FR2718727B1 - Carbure de tungstène non steochiométrique. - Google Patents

Carbure de tungstène non steochiométrique.

Info

Publication number
FR2718727B1
FR2718727B1 FR9404588A FR9404588A FR2718727B1 FR 2718727 B1 FR2718727 B1 FR 2718727B1 FR 9404588 A FR9404588 A FR 9404588A FR 9404588 A FR9404588 A FR 9404588A FR 2718727 B1 FR2718727 B1 FR 2718727B1
Authority
FR
France
Prior art keywords
steochiometric
tungsten carbide
carbide
tungsten
steochiometric tungsten
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 - Fee Related
Application number
FR9404588A
Other languages
English (en)
Other versions
FR2718727A1 (fr
Inventor
Evelyne Chassagneux
Maurice Charpenel
Roland Jacquot
Gerard Mignani
Marcel Vialon
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.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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 Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Priority to FR9404588A priority Critical patent/FR2718727B1/fr
Priority to EP95917401A priority patent/EP0756579A1/fr
Priority to JP7526773A priority patent/JPH09511980A/ja
Priority to PCT/FR1995/000492 priority patent/WO1995028352A1/fr
Priority to AU23482/95A priority patent/AU2348295A/en
Publication of FR2718727A1 publication Critical patent/FR2718727A1/fr
Application granted granted Critical
Publication of FR2718727B1 publication Critical patent/FR2718727B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Carbon And Carbon Compounds (AREA)
FR9404588A 1994-04-18 1994-04-18 Carbure de tungstène non steochiométrique. Expired - Fee Related FR2718727B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9404588A FR2718727B1 (fr) 1994-04-18 1994-04-18 Carbure de tungstène non steochiométrique.
EP95917401A EP0756579A1 (fr) 1994-04-18 1995-04-13 Carbure de tungstene non st chiometrique
JP7526773A JPH09511980A (ja) 1994-04-18 1995-04-13 非化学量論的タングステンカーバイド
PCT/FR1995/000492 WO1995028352A1 (fr) 1994-04-18 1995-04-13 Carbure de tungstene non st×chiometrique
AU23482/95A AU2348295A (en) 1994-04-18 1995-04-13 Non-stoichiometric tungsten carbide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9404588A FR2718727B1 (fr) 1994-04-18 1994-04-18 Carbure de tungstène non steochiométrique.

Publications (2)

Publication Number Publication Date
FR2718727A1 FR2718727A1 (fr) 1995-10-20
FR2718727B1 true FR2718727B1 (fr) 1996-07-12

Family

ID=9462204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9404588A Expired - Fee Related FR2718727B1 (fr) 1994-04-18 1994-04-18 Carbure de tungstène non steochiométrique.

Country Status (5)

Country Link
EP (1) EP0756579A1 (fr)
JP (1) JPH09511980A (fr)
AU (1) AU2348295A (fr)
FR (1) FR2718727B1 (fr)
WO (1) WO1995028352A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628160A1 (de) * 1996-07-12 1998-01-15 Studiengesellschaft Kohle Mbh Verfahren zur Herstellung von Übergangsmetallcarbiden sowie deren Verwendung als Katalysatoren
AT3064U1 (de) * 1998-12-28 1999-09-27 Plansee Tizit Gmbh Gaskarburierungsverfahren zur herstellung von reinem wc-pulver

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57191216A (en) * 1981-05-22 1982-11-25 Hitachi Metals Ltd Preparation of nonoxide powder
WO1988001603A1 (fr) * 1986-08-26 1988-03-10 Sri International Carbures a base de metaux de transition et procede de production

Also Published As

Publication number Publication date
FR2718727A1 (fr) 1995-10-20
JPH09511980A (ja) 1997-12-02
AU2348295A (en) 1995-11-10
EP0756579A1 (fr) 1997-02-05
WO1995028352A1 (fr) 1995-10-26

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Legal Events

Date Code Title Description
ST Notification of lapse