DE69330618D1 - Drainierte Kathode für Zellen zur Herstellung von Aluminium - Google Patents

Drainierte Kathode für Zellen zur Herstellung von Aluminium

Info

Publication number
DE69330618D1
DE69330618D1 DE69330618T DE69330618T DE69330618D1 DE 69330618 D1 DE69330618 D1 DE 69330618D1 DE 69330618 T DE69330618 T DE 69330618T DE 69330618 T DE69330618 T DE 69330618T DE 69330618 D1 DE69330618 D1 DE 69330618D1
Authority
DE
Germany
Prior art keywords
cells
aluminum
production
drained cathode
drained
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
DE69330618T
Other languages
English (en)
Other versions
DE69330618T2 (de
Inventor
Nora Vittorio De
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25408859&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69330618(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Moltech Invent SA filed Critical Moltech Invent SA
Publication of DE69330618D1 publication Critical patent/DE69330618D1/de
Application granted granted Critical
Publication of DE69330618T2 publication Critical patent/DE69330618T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C04B41/45—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
    • 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
    • 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
    • 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
    • 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
    • C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
    • 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
    • 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
    • C25C3/085—Cell construction, e.g. bottoms, walls, cathodes characterised by its non electrically conducting heat insulating parts
    • 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
    • C25C3/12—Anodes
    • C25C3/125—Anodes based on carbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Fuel Cell (AREA)
  • Inert Electrodes (AREA)
  • Laminated Bodies (AREA)
DE69330618T 1992-06-12 1993-05-28 Drainierte Kathode für Zellen zur Herstellung von Aluminium Expired - Fee Related DE69330618T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/898,052 US5364513A (en) 1992-06-12 1992-06-12 Electrochemical cell component or other material having oxidation preventive coating

Publications (2)

Publication Number Publication Date
DE69330618D1 true DE69330618D1 (de) 2001-09-20
DE69330618T2 DE69330618T2 (de) 2002-07-04

Family

ID=25408859

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69330618T Expired - Fee Related DE69330618T2 (de) 1992-06-12 1993-05-28 Drainierte Kathode für Zellen zur Herstellung von Aluminium
DE69325815T Expired - Fee Related DE69325815T2 (de) 1992-06-12 1993-05-28 Aufbringen von feuerfesten boriden zum schutz von kohlenstoffhaltigen komponenten für aluminiumherstellungszellen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69325815T Expired - Fee Related DE69325815T2 (de) 1992-06-12 1993-05-28 Aufbringen von feuerfesten boriden zum schutz von kohlenstoffhaltigen komponenten für aluminiumherstellungszellen

Country Status (9)

Country Link
US (2) US5364513A (de)
EP (2) EP0663022B1 (de)
AU (1) AU664475B2 (de)
BR (1) BR9306538A (de)
CA (1) CA2137816C (de)
DE (2) DE69330618T2 (de)
ES (1) ES2136125T3 (de)
HU (1) HU218031B (de)
RU (1) RU2135643C1 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
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IS3943A (is) * 1991-11-07 1993-05-08 Comalco Aluminium Limited Forskautsker þar sem fram fer stöðug forbrennsla eða -herðing
US5651874A (en) 1993-05-28 1997-07-29 Moltech Invent S.A. Method for production of aluminum utilizing protected carbon-containing components
US6001236A (en) 1992-04-01 1999-12-14 Moltech Invent S.A. Application of refractory borides to protect carbon-containing components of aluminium production cells
WO1993020026A1 (en) * 1992-04-01 1993-10-14 Moltech Invent Sa Prevention of oxidation of carbonaceous and other materials at high temperatures
US5534119A (en) * 1992-06-12 1996-07-09 Sekhar; Jainagesh A. Method of reducing erosion of carbon-containing components of aluminum production cells
US5413689A (en) * 1992-06-12 1995-05-09 Moltech Invent S.A. Carbon containing body or mass useful as cell component
US5590383A (en) * 1993-03-12 1996-12-31 Micropyretics Heaters International, Inc. Porous membranes and methods for making
PL311202A1 (en) * 1993-04-19 1996-02-05 Moltech Invent Sa Method of conditioning components of chambers used in aluminium production processes
US5486278A (en) * 1993-06-02 1996-01-23 Moltech Invent S.A. Treating prebaked carbon components for aluminum production, the treated components thereof, and the components use in an electrolytic cell
US5679224A (en) * 1993-11-23 1997-10-21 Moltech Invent S.A. Treated carbon or carbon-based cathodic components of aluminum production cells
EP0699728B1 (de) * 1994-03-03 2000-01-19 Osaka Gas Co., Ltd. Bindemittelzusammensetzung fuer reibmaterialien und reibmaterial
US5534130A (en) * 1994-06-07 1996-07-09 Moltech Invent S.A. Application of phosphates of aluminum to carbonaceous components of aluminum production cells
JP3399650B2 (ja) * 1994-08-11 2003-04-21 邦雄 平石 耐熱・耐酸化被覆材の被覆処理方法
EP1146146B1 (de) 1994-09-08 2003-10-29 MOLTECH Invent S.A. Mit versenkten Nuten drainierte horizontale Kathodenoberfläche für die Aluminium Elektrogewinnung
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CN104511593A (zh) * 2013-09-30 2015-04-15 林州市林丰铝电有限责任公司 一种面壳块回收利用方法
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Also Published As

Publication number Publication date
RU94046228A (ru) 1996-12-27
EP0892085A3 (de) 1999-07-21
HU218031B (hu) 2000-05-28
HUT72817A (en) 1996-05-28
EP0892085A2 (de) 1999-01-20
ES2136125T3 (es) 1999-11-16
CA2137816A1 (en) 1993-12-23
DE69330618T2 (de) 2002-07-04
AU664475B2 (en) 1995-11-16
US6455107B1 (en) 2002-09-24
US5364513A (en) 1994-11-15
EP0892085B1 (de) 2001-08-16
BR9306538A (pt) 1998-09-15
EP0663022B1 (de) 1999-07-28
AU4525393A (en) 1994-01-04
DE69325815T2 (de) 2000-02-17
EP0663022A1 (de) 1995-07-19
CA2137816C (en) 1999-07-06
RU2135643C1 (ru) 1999-08-27
EP0663022A4 (de) 1996-12-27
DE69325815D1 (de) 1999-09-02

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