DE3375030D1 - Improved cell for electrolytic production of aluminum - Google Patents

Improved cell for electrolytic production of aluminum

Info

Publication number
DE3375030D1
DE3375030D1 DE8383304263T DE3375030T DE3375030D1 DE 3375030 D1 DE3375030 D1 DE 3375030D1 DE 8383304263 T DE8383304263 T DE 8383304263T DE 3375030 T DE3375030 T DE 3375030T DE 3375030 D1 DE3375030 D1 DE 3375030D1
Authority
DE
Germany
Prior art keywords
aluminum
improved cell
electrolytic production
electrolytic
production
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
Application number
DE8383304263T
Other languages
English (en)
Inventor
Larry George Boxall
William Mark Buchta
Arthur Vicars Cooke
Dennis Charles Nagle
Douglas William Townsend
Wallace Gordon Montague
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.)
Rio Tinto Aluminium Ltd
Original Assignee
Commonwealth Aluminum Corp
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
Priority claimed from US06/400,772 external-priority patent/US4526911A/en
Priority claimed from US06/400,773 external-priority patent/US4466996A/en
Priority claimed from US06/400,762 external-priority patent/US4544469A/en
Application filed by Commonwealth Aluminum Corp filed Critical Commonwealth Aluminum Corp
Application granted granted Critical
Publication of DE3375030D1 publication Critical patent/DE3375030D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/5805—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on borides
    • C04B35/58064—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on borides based on refractory borides
    • C04B35/58071—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on borides based on refractory borides based on titanium borides
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • 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
    • C04B41/5053—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 non-oxide ceramics
    • 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
    • C04B41/5053—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 non-oxide ceramics
    • C04B41/5062—Borides, Nitrides or Silicides
    • C04B41/507—Borides
    • 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
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/85—Coating or impregnation with inorganic materials
    • C04B41/87—Ceramics
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Metals (AREA)
DE8383304263T 1982-07-22 1983-07-22 Improved cell for electrolytic production of aluminum Expired DE3375030D1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US40076482A 1982-07-22 1982-07-22
US06/400,772 US4526911A (en) 1982-07-22 1982-07-22 Aluminum cell cathode coating composition
US06/400,773 US4466996A (en) 1982-07-22 1982-07-22 Aluminum cell cathode coating method
US06/400,762 US4544469A (en) 1982-07-22 1982-07-22 Aluminum cell having aluminum wettable cathode surface

Publications (1)

Publication Number Publication Date
DE3375030D1 true DE3375030D1 (en) 1988-02-04

Family

ID=27503454

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383304263T Expired DE3375030D1 (en) 1982-07-22 1983-07-22 Improved cell for electrolytic production of aluminum

Country Status (2)

Country Link
EP (1) EP0102186B1 (de)
DE (1) DE3375030D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481052A (en) * 1983-01-28 1984-11-06 Martin Marietta Corporation Method of making refractory hard metal containing tiles for aluminum cell cathodes
EP0134705B1 (de) * 1983-08-16 1988-07-27 Alcan International Limited Verfahren zum Filtrieren von Metallschmelzen
DE69120081D1 (de) * 1990-08-20 1996-07-11 Comalco Alu Aluminium-schmelzzelle ohne wandschutz durch den festen elektrolyten
US5364513A (en) * 1992-06-12 1994-11-15 Moltech Invent S.A. Electrochemical cell component or other material having oxidation preventive coating
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
WO1993020026A1 (en) * 1992-04-01 1993-10-14 Moltech Invent Sa Prevention of oxidation of carbonaceous and other materials at high temperatures
US5753163A (en) 1995-08-28 1998-05-19 Moltech. Invent S.A. Production of bodies of refractory borides
US8142749B2 (en) 2008-11-17 2012-03-27 Kennametal Inc. Readily-densified titanium diboride and process for making same
CN101844926B (zh) * 2010-03-24 2012-11-07 中南大学 二硼化钛粉末造粒方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251962B (de) * 1963-11-21 1967-10-12 The British Aluminium Company Limited, London Kathode fur eine Elektrolysezelle zur Herstellung von Aluminium und Verfahren zur Herstellung derselben
US3661736A (en) * 1969-05-07 1972-05-09 Olin Mathieson Refractory hard metal composite cathode aluminum reduction cell
US4308114A (en) * 1980-07-21 1981-12-29 Aluminum Company Of America Electrolytic production of aluminum using a composite cathode
BR8207799A (pt) * 1981-07-27 1983-07-19 Martin Marietta Corp Revestimentos catodicos de material refratario duro e fibras de carbono para celulas de reducao de aluminio
US4526669A (en) * 1982-06-03 1985-07-02 Great Lakes Carbon Corporation Cathodic component for aluminum reduction cell

Also Published As

Publication number Publication date
EP0102186A2 (de) 1984-03-07
EP0102186B1 (de) 1987-12-23
EP0102186A3 (en) 1984-08-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: COMALCO ALUMINIUM LTD., MELBOURNE, VICTORIA, AU

8328 Change in the person/name/address of the agent

Free format text: PALGEN, P., DIPL.-PHYS. DR.RER.NAT., 4000 DUESSELDORF SCHUMACHER, H., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 4300 ESSEN

8339 Ceased/non-payment of the annual fee