ES524394A0 - IMPROVEMENTS IN A CELL FOR THE ELECTROLYTIC REDUCTION OF ALUMINA TO ALUMINUM - Google Patents

IMPROVEMENTS IN A CELL FOR THE ELECTROLYTIC REDUCTION OF ALUMINA TO ALUMINUM

Info

Publication number
ES524394A0
ES524394A0 ES524394A ES524394A ES524394A0 ES 524394 A0 ES524394 A0 ES 524394A0 ES 524394 A ES524394 A ES 524394A ES 524394 A ES524394 A ES 524394A ES 524394 A0 ES524394 A0 ES 524394A0
Authority
ES
Spain
Prior art keywords
alumina
aluminum
cell
electrolytic reduction
electrolytic
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
ES524394A
Other languages
Spanish (es)
Other versions
ES8504970A1 (en
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.)
Martin Marietta Corp
Original Assignee
Martin Marietta 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 US06/400,773 external-priority patent/US4466996A/en
Priority claimed from US06/400,762 external-priority patent/US4544469A/en
Priority claimed from US06/400,772 external-priority patent/US4526911A/en
Application filed by Martin Marietta Corp filed Critical Martin Marietta Corp
Publication of ES8504970A1 publication Critical patent/ES8504970A1/en
Publication of ES524394A0 publication Critical patent/ES524394A0/en
Granted 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
    • C04B35/622—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
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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)
ES524394A 1982-07-22 1983-07-22 IMPROVEMENTS IN A CELL FOR THE ELECTROLYTIC REDUCTION OF ALUMINA TO ALUMINUM Granted ES524394A0 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
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
US06/400,772 US4526911A (en) 1982-07-22 1982-07-22 Aluminum cell cathode coating composition

Publications (2)

Publication Number Publication Date
ES8504970A1 ES8504970A1 (en) 1985-04-16
ES524394A0 true ES524394A0 (en) 1985-04-16

Family

ID=27410420

Family Applications (2)

Application Number Title Priority Date Filing Date
ES524394A Granted ES524394A0 (en) 1982-07-22 1983-07-22 IMPROVEMENTS IN A CELL FOR THE ELECTROLYTIC REDUCTION OF ALUMINA TO ALUMINUM
ES539499A Granted ES539499A0 (en) 1982-07-22 1985-01-11 PROCEDURE FOR THE PRODUCTION OF AN ALUMINUM HUMECTABLE CATHODIC SURFACE FOR AN ALUMINUM REDUCTION CELL

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES539499A Granted ES539499A0 (en) 1982-07-22 1985-01-11 PROCEDURE FOR THE PRODUCTION OF AN ALUMINUM HUMECTABLE CATHODIC SURFACE FOR AN ALUMINUM REDUCTION CELL

Country Status (8)

Country Link
JP (1) JPS59501671A (en)
AU (1) AU571186B2 (en)
CA (1) CA1256232A (en)
ES (2) ES524394A0 (en)
MX (1) MX159936A (en)
NZ (1) NZ204983A (en)
SU (1) SU1554769A3 (en)
WO (1) WO1984000566A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2824084A (en) * 1984-02-03 1985-08-27 Commonwealth Aluminium Corporation Refractory hard metal containing plates for aluminium cell cathodes
US4582553A (en) * 1984-02-03 1986-04-15 Commonwealth Aluminum Corporation Process for manufacture of refractory hard metal containing plates for aluminum cell cathodes
US5019426A (en) * 1987-06-16 1991-05-28 Union Carbide Corporation Topical treatment for sealing carbon and graphite surfaces
DE3885943D1 (en) * 1987-06-16 1994-01-13 Ucar Carbon Tech Process for sealing carbon and graphite surfaces.
US5002981A (en) * 1988-12-07 1991-03-26 Ucar Carbon Technology Corporation High strength carbonaceous cement
JP5554117B2 (en) * 2010-03-30 2014-07-23 日本電極株式会社 Cathode carbon block for aluminum refining and method for producing the same
CN114457383B (en) * 2022-02-28 2023-05-23 山西亮宇炭素有限公司 Cathode tamping paste for environment-friendly aluminum electrolysis cell
CN115961310B (en) * 2023-01-31 2023-12-12 中铝郑州有色金属研究院有限公司 Titanium diboride wettable cathode

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251962B (en) * 1963-11-21 1967-10-12 The British Aluminium Company Limited, London Cathode for an electrolytic cell for the production of aluminum and process for the production of the same
US3441529A (en) * 1966-11-16 1969-04-29 Union Carbide Corp Carbonaceous cement
US3661736A (en) * 1969-05-07 1972-05-09 Olin Mathieson Refractory hard metal composite cathode aluminum reduction cell
US4042656A (en) * 1975-04-21 1977-08-16 Vladimir Petrovich Chviruk Graphite-base filling material for the decomposition of alkali metal amalgams and method of producing same
US4179345A (en) * 1979-02-26 1979-12-18 Aluminum Company Of America Controlled wettability graphite electrodes for selective use in electrolysis cells
US4308114A (en) * 1980-07-21 1981-12-29 Aluminum Company Of America Electrolytic production of aluminum using a composite cathode
US4308115A (en) * 1980-08-15 1981-12-29 Aluminum Company Of America Method of producing aluminum using graphite cathode coated with refractory hard metal
US4376029A (en) * 1980-09-11 1983-03-08 Great Lakes Carbon Corporation Titanium diboride-graphite composits

Also Published As

Publication number Publication date
NZ204983A (en) 1986-08-08
CA1256232A (en) 1989-06-20
ES8602156A1 (en) 1985-11-16
JPS59501671A (en) 1984-10-04
ES8504970A1 (en) 1985-04-16
WO1984000566A1 (en) 1984-02-16
AU1880883A (en) 1984-02-23
ES539499A0 (en) 1985-11-16
AU571186B2 (en) 1988-04-14
JPH039195B2 (en) 1991-02-07
SU1554769A3 (en) 1990-03-30
MX159936A (en) 1989-10-06

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401