CA2160468C - Treated carbon or carbon-based cathodic components of aluminium production cells - Google Patents

Treated carbon or carbon-based cathodic components of aluminium production cells Download PDF

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Publication number
CA2160468C
CA2160468C CA002160468A CA2160468A CA2160468C CA 2160468 C CA2160468 C CA 2160468C CA 002160468 A CA002160468 A CA 002160468A CA 2160468 A CA2160468 A CA 2160468A CA 2160468 C CA2160468 C CA 2160468C
Authority
CA
Canada
Prior art keywords
component
carbon
colloid
impregnated
dried
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
CA002160468A
Other languages
English (en)
French (fr)
Other versions
CA2160468A1 (en
Inventor
Jainagesh A. Sekhar
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.)
Moltech Invent SA
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 CA2160468A1 publication Critical patent/CA2160468A1/en
Application granted granted Critical
Publication of CA2160468C publication Critical patent/CA2160468C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Catalysts (AREA)
CA002160468A 1993-04-19 1993-11-23 Treated carbon or carbon-based cathodic components of aluminium production cells Expired - Fee Related CA2160468C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
USPCT/US93/03683 1993-04-19
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
CA2160468A1 CA2160468A1 (en) 1994-10-27
CA2160468C true CA2160468C (en) 2001-10-02

Family

ID=22236520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002160468A Expired - Fee Related CA2160468C (en) 1993-04-19 1993-11-23 Treated carbon or carbon-based cathodic components of aluminium production cells

Country Status (7)

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

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
ES2258789T3 (es) * 1996-10-18 2006-09-01 Moltech Invent S.A. Puesta en marcha de celdas para la fabricacion electrolitica de aluminio.

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 (fr) * 1983-06-20 1984-12-21 Solvay Procede de fabrication d'une electrode pour procedes electrochimiques et cathode pour la production electrolytique d'hydrogene
EP0203884B1 (en) * 1985-05-17 1989-12-06 MOLTECH Invent S.A. Dimensionally stable anode for molten salt electrowinning and method of electrolysis
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
WO1989002489A1 (en) * 1987-09-16 1989-03-23 Eltech Systems Corporation Cathode current collector for aluminum production cells
US5203971A (en) * 1987-09-16 1993-04-20 Moltech Invent S.A. Composite cell bottom for aluminum electrowinning
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 (ja) * 1989-12-20 1994-05-18 セントラル硝子株式会社 酸化物薄膜の成膜方法
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
NO954159D0 (no) 1995-10-18
AU5617294A (en) 1994-11-08
CA2160468A1 (en) 1994-10-27
WO1994024337A1 (en) 1994-10-27
EP0786020A1 (en) 1997-07-30
PL311207A1 (en) 1996-02-05
EP0786020A4 (no) 1997-07-30
SK128095A3 (en) 1996-03-06
AU674718B2 (en) 1997-01-09
NO954159L (no) 1995-10-18

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