
FR2760979B1 (fr) * 1997-03-21 1999-04-23 Pechiney Recherche Catalyseurs a base d'oxycarbure de molybdene modifie prepare a partir d'oxyde de molybdene oriente et son procede d'obtention
US6809229B2 (en) * 1999-01-12 2004-10-26 Hyperion Catalysis International, Inc. Method of using carbide and/or oxycarbide containing compositions
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
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
US6207609B1 (en) * 1999-09-30 2001-03-27 N.V. Union Miniere S.A. Method of forming molybdenum carbide catalyst
US8616014B2 (en) * 2009-05-29 2013-12-31 Emerson Climate Technologies, Inc. Compressor having capacity modulation or fluid injection systems
US8246863B2 (en) * 2009-06-26 2012-08-21 Ceramatec, Inc. Alkali metal super ionic conducting ceramic

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4515763A (en) * 1981-07-15 1985-05-07 Board Of Trustees Of Leland Stanford Jr. Univeristy High specific surface area carbides and nitrides
US4536358A (en) * 1982-06-17 1985-08-20 Uop Inc. Process for the production of high surface area catalyst supports
US4518707A (en) * 1983-12-14 1985-05-21 Exxon Research & Engineering Co. Process for preparing high surface area iron/cobalt Fischer-Tropsch slurry catalysts
GB8708604D0 (en) * 1987-04-10 1987-05-13 Grieveson P Making carbides of high-melting metals
JP2731562B2 (ja) * 1988-12-29 1998-03-25 イビデン株式会社 触媒担体及びその製造方法
HUT56794A (en) * 1989-03-28 1991-10-28 Pechiney Electrometallurgie Process for producing heavy metal carbides with high specific surface
FR2657603B1 (fr) * 1990-01-29 1993-07-09 Pechiney Electrometallurgie Procede d'obtention de corps solides poreux a base de carbure refractaire a l'aide de composes organiques et de metal ou metallouide.

Also Published As

Publication number Publication date
CA2050712C (fr) 1996-06-11
ES2071960T3 (es) 1995-07-01
EP0474570B1 (fr) 1995-05-10
DE69109587D1 (de) 1995-06-14
FR2666520B1 (fr) 1993-12-31
FI914204A0 (fi) 1991-09-05
KR920006030A (ko) 1992-04-27
FI103954B1 (fi) 1999-10-29
NO913452D0 (no) 1991-09-03
NO180328C (no) 1997-04-02
DE69109587T2 (de) 1995-09-07
KR950003416B1 (ko) 1995-04-12
FR2666520A1 (fr) 1992-03-13
EP0474570A1 (fr) 1992-03-11
DK0474570T3 (da) 1995-07-10
US5139987A (en) 1992-08-18
MX9100945A (es) 1992-05-04
FI914204A (fi) 1992-03-07
FI103954B (fi) 1999-10-29
NO913452L (no) 1992-03-09
BR9103798A (pt) 1992-05-19
AU8367291A (en) 1992-03-12
NO180328B (no) 1996-12-23
CA2050712A1 (fr) 1992-03-07
AU635483B2 (en) 1993-03-18
JPH0829253B2 (ja) 1996-03-27
JPH04244234A (ja) 1992-09-01

Similar Documents

Publication Publication Date Title
ZA917053B (en) Process for activating the surface of carbides of heavy metals with a large specific surface area with a view to catalytic reactions
EP0412456A3 (en) A process for the catalytic decomposition of chlorofluoro-alkanes
DE3264271D1 (en) Catalytic hydroconversion process of heavy hydrocarbons in the presence of a dispersed catalyst and of carbonaceous particles
AU5220890A (en) Process for the preparation of surface impregnated dispersed cobalt metal catalysts
GB9117899D0 (en) Process for the activation of a catalyst
SG43331A1 (en) Surface impregnated catalyst process for the production thereof and use thereof for the preparation of vinyl acetate
GR3000515T3 (en) Process for the regeneration of a hydrocarbon hydroconversion catalyst
EP0739404A4 (en) CATALYTIC CRACKING PROCESS
EP0255752A3 (en) Granular fertilizer with a decomposable coating and process for producing the same
GB2224024B (en) Process for immobilizing and consolidating solid and liquid materials having a heavy metals content
EP0348575A3 (en) Catalyst carriers and a process for producing the same
GB9117948D0 (en) Process for the activation of a catalyst
AU5904590A (en) A process for the catalytic decomposition of chlorofluoro-alkanes
ZA902388B (en) Production of heavy metal carbides of high specific surface area
AR244576A1 (es) Un metodo para preparar un catalizador adecuado para la dimerizacion de diolefinas conjugadas.
DE3562188D1 (en) Process and device for drawing off catalytic particles from a reaction zone
GB9117898D0 (en) Process for the activation of a catalyst
EP0004408A3 (en) A process for preparing 1,7-octadiene and for activating a catalyst suitable for use in the process
GB8902875D0 (en) Improved means for securing a container to a support surface
EP0256479A3 (en) Process for the catalytic transhalogenation of a poly-iodo-benzene
NZ227067A (en) Heavy oil cracking process using hydrogen and hydrogen activating catalyst
GB9024564D0 (en) An improved process for carrying out a photocatalytic reaction
USD284069S (en) Cover plate for a chime or the like
ZA887772B (en) Process for the production of silicon carbide with a large specific surface area and use for high-temperature catalytic reactions
GB8921956D0 (en) A catalytic converter