NO954159L - Treated carbon or carbon based cathodic components for aluminum production cells - Google Patents

Treated carbon or carbon based cathodic components for aluminum production cells

Info

Publication number
NO954159L
NO954159L NO954159A NO954159A NO954159L NO 954159 L NO954159 L NO 954159L NO 954159 A NO954159 A NO 954159A NO 954159 A NO954159 A NO 954159A NO 954159 L NO954159 L NO 954159L
Authority
NO
Norway
Prior art keywords
carbon
oxide
aluminum production
alumina
production cells
Prior art date
Application number
NO954159A
Other languages
Norwegian (no)
Other versions
NO954159D0 (en
Inventor
Jainagesh A Sekhar
Original Assignee
Moltech Invent 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 Moltech Invent Sa filed Critical Moltech Invent Sa
Publication of NO954159D0 publication Critical patent/NO954159D0/en
Publication of NO954159L publication Critical patent/NO954159L/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
    • C04B41/5027—Oxide ceramics in general; Specific oxide ceramics not covered by C04B41/5029 - C04B41/5051
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation

Abstract

Karbon- eller karbonbaserte katoder og cellebunner for elektrolyseceller for produksjon av aluminium spesielt ved elektrolyse av alumina i en smeltet halogenidelektrolytt så som kryolitt behandles for bedre å motstå innskyting av natrium under cellearbeidsbetingelsene ved impregnering og/eller belegning med kolloidalt alumina, ceriumoksid, ceriumacetat, silika, alumina, litiumoksid, yttriumoksid, thoriumoksid, zirkoniumdioksid, magnesiumoksid eller monoaluminiumfosfat, etterfulgt av tørking og varmebehandling.Carbon or carbon based cathodes and cell trays for electrolysis cells for aluminum production especially by electrolysis of alumina in a molten halide electrolyte such as cryolite to better withstand the insertion of sodium under cell working conditions by impregnation and / or coating with colloidal alumina, cerium oxide, cerium oxide, cerium oxide, , alumina, lithium oxide, yttrium oxide, thorium oxide, zirconia, magnesium oxide or monoaluminum phosphate, followed by drying and heat treatment.

NO954159A 1993-04-19 1995-10-18 Treated carbon or carbon based cathodic components for aluminum production cells NO954159L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9303683 1993-04-19
PCT/US1993/011380 WO1994024337A1 (en) 1993-04-19 1993-11-23 Treated carbon or carbon-based cathodic components of aluminium production cells

Publications (2)

Publication Number Publication Date
NO954159D0 NO954159D0 (en) 1995-10-18
NO954159L true NO954159L (en) 1995-10-18

Family

ID=22236520

Family Applications (1)

Application Number Title Priority Date Filing Date
NO954159A NO954159L (en) 1993-04-19 1995-10-18 Treated carbon or carbon based cathodic components for aluminum production cells

Country Status (7)

Country Link
EP (1) EP0786020A1 (en)
AU (1) AU674718B2 (en)
CA (1) CA2160468C (en)
NO (1) NO954159L (en)
PL (1) PL311207A1 (en)
SK (1) SK128095A3 (en)
WO (1) WO1994024337A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5413689A (en) * 1992-06-12 1995-05-09 Moltech Invent S.A. Carbon containing body or mass useful as cell component
US5679224A (en) * 1993-11-23 1997-10-21 Moltech Invent S.A. Treated carbon or carbon-based cathodic components of aluminum production cells
US5560809A (en) * 1995-05-26 1996-10-01 Saint-Gobain/Norton Industrial Ceramics Corporation Improved lining for aluminum production furnace
AU5085698A (en) * 1996-10-18 1998-05-15 Moltech Invent S.A. The start-up of aluminium electrowinning cells

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3457158A (en) * 1964-10-02 1969-07-22 Reynolds Metals Co Cell lining system
US3558450A (en) * 1968-06-24 1971-01-26 Phillips Petroleum Co Process for electrochemical conversion
US4292345A (en) * 1980-02-04 1981-09-29 Kolesnik Mikhail I Method of protecting carbon-containing component parts of metallurgical units from oxidation
AU543106B2 (en) * 1980-05-23 1985-04-04 Swiss Aluminium Ltd. Cathod for aluminium production
US4439382A (en) * 1981-07-27 1984-03-27 Great Lakes Carbon Corporation Titanium diboride-graphite composites
US4466996A (en) * 1982-07-22 1984-08-21 Martin Marietta Corporation Aluminum cell cathode coating method
US4599320A (en) * 1982-12-30 1986-07-08 Alcan International Limited Refractory lining material for electrolytic reduction cell for aluminum production and method of making the same
US4600481A (en) * 1982-12-30 1986-07-15 Eltech Systems Corporation Aluminum production cell components
FR2547598A1 (en) * 1983-06-20 1984-12-21 Solvay METHOD FOR MANUFACTURING ELECTRODE FOR ELECTROCHEMICAL METHODS AND CATHODE FOR THE ELECTROLYTIC PRODUCTION OF HYDROGEN
DE3667305D1 (en) * 1985-05-17 1990-01-11 Moltech Invent Sa MOLDABLE ANODE FOR MELTFLOW ELECTROLYSIS AND ELECTROLYSIS METHODS.
US4726995A (en) * 1985-11-13 1988-02-23 Union Carbide Corporation Oxidation retarded graphite or carbon electrode and method for producing the electrode
US4921731A (en) * 1986-02-25 1990-05-01 University Of Florida Deposition of ceramic coatings using sol-gel processing with application of a thermal gradient
US5203971A (en) * 1987-09-16 1993-04-20 Moltech Invent S.A. Composite cell bottom for aluminum electrowinning
WO1989002489A1 (en) * 1987-09-16 1989-03-23 Eltech Systems Corporation Cathode current collector for aluminum production cells
US4944991A (en) * 1988-07-08 1990-07-31 Electric Power Research Institute Formation of alumina impregnated carbon fiber mats
US4935265A (en) * 1988-12-19 1990-06-19 United Technologies Corporation Method for coating fibers with an amorphous hydrated metal oxide
US5071674A (en) * 1989-11-30 1991-12-10 The University Of Florida Method for producing large silica sol-gels doped with inorganic and organic compounds
JPH0637283B2 (en) * 1989-12-20 1994-05-18 セントラル硝子株式会社 Method for forming oxide thin film
US5310476A (en) * 1992-04-01 1994-05-10 Moltech Invent S.A. Application of refractory protective coatings, particularly on the surface of electrolytic cell components
EP0633870B1 (en) * 1992-04-01 1999-11-24 MOLTECH Invent S.A. Prevention of oxidation of carbonaceous and other materials at high temperatures

Also Published As

Publication number Publication date
SK128095A3 (en) 1996-03-06
NO954159D0 (en) 1995-10-18
EP0786020A1 (en) 1997-07-30
EP0786020A4 (en) 1997-07-30
AU674718B2 (en) 1997-01-09
AU5617294A (en) 1994-11-08
WO1994024337A1 (en) 1994-10-27
PL311207A1 (en) 1996-02-05
CA2160468A1 (en) 1994-10-27
CA2160468C (en) 2001-10-02

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application