DE69926809D1 - Salzschmelzbad-zirkulationsfluss für eine elektrolysezelle - Google Patents

Salzschmelzbad-zirkulationsfluss für eine elektrolysezelle

Info

Publication number
DE69926809D1
DE69926809D1 DE69926809T DE69926809T DE69926809D1 DE 69926809 D1 DE69926809 D1 DE 69926809D1 DE 69926809 T DE69926809 T DE 69926809T DE 69926809 T DE69926809 T DE 69926809T DE 69926809 D1 DE69926809 D1 DE 69926809D1
Authority
DE
Germany
Prior art keywords
molten salt
salt bath
bike
circulation flow
electrolysis cell
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
DE69926809T
Other languages
English (en)
Other versions
DE69926809T2 (de
Inventor
Robert K Dawless
Alfred F Lacamera
R Lee Troup
Siba P Ray
Robert B Hosler
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.)
Howmet Aerospace Inc
Original Assignee
Alcoa Inc
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 Alcoa Inc filed Critical Alcoa Inc
Application granted granted Critical
Publication of DE69926809D1 publication Critical patent/DE69926809D1/de
Publication of DE69926809T2 publication Critical patent/DE69926809T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells for the electrolysis of melts

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)
  • Secondary Cells (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Primary Cells (AREA)
DE69926809T 1997-09-19 1999-04-28 Salzschmelzbad-zirkulationsfluss für eine elektrolysezelle Expired - Fee Related DE69926809T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/934,252 US5938914A (en) 1997-09-19 1997-09-19 Molten salt bath circulation design for an electrolytic cell
PCT/US1999/009221 WO2000065130A1 (en) 1997-09-19 1999-04-28 Molten salt bath circulation design for an electrolytic cell

Publications (2)

Publication Number Publication Date
DE69926809D1 true DE69926809D1 (de) 2005-09-22
DE69926809T2 DE69926809T2 (de) 2006-06-08

Family

ID=41119807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926809T Expired - Fee Related DE69926809T2 (de) 1997-09-19 1999-04-28 Salzschmelzbad-zirkulationsfluss für eine elektrolysezelle

Country Status (10)

Country Link
US (1) US5938914A (de)
EP (1) EP1190116B1 (de)
CN (1) CN1195901C (de)
AT (1) ATE302297T1 (de)
AU (1) AU764187B2 (de)
BR (1) BR9917301A (de)
CA (1) CA2367634A1 (de)
DE (1) DE69926809T2 (de)
ES (1) ES2244191T3 (de)
WO (1) WO2000065130A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6821312B2 (en) * 1997-06-26 2004-11-23 Alcoa Inc. Cermet inert anode materials and method of making same
US6423204B1 (en) * 1997-06-26 2002-07-23 Alcoa Inc. For cermet inert anode containing oxide and metal phases useful for the electrolytic production of metals
US6162334A (en) * 1997-06-26 2000-12-19 Alcoa Inc. Inert anode containing base metal and noble metal useful for the electrolytic production of aluminum
US6423195B1 (en) 1997-06-26 2002-07-23 Alcoa Inc. Inert anode containing oxides of nickel, iron and zinc useful for the electrolytic production of metals
US6416649B1 (en) 1997-06-26 2002-07-09 Alcoa Inc. Electrolytic production of high purity aluminum using ceramic inert anodes
US6372119B1 (en) 1997-06-26 2002-04-16 Alcoa Inc. Inert anode containing oxides of nickel iron and cobalt useful for the electrolytic production of metals
US6217739B1 (en) 1997-06-26 2001-04-17 Alcoa Inc. Electrolytic production of high purity aluminum using inert anodes
US6511590B1 (en) 2000-10-10 2003-01-28 Alcoa Inc. Alumina distribution in electrolysis cells including inert anodes using bubble-driven bath circulation
US20030209426A1 (en) * 2000-12-08 2003-11-13 Slaugenhaupt Michael L. Insulating lid for aluminum production cells
NO20010927D0 (no) * 2001-02-23 2001-02-23 Norsk Hydro As FremgangsmÕte og apparatur for fremstilling av metall
US6837982B2 (en) * 2002-01-25 2005-01-04 Northwest Aluminum Technologies Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell
US6855241B2 (en) 2002-04-22 2005-02-15 Forrest M. Palmer Process and apparatus for smelting aluminum
US6863788B2 (en) * 2002-07-29 2005-03-08 Alcoa Inc. Interlocking wettable ceramic tiles
NO319638B1 (no) * 2002-10-16 2005-09-05 Norsk Hydro As Fremgangsmåte for drift av en eller flere elektrolyseceller for produksjon av aluminium
US6758991B2 (en) 2002-11-08 2004-07-06 Alcoa Inc. Stable inert anodes including a single-phase oxide of nickel and iron
US7033469B2 (en) * 2002-11-08 2006-04-25 Alcoa Inc. Stable inert anodes including an oxide of nickel, iron and aluminum
US20040163967A1 (en) * 2003-02-20 2004-08-26 Lacamera Alfred F. Inert anode designs for reduced operating voltage of aluminum production cells
US7468224B2 (en) * 2004-03-16 2008-12-23 Toyota Motor Engineering & Manufacturing North America, Inc. Battery having improved positive electrode and method of manufacturing the same
US7348102B2 (en) * 2004-03-16 2008-03-25 Toyota Motor Corporation Corrosion protection using carbon coated electron collector for lithium-ion battery with molten salt electrolyte
US7521153B2 (en) * 2004-03-16 2009-04-21 Toyota Motor Engineering & Manufacturing North America, Inc. Corrosion protection using protected electron collector
CN102312252B (zh) * 2011-09-09 2013-11-13 东北大学 一种提高铝电解工艺中氧化铝溶解速率的方法
CA3016085C (en) * 2016-03-25 2021-04-27 Alcoa Usa Corp. Electrode configurations for electrolytic cells and related methods
CA3030330C (en) * 2016-07-08 2023-01-03 Alcoa Usa Corp. Advanced aluminum electrolysis cell

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT271035B (de) * 1965-11-05 1969-05-27 Vmw Ranshofen Berndorf Ag Rahmen für kontinuierliche Elektroden in Schmelzflußelektrolysezellen
US4002551A (en) * 1975-04-17 1977-01-11 Aluminium Pechiney Process and apparatus for collecting the fumes given off during the production of aluminium in an electrolysis cell with a continuous anode
US4033846A (en) * 1975-09-16 1977-07-05 Lista Og Mosjoen Aluminiumverk, Elkem Aluminum A/S & Co. Apparatus for gas collection in aluminum smelting furnaces
US4073703A (en) * 1976-12-14 1978-02-14 Aluminum Company Of America Electrolytic production of magnesium
US4110178A (en) * 1977-05-17 1978-08-29 Aluminum Company Of America Flow control baffles for molten salt electrolysis
US4151061A (en) * 1977-11-15 1979-04-24 Nippon Light Metal Company Limited Aluminum electrolytic cell
CH635132A5 (de) * 1978-07-04 1983-03-15 Alusuisse Kathode fuer einen schmelzflusselektrolyseofen.
CA1208598A (en) * 1980-05-30 1986-07-29 Teruto Ohta Aluminum cell with gas conduit through anode with upper unbaked layer
DE3687072T2 (de) * 1985-02-18 1993-03-18 Moltech Invent Sa Aluminiumoxid-elektrolyse bei niedriger temperatur.
FR2582677B1 (fr) * 1985-05-30 1990-08-17 Pechiney Aluminium Superstructure de cuve d'electrolyse avec portique intermediaire, pour la production d'aluminium
GB8624561D0 (en) * 1986-10-14 1986-11-19 British Petroleum Co Plc Separation process
GB8800674D0 (en) * 1988-01-13 1988-02-10 Alcan Int Ltd Electrolytic cell for production of metal
NO167872C (no) * 1989-01-23 1991-12-18 Norsk Hydro As Elektrolyseovn med kontinuerlig anode for fremstilling avaluminium.
WO1992009724A1 (en) * 1990-11-28 1992-06-11 Moltech Invent Sa Electrode assemblies and multimonopolar cells for aluminium electrowinning
US5286359A (en) * 1991-05-20 1994-02-15 Reynolds Metals Company Alumina reduction cell
CA2123417C (en) * 1991-11-20 1999-07-06 Vittorio De Nora Cell for the electrolysis of alumina preferably at low temperatures
US5725744A (en) * 1992-03-24 1998-03-10 Moltech Invent S.A. Cell for the electrolysis of alumina at low temperatures
US5362366A (en) * 1992-04-27 1994-11-08 Moltech Invent S.A. Anode-cathode arrangement for aluminum production cells
WO1999002764A1 (en) * 1997-07-08 1999-01-21 Moltech Invent S.A. A drained cathode cell for the production of aluminium
AU8883898A (en) * 1997-08-26 1999-03-16 Omd Devices Llc Reading method and apparatus for a three-dimensional information carrier

Also Published As

Publication number Publication date
ATE302297T1 (de) 2005-09-15
CA2367634A1 (en) 2000-11-02
ES2244191T3 (es) 2005-12-01
DE69926809T2 (de) 2006-06-08
CN1350601A (zh) 2002-05-22
BR9917301A (pt) 2002-04-23
AU3669399A (en) 2000-11-10
CN1195901C (zh) 2005-04-06
US5938914A (en) 1999-08-17
EP1190116A1 (de) 2002-03-27
AU764187B2 (en) 2003-08-14
EP1190116B1 (de) 2005-08-17
WO2000065130A1 (en) 2000-11-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee