FR2532194A1 - Creuset pour traiter par un flux gazeux un materiau fondu - Google Patents

Creuset pour traiter par un flux gazeux un materiau fondu Download PDF

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Publication number
FR2532194A1
FR2532194A1 FR8214852A FR8214852A FR2532194A1 FR 2532194 A1 FR2532194 A1 FR 2532194A1 FR 8214852 A FR8214852 A FR 8214852A FR 8214852 A FR8214852 A FR 8214852A FR 2532194 A1 FR2532194 A1 FR 2532194A1
Authority
FR
France
Prior art keywords
blades
crucible
grooves
gas flow
block
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.)
Granted
Application number
FR8214852A
Other languages
English (en)
French (fr)
Other versions
FR2532194B1 (OSRAM
Inventor
Jean-Pierre Chardon
Rene Vergnaud
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite 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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Priority to FR8214852A priority Critical patent/FR2532194A1/fr
Publication of FR2532194A1 publication Critical patent/FR2532194A1/fr
Application granted granted Critical
Publication of FR2532194B1 publication Critical patent/FR2532194B1/fr
Granted legal-status Critical Current

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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
    • C22B58/00—Obtaining gallium or indium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/04—Crucibles
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR8214852A 1982-08-31 1982-08-31 Creuset pour traiter par un flux gazeux un materiau fondu Granted FR2532194A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8214852A FR2532194A1 (fr) 1982-08-31 1982-08-31 Creuset pour traiter par un flux gazeux un materiau fondu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8214852A FR2532194A1 (fr) 1982-08-31 1982-08-31 Creuset pour traiter par un flux gazeux un materiau fondu

Publications (2)

Publication Number Publication Date
FR2532194A1 true FR2532194A1 (fr) 1984-03-02
FR2532194B1 FR2532194B1 (OSRAM) 1985-02-01

Family

ID=9277137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8214852A Granted FR2532194A1 (fr) 1982-08-31 1982-08-31 Creuset pour traiter par un flux gazeux un materiau fondu

Country Status (1)

Country Link
FR (1) FR2532194A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5032366A (en) * 1990-04-30 1991-07-16 Union Carbide Coatings Service Technology Corporation Boron nitride boat and process for producing it
US5182149A (en) * 1990-04-30 1993-01-26 Praxair S.T. Technology, Inc. Boron nitride boat and process for producing it

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1769841A (en) * 1929-06-08 1930-07-01 Gen Electric Silica crucible
EP0021861A1 (fr) * 1979-04-25 1981-01-07 INSTITUT DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID) France Pièce réfractaire perméable aux gaz et son procédé de fabrication

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1769841A (en) * 1929-06-08 1930-07-01 Gen Electric Silica crucible
EP0021861A1 (fr) * 1979-04-25 1981-01-07 INSTITUT DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID) France Pièce réfractaire perméable aux gaz et son procédé de fabrication

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
REVUE DE PHYSIQUE APPLIQUEE, volume 5, no. 6, décembre 1970, PARIS (FR) O. BETHOUX et al "Four de laboratoire pour fusion de métaux et alliages propres", pages 865-867 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5032366A (en) * 1990-04-30 1991-07-16 Union Carbide Coatings Service Technology Corporation Boron nitride boat and process for producing it
US5182149A (en) * 1990-04-30 1993-01-26 Praxair S.T. Technology, Inc. Boron nitride boat and process for producing it

Also Published As

Publication number Publication date
FR2532194B1 (OSRAM) 1985-02-01

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