GB926295A - Improvements relating to electrode paste for soederberg electrodes and its manufacture - Google Patents

Improvements relating to electrode paste for soederberg electrodes and its manufacture

Info

Publication number
GB926295A
GB926295A GB40042/59A GB4004259A GB926295A GB 926295 A GB926295 A GB 926295A GB 40042/59 A GB40042/59 A GB 40042/59A GB 4004259 A GB4004259 A GB 4004259A GB 926295 A GB926295 A GB 926295A
Authority
GB
United Kingdom
Prior art keywords
electrode paste
manufacture
improvements relating
soederberg electrodes
soederberg
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
GB40042/59A
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.)
Elektrokemisk AS
Original Assignee
Elektrokemisk AS
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 Elektrokemisk AS filed Critical Elektrokemisk AS
Publication of GB926295A publication Critical patent/GB926295A/en
Expired legal-status Critical Current

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
    • C25C3/12—Anodes
    • C25C3/125—Anodes based on carbon
    • 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
    • C04B35/52—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 carbon, e.g. graphite
    • C04B35/528—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 carbon, e.g. graphite obtained from carbonaceous particles with or without other non-organic components
    • C04B35/532—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 carbon, e.g. graphite obtained from carbonaceous particles with or without other non-organic components containing a carbonisable binder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/06—Electrodes
    • H05B7/08—Electrodes non-consumable
    • H05B7/085—Electrodes non-consumable mainly consisting of carbon
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/06—Electrodes
    • H05B7/08—Electrodes non-consumable
    • H05B7/085—Electrodes non-consumable mainly consisting of carbon
    • H05B7/09—Self-baking electrodes, e.g. Söderberg type electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Ceramic Products (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Discharge Heating (AREA)

Abstract

A Soderberg electrode paste comprises a carbonizable binder and crushed coke which is 5-60% graphitized. Only the coarser grained portion of the coke may be graphitized. The solid components of the paste in pulverized form may have an electrical resistance of less than 250 ohm mm2/m.
GB40042/59A 1958-11-26 1959-11-25 Improvements relating to electrode paste for soederberg electrodes and its manufacture Expired GB926295A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO3065094X 1958-11-26
NO12999458 1958-11-26

Publications (1)

Publication Number Publication Date
GB926295A true GB926295A (en) 1963-05-15

Family

ID=26649125

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40042/59A Expired GB926295A (en) 1958-11-26 1959-11-25 Improvements relating to electrode paste for soederberg electrodes and its manufacture

Country Status (2)

Country Link
US (1) US3065094A (en)
GB (1) GB926295A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0367372A1 (en) * 1988-10-03 1990-05-09 Borden, Inc. Manufacture of a soderberg electrode incorporating a high carbon-contributing phenolic sacrificial binder

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS589992A (en) * 1981-07-09 1983-01-20 Mitsubishi Keikinzoku Kogyo Kk Anode paste for electrolytic furnace for aluminum
US4959139A (en) * 1989-01-09 1990-09-25 Conoco Inc. Binder pitch and method of preparation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2527596A (en) * 1948-08-31 1950-10-31 Great Lakes Carbon Corp Carbon body and method of making
US2563285A (en) * 1948-09-09 1951-08-07 Great Lakes Carbon Corp Manufacture of carbon electrodes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0367372A1 (en) * 1988-10-03 1990-05-09 Borden, Inc. Manufacture of a soderberg electrode incorporating a high carbon-contributing phenolic sacrificial binder

Also Published As

Publication number Publication date
US3065094A (en) 1962-11-20

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