WO2012107397A3 - Hartstoff enthaltender oberflächenprofilierter kathodenblock - Google Patents

Hartstoff enthaltender oberflächenprofilierter kathodenblock Download PDF

Info

Publication number
WO2012107397A3
WO2012107397A3 PCT/EP2012/051954 EP2012051954W WO2012107397A3 WO 2012107397 A3 WO2012107397 A3 WO 2012107397A3 EP 2012051954 W EP2012051954 W EP 2012051954W WO 2012107397 A3 WO2012107397 A3 WO 2012107397A3
Authority
WO
WIPO (PCT)
Prior art keywords
hard material
cathode block
block containing
containing hard
cover layer
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.)
Ceased
Application number
PCT/EP2012/051954
Other languages
English (en)
French (fr)
Other versions
WO2012107397A2 (de
Inventor
Frank Hiltmann
Martin Kucher
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.)
SGL Carbon SE
Original Assignee
SGL Carbon SE
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 SGL Carbon SE filed Critical SGL Carbon SE
Priority to EP12702276.2A priority Critical patent/EP2673398A2/de
Priority to CN2012800086232A priority patent/CN103429791A/zh
Priority to CA2826860A priority patent/CA2826860A1/en
Priority to RU2013141551/02A priority patent/RU2013141551A/ru
Publication of WO2012107397A2 publication Critical patent/WO2012107397A2/de
Publication of WO2012107397A3 publication Critical patent/WO2012107397A3/de
Anticipated expiration legal-status Critical
Ceased 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

Ein Kathodenblock für eine Aluminium-Elektrolysezelle weist eine Grundschicht und eine darauf angeordnete Deckschicht auf, wobei die Grundschicht Graphit enthält, die Deckschicht eine zumindest bereichsweise profilierte Oberfläche aufweist und die Deckschicht aus einem 15 bis weniger als 50 Gew.-% Hartstoff mit einem Schmelzpunkt von wenigstens 1.000 °C enthaltenden Kohlenstoffverbundwerkstoff zusammengesetzt ist.
PCT/EP2012/051954 2011-02-11 2012-02-06 Hartstoff enthaltender oberflächenprofilierter kathodenblock Ceased WO2012107397A2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP12702276.2A EP2673398A2 (de) 2011-02-11 2012-02-06 Hartstoff enthaltender oberflächenprofilierter kathodenblock
CN2012800086232A CN103429791A (zh) 2011-02-11 2012-02-06 含有硬质材料的表面异形阴极块
CA2826860A CA2826860A1 (en) 2011-02-11 2012-02-06 Surface-profiled cathode block containing hard material
RU2013141551/02A RU2013141551A (ru) 2011-02-11 2012-02-06 Твердый материал, содержащий катодный блок

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011004001A DE102011004001A1 (de) 2011-02-11 2011-02-11 Hartstoff enthaltender oberflächenprofilierter Kathodenblock
DE102011004001.3 2011-02-11

Publications (2)

Publication Number Publication Date
WO2012107397A2 WO2012107397A2 (de) 2012-08-16
WO2012107397A3 true WO2012107397A3 (de) 2012-10-04

Family

ID=45562341

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/051954 Ceased WO2012107397A2 (de) 2011-02-11 2012-02-06 Hartstoff enthaltender oberflächenprofilierter kathodenblock

Country Status (6)

Country Link
EP (1) EP2673398A2 (de)
CN (1) CN103429791A (de)
CA (1) CA2826860A1 (de)
DE (1) DE102011004001A1 (de)
RU (1) RU2013141551A (de)
WO (1) WO2012107397A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107429414A (zh) * 2015-04-23 2017-12-01 俄铝工程技术中心有限责任公司 铝电解槽电极(变体)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308114A (en) * 1980-07-21 1981-12-29 Aluminum Company Of America Electrolytic production of aluminum using a composite cathode
US4333813A (en) * 1980-03-03 1982-06-08 Reynolds Metals Company Cathodes for alumina reduction cells
US4481052A (en) * 1983-01-28 1984-11-06 Martin Marietta Corporation Method of making refractory hard metal containing tiles for aluminum cell cathodes
US4544469A (en) * 1982-07-22 1985-10-01 Commonwealth Aluminum Corporation Aluminum cell having aluminum wettable cathode surface
US4544457A (en) * 1982-05-10 1985-10-01 Eltech Systems Corporation Dimensionally stable drained aluminum electrowinning cathode method and apparatus
US5888360A (en) * 1994-09-08 1999-03-30 Moltech Invent S.A. Cell for aluminium electrowinning
WO2011057483A1 (zh) * 2009-11-12 2011-05-19 沈阳北冶冶金科技有限公司 一种降低电解槽中铝液流速、减缓阴极磨损的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466995A (en) * 1982-07-22 1984-08-21 Martin Marietta Corporation Control of ledge formation in aluminum cell operation
DE19714433C2 (de) 1997-04-08 2002-08-01 Celanese Ventures Gmbh Verfahren zur Herstellung einer Beschichtung mit einem Titanborid-gehald von mindestens 80 Gew.-%
CN1091471C (zh) * 2000-05-08 2002-09-25 新化县碳素厂 硼化钛─碳复合层阴极碳块及其制备方法
CN1245537C (zh) * 2003-04-15 2006-03-15 中南大学 一种常温固化铝电解用硼化钛阴极涂层
CN100366800C (zh) * 2004-12-28 2008-02-06 中国铝业股份有限公司 一种TiB2复合层阴极炭块制备方法
CN100491600C (zh) * 2006-10-18 2009-05-27 中国铝业股份有限公司 一种可湿润阴极炭块的制备方法
CN100478500C (zh) 2007-03-02 2009-04-15 冯乃祥 一种异形阴极碳块结构铝电解槽
CN101165217A (zh) * 2007-08-08 2008-04-23 中国铝业股份有限公司 一种基体为高石墨质的可湿润阴极炭块及其生产方法
CN101844926B (zh) * 2010-03-24 2012-11-07 中南大学 二硼化钛粉末造粒方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333813A (en) * 1980-03-03 1982-06-08 Reynolds Metals Company Cathodes for alumina reduction cells
US4308114A (en) * 1980-07-21 1981-12-29 Aluminum Company Of America Electrolytic production of aluminum using a composite cathode
US4544457A (en) * 1982-05-10 1985-10-01 Eltech Systems Corporation Dimensionally stable drained aluminum electrowinning cathode method and apparatus
US4544469A (en) * 1982-07-22 1985-10-01 Commonwealth Aluminum Corporation Aluminum cell having aluminum wettable cathode surface
US4481052A (en) * 1983-01-28 1984-11-06 Martin Marietta Corporation Method of making refractory hard metal containing tiles for aluminum cell cathodes
US5888360A (en) * 1994-09-08 1999-03-30 Moltech Invent S.A. Cell for aluminium electrowinning
WO2011057483A1 (zh) * 2009-11-12 2011-05-19 沈阳北冶冶金科技有限公司 一种降低电解槽中铝液流速、减缓阴极磨损的方法

Also Published As

Publication number Publication date
CN103429791A (zh) 2013-12-04
DE102011004001A1 (de) 2012-08-16
EP2673398A2 (de) 2013-12-18
CA2826860A1 (en) 2012-08-16
WO2012107397A2 (de) 2012-08-16
RU2013141551A (ru) 2015-03-20

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