CA2684041A1 - Aluminium electrowinning cell with metal-based cathodes - Google Patents

Aluminium electrowinning cell with metal-based cathodes Download PDF

Info

Publication number: CA2684041A1
Authority: CA; Canada
Prior art keywords: aluminium; cathode; weight; cell; cathode body
Prior art date: 2007-04-25
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.): Abandoned

Application number

CA002684041A

Other languages

English (en)

French (fr)

Inventor

Thinh T. Nguyen

Vittorio De Nora

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.)

Rio Tinto Alcan International Ltd

Original Assignee

Individual

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.)

2007-04-25

Filing date

2008-04-22

Publication date

2008-11-06

2008-04-22 Application filed by Individual filed Critical Individual

2008-11-06 Publication of CA2684041A1 publication Critical patent/CA2684041A1/en

Status Abandoned legal-status Critical Current

Links

XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 68
239000004411 aluminium Substances 0.000 title claims abstract description 67
229910052782 aluminium Inorganic materials 0.000 title claims abstract description 67
229910052751 metal Inorganic materials 0.000 title claims abstract description 47
239000002184 metal Substances 0.000 title claims abstract description 47
238000005363 electrowinning Methods 0.000 title claims abstract description 22
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 48
229910052721 tungsten Inorganic materials 0.000 claims abstract description 47
239000010937 tungsten Substances 0.000 claims abstract description 47
229910052750 molybdenum Inorganic materials 0.000 claims abstract description 27
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 26
239000011733 molybdenum Substances 0.000 claims abstract description 26
239000000919 ceramic Substances 0.000 claims abstract description 23
239000003792 electrolyte Substances 0.000 claims description 32
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
229910052799 carbon Inorganic materials 0.000 claims description 20
PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 19
238000000034 method Methods 0.000 claims description 18
229910052742 iron Inorganic materials 0.000 claims description 12
229910052759 nickel Inorganic materials 0.000 claims description 11
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
150000001875 compounds Chemical class 0.000 claims description 10
239000000080 wetting agent Substances 0.000 claims description 10
238000005868 electrolysis reaction Methods 0.000 claims description 8
229910017052 cobalt Inorganic materials 0.000 claims description 7
239000010941 cobalt Substances 0.000 claims description 7
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 7
239000000470 constituent Substances 0.000 claims description 7
239000010949 copper Substances 0.000 claims description 7
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 6
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
239000011230 binding agent Substances 0.000 claims description 6
229910052802 copper Inorganic materials 0.000 claims description 6
239000000203 mixture Substances 0.000 claims description 6
239000002002 slurry Substances 0.000 claims description 6
PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 6
KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 claims description 4
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
150000001399 aluminium compounds Chemical class 0.000 claims description 4
XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 claims description 4
229910052804 chromium Inorganic materials 0.000 claims description 4
239000011651 chromium Substances 0.000 claims description 4
238000010438 heat treatment Methods 0.000 claims description 4
PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 4
NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 claims description 4
AHLATJUETSFVIM-UHFFFAOYSA-M rubidium fluoride Chemical compound [F-].[Rb+] AHLATJUETSFVIM-UHFFFAOYSA-M 0.000 claims description 4
238000005255 carburizing Methods 0.000 claims description 3
239000000084 colloidal system Substances 0.000 claims description 3
238000001035 drying Methods 0.000 claims description 3
SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 3
239000007789 gas Substances 0.000 claims description 3
229910052748 manganese Inorganic materials 0.000 claims description 3
239000011572 manganese Substances 0.000 claims description 3
229910044991 metal oxide Inorganic materials 0.000 claims description 3
150000004706 metal oxides Chemical class 0.000 claims description 3
229910000480 nickel oxide Inorganic materials 0.000 claims description 3
GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 3
229910052760 oxygen Inorganic materials 0.000 claims description 3
239000011698 potassium fluoride Substances 0.000 claims description 3
239000002243 precursor Substances 0.000 claims description 3
239000011775 sodium fluoride Substances 0.000 claims description 3
235000013024 sodium fluoride Nutrition 0.000 claims description 3
229910052725 zinc Inorganic materials 0.000 claims description 3
239000011701 zinc Substances 0.000 claims description 3
FRWYFWZENXDZMU-UHFFFAOYSA-N 2-iodoquinoline Chemical compound C1=CC=CC2=NC(I)=CC=C21 FRWYFWZENXDZMU-UHFFFAOYSA-N 0.000 claims description 2
229910052684 Cerium Inorganic materials 0.000 claims description 2
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
241000588731 Hafnia Species 0.000 claims description 2
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 2
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 claims description 2
ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 claims description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 claims description 2
229910001632 barium fluoride Inorganic materials 0.000 claims description 2
LTPBRCUWZOMYOC-UHFFFAOYSA-N beryllium oxide Inorganic materials O=[Be] LTPBRCUWZOMYOC-UHFFFAOYSA-N 0.000 claims description 2
WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 2
229910001634 calcium fluoride Inorganic materials 0.000 claims description 2
229910010293 ceramic material Inorganic materials 0.000 claims description 2
CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 2
ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 claims description 2
VGBWDOLBWVJTRZ-UHFFFAOYSA-K cerium(3+);triacetate Chemical compound [Ce+3].CC([O-])=O.CC([O-])=O.CC([O-])=O VGBWDOLBWVJTRZ-UHFFFAOYSA-K 0.000 claims description 2
QCCDYNYSHILRDG-UHFFFAOYSA-K cerium(3+);trifluoride Chemical compound [F-].[F-].[F-].[Ce+3] QCCDYNYSHILRDG-UHFFFAOYSA-K 0.000 claims description 2
229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 2
229910000423 chromium oxide Inorganic materials 0.000 claims description 2
AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 claims description 2
239000011363 dried mixture Substances 0.000 claims description 2
229910001195 gallium oxide Inorganic materials 0.000 claims description 2
229910052735 hafnium Inorganic materials 0.000 claims description 2
VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 2
CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 claims description 2
AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 claims description 2
229910003437 indium oxide Inorganic materials 0.000 claims description 2
PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 claims description 2
229920000592 inorganic polymer Polymers 0.000 claims description 2
229910021519 iron(III) oxide-hydroxide Inorganic materials 0.000 claims description 2
229910001947 lithium oxide Inorganic materials 0.000 claims description 2
239000000395 magnesium oxide Substances 0.000 claims description 2
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 2
238000004519 manufacturing process Methods 0.000 claims description 2
150000002739 metals Chemical class 0.000 claims description 2
229910000476 molybdenum oxide Inorganic materials 0.000 claims description 2
229910052758 niobium Inorganic materials 0.000 claims description 2
239000010955 niobium Substances 0.000 claims description 2
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
229910000484 niobium oxide Inorganic materials 0.000 claims description 2
URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 claims description 2
229910052757 nitrogen Inorganic materials 0.000 claims description 2
QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims description 2
PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 claims description 2
239000001301 oxygen Substances 0.000 claims description 2
BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 2
WKMKTIVRRLOHAJ-UHFFFAOYSA-N oxygen(2-);thallium(1+) Chemical compound [O-2].[Tl+].[Tl+] WKMKTIVRRLOHAJ-UHFFFAOYSA-N 0.000 claims description 2
235000003270 potassium fluoride Nutrition 0.000 claims description 2
-1 ruthenia Chemical compound 0.000 claims description 2
229910052710 silicon Inorganic materials 0.000 claims description 2
239000010703 silicon Substances 0.000 claims description 2
239000000377 silicon dioxide Substances 0.000 claims description 2
FVRNDBHWWSPNOM-UHFFFAOYSA-L strontium fluoride Chemical compound [F-].[F-].[Sr+2] FVRNDBHWWSPNOM-UHFFFAOYSA-L 0.000 claims description 2
229910001637 strontium fluoride Inorganic materials 0.000 claims description 2
229910052715 tantalum Inorganic materials 0.000 claims description 2
GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
229910001936 tantalum oxide Inorganic materials 0.000 claims description 2
229910003438 thallium oxide Inorganic materials 0.000 claims description 2
ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 claims description 2
XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 2
229910001887 tin oxide Inorganic materials 0.000 claims description 2
229910052719 titanium Inorganic materials 0.000 claims description 2
239000010936 titanium Substances 0.000 claims description 2
229910001930 tungsten oxide Inorganic materials 0.000 claims description 2
229910052720 vanadium Inorganic materials 0.000 claims description 2
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims description 2
229910001935 vanadium oxide Inorganic materials 0.000 claims description 2
RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 2
229910052726 zirconium Inorganic materials 0.000 claims description 2
229910052796 boron Inorganic materials 0.000 claims 1
ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims 1
229910001635 magnesium fluoride Inorganic materials 0.000 claims 1
239000010410 layer Substances 0.000 description 53
QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 9
229910033181 TiB2 Inorganic materials 0.000 description 9
239000011248 coating agent Substances 0.000 description 9
238000000576 coating method Methods 0.000 description 9
239000000758 substrate Substances 0.000 description 8
239000003292 glue Substances 0.000 description 6
239000000463 material Substances 0.000 description 6
239000011819 refractory material Substances 0.000 description 6
QIJNJJZPYXGIQM-UHFFFAOYSA-N 1lambda4,2lambda4-dimolybdacyclopropa-1,2,3-triene Chemical compound [Mo]=C=[Mo] QIJNJJZPYXGIQM-UHFFFAOYSA-N 0.000 description 4
229910039444 MoC Inorganic materials 0.000 description 4
239000011295 pitch Substances 0.000 description 4
239000002344 surface layer Substances 0.000 description 4
UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 4
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
238000005260 corrosion Methods 0.000 description 3
230000007797 corrosion Effects 0.000 description 3
238000009792 diffusion process Methods 0.000 description 3
239000000843 powder Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
229910052708 sodium Inorganic materials 0.000 description 3
239000011734 sodium Substances 0.000 description 3
RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
239000003830 anthracite Substances 0.000 description 2
239000010406 cathode material Substances 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
239000004020 conductor Substances 0.000 description 2
229910001610 cryolite Inorganic materials 0.000 description 2
238000004090 dissolution Methods 0.000 description 2
229910052739 hydrogen Inorganic materials 0.000 description 2
239000001257 hydrogen Substances 0.000 description 2
230000005923 long-lasting effect Effects 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
230000035515 penetration Effects 0.000 description 2
238000009626 Hall-Héroult process Methods 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
229910007948 ZrB2 Inorganic materials 0.000 description 1
229910026551 ZrC Inorganic materials 0.000 description 1
OTCHGXYCWNXDOA-UHFFFAOYSA-N [C].[Zr] Chemical compound [C].[Zr] OTCHGXYCWNXDOA-UHFFFAOYSA-N 0.000 description 1
XVVDIUTUQBXOGG-UHFFFAOYSA-N [Ce].FOF Chemical compound [Ce].FOF XVVDIUTUQBXOGG-UHFFFAOYSA-N 0.000 description 1
239000010405 anode material Substances 0.000 description 1
230000004888 barrier function Effects 0.000 description 1
VWZIXVXBCBBRGP-UHFFFAOYSA-N boron;zirconium Chemical compound B#[Zr]#B VWZIXVXBCBBRGP-UHFFFAOYSA-N 0.000 description 1
230000001680 brushing effect Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
239000011304 carbon pitch Substances 0.000 description 1
150000001785 cerium compounds Chemical class 0.000 description 1
230000008859 change Effects 0.000 description 1
239000011280 coal tar Substances 0.000 description 1
229910000428 cobalt oxide Inorganic materials 0.000 description 1
IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
230000001427 coherent effect Effects 0.000 description 1
239000011285 coke tar Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
150000001879 copper Chemical class 0.000 description 1
GOECOOJIPSGIIV-UHFFFAOYSA-N copper iron nickel Chemical compound [Fe].[Ni].[Cu] GOECOOJIPSGIIV-UHFFFAOYSA-N 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
238000009826 distribution Methods 0.000 description 1
229910052746 lanthanum Inorganic materials 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000007750 plasma spraying Methods 0.000 description 1
238000002203 pretreatment Methods 0.000 description 1
239000011253 protective coating Substances 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
239000011241 protective layer Substances 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000005488 sandblasting Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
238000010301 surface-oxidation reaction Methods 0.000 description 1
230000008961 swelling Effects 0.000 description 1
MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
230000004584 weight gain Effects 0.000 description 1
235000019786 weight gain Nutrition 0.000 description 1
238000009736 wetting Methods 0.000 description 1

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)
Battery Electrode And Active Subsutance (AREA)
Secondary Cells (AREA)

CA002684041A 2007-04-25 2008-04-22 Aluminium electrowinning cell with metal-based cathodes Abandoned CA2684041A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
IB2007001177		2007-04-25
IBPCT/IB2007/001177		2007-04-25
PCT/IB2008/001031 WO2008132590A2 (en)	2007-04-25	2008-04-22	Aluminium electrowinning cell with metal-based cathodes

Publications (1)

Publication Number	Publication Date
CA2684041A1 true CA2684041A1 (en)	2008-11-06

Family

ID=39596444

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002684041A Abandoned CA2684041A1 (en)	2007-04-25	2008-04-22	Aluminium electrowinning cell with metal-based cathodes

Country Status (9)

Country	Link
EP (1)	EP2140044B1 (de)
AT (1)	ATE495280T1 (de)
CA (1)	CA2684041A1 (de)
DE (1)	DE602008004488D1 (de)
ES (1)	ES2359541T3 (de)
NO (1)	NO20093310L (de)
PL (1)	PL2140044T3 (de)
SI (1)	SI2140044T1 (de)
WO (1)	WO2008132590A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN103484893B (zh) *	2012-06-11	2016-09-07	内蒙古联合工业有限公司	一种电解铝用电解槽及其电解工艺
US20160362805A1 (en) *	2013-11-01	2016-12-15	Adam Clayton Powell, IV	Methods and apparatuses for increasing energy efficiency and improving membrane robustness in primary metal production
AU2015391979A1 (en) *	2015-04-23	2017-08-10	Obshchestvo S Ogranichennoy Otvetstvennost'yu "Obedinennaya Kompaniya Rusal Inzhenerno-Tekhnologicheskiy Tsentr"	Aluminum electrolyzer electrode (variants)
CA3019368C (en)	2016-03-30	2020-10-27	Alcoa Usa Corp.	Apparatuses and systems for vertical electrolysis cells
CN106811770B (zh) *	2017-02-10	2019-07-26	重庆海蓝星科技有限公司	一种铝电解槽
CN113897642B (zh) *	2021-09-29	2024-06-25	内蒙金属材料研究所	熔盐电解用钨阴极及其制备方法和激光熔覆技术的用途
CN119137316A (zh) *	2023-03-14	2024-12-13	奥科宁克技术有限责任公司	用于纯化金属或金属合金的方法和系统
CN116835581B (zh) *	2023-07-07	2024-04-09	北京科技大学	氟化物熔盐体系中在石墨材料上化学镀制备碳化钼涂层的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3325874A1 (de) *	1982-06-15	1985-02-07	Kernforschungsanlage Jülich GmbH, 5170 Jülich	Verfahren zur herstellung einer wolframcarbid-aktivierten elektrode
US5810980A (en) *	1996-11-06	1998-09-22	Borealis Technical Limited	Low work-function electrode
US6267866B1 (en) *	1999-10-14	2001-07-31	The United States Of America As Represented By The Secretary Of The Navy	Fabrication of a high surface area boron-doped diamond coated metal mesh for electrochemical applications
US6800191B2 (en) *	2002-03-15	2004-10-05	Northwest Aluminum Technologies	Electrolytic cell for producing aluminum employing planar anodes

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- 2008-04-22 WO PCT/IB2008/001031 patent/WO2008132590A2/en not_active Ceased
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- 2008-04-22 DE DE602008004488T patent/DE602008004488D1/de active Active
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ATE495280T1 (de)	2011-01-15
DE602008004488D1 (de)	2011-02-24
NO20093310L (no)	2009-11-10
SI2140044T1 (sl)	2011-05-31
WO2008132590A2 (en)	2008-11-06
EP2140044B1 (de)	2011-01-12
EP2140044A2 (de)	2010-01-06
PL2140044T3 (pl)	2011-06-30
ES2359541T3 (es)	2011-05-24
WO2008132590A3 (en)	2008-12-24

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2013-06-19	FZDE	Discontinued	Effective date: 20130422

Publication	Publication Date	Title
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