Moltech Invent S.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR 415
 
  
 
B01D SEPARATION 1133
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7811425 Non-carbon anodes with active coatingsMar 18, 05Oct 12, 10[C25C]
6540887 Aluminum electrowinning cells with oxygen-evolving anodesJul 02, 01Apr 01, 03[B01D]
6361681 Slurry for coating non-carbon metal-based anodes for metal production cellsJul 15, 00Mar 26, 02[C25C]
6077415 Multi-layer non-carbon metal-based anodes for aluminum production cells and methodJul 30, 98Jun 20, 00[C25C, C25B]
5888360 Cell for aluminium electrowinningOct 31, 97Mar 30, 99[C25C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7749363 Aluminium electrowinning cell design with movable insulating cover sectionsExpiredJun 03, 03Jul 06, 10[C25C]
7740745 Non-carbon anodes with active coatingsExpiredMar 18, 05Jun 22, 10[C25C]
7255893 Protection of non-carbon anodes and other oxidation resistant components with iron oxide-containing coatingsExpiredSep 09, 03Aug 14, 07[B05D]
7255894 Non-carbon anodes for aluminium electrowinning and other oxidation resistant components with slurry-applied coatingsExpiredApr 15, 03Aug 14, 07[B05D]
6998032 Metal-based anodes for aluminium electrowinning cellsExpiredJun 03, 02Feb 14, 06[C25B]
6913682 Cells for the electrowinning of aluminium having dimensionally stable metal-based anodesExpiredNov 25, 02Jul 05, 05[C25C]
6878247 Metal-based anodes for aluminium electrowinning cellsExpiredJun 03, 02Apr 12, 05[C25B]
6800192 Cells for the electrowinning of aluminium having dimensionally stable metal-based anodesExpiredNov 28, 01Oct 05, 04[C25C]
6797148 Drained-cathode aluminium electrowinning cell with improved electrolyte circulationExpiredApr 27, 02Sep 28, 04[C25C, C25B]
6783655 Slurry and method for producing refractory boride bodies and coatings for use in aluminium electrowinning cellsExpiredJun 27, 02Aug 31, 04[C25C]
6783656 Low temperature operating cell for the electrowinning of aluminiumExpiredApr 27, 02Aug 31, 04[C25C]
6692620 Aluminium electrowinning cell with sidewalls resistant to molten electrolyteExpiredApr 27, 02Feb 17, 04[C25C]
6682643 Aluminium electrowinning cells having a V-shaped cathode bottom and method of producing aluminiumExpiredOct 16, 01Jan 27, 04[C25C]
2003/0226,760 Aluminium electrowinning with metal-based anodesAbandonedJun 08, 02Dec 11, 03[C25C]
2003/0221,955 Aluminium-wettable protective coatings for carbon components used in metallurgical processesAbandonedJun 03, 02Dec 04, 03[B32B]
2003/0224,220 Dense refractory material for use at high temperaturesAbandonedJun 03, 02Dec 04, 03[B32B]
6656340 Aluminium production cell designExpiredJun 04, 02Dec 02, 03[C25C]
6656520 Surface coated non-carbon metal-based anodes for aluminum production cellsExpiredMar 14, 02Dec 02, 03[C25C]
6638412 Prevention of dissolution of metal-based aluminium production anodesExpiredMar 30, 02Oct 28, 03[C25C]
6607657 Carbon-containing components of aluminium production cellsExpiredJul 25, 01Aug 19, 03[C25C]

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