Issued Patents All Time
Showing 51–75 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6113758 | Porous non-carbon metal-based anodes for aluminium production cells | Jean-Jacques Duruz | 2000-09-05 |
| 6103090 | Electrocatalytically active non-carbon metal-based anodes for aluminium production cells | Jean-Jacques Duruz | 2000-08-15 |
| 6103091 | Production of bodies of refractory borides for use in aluminum electrowinning cells | Jainagesh A. Sekhar, Jean-Jacques Duruz | 2000-08-15 |
| 6093304 | Cell for aluminium electrowinning | — | 2000-07-25 |
| 6001236 | Application of refractory borides to protect carbon-containing components of aluminium production cells | Jainagesh A. Sekhar | 1999-12-14 |
| 5888360 | Cell for aluminium electrowinning | — | 1999-03-30 |
| 5865981 | Aluminium-immersed assembly and method for aluminium production cells | — | 1999-02-02 |
| 5753382 | Carbon bodies resistant to deterioration by oxidizing gases | Jainagesh A. Sekhar, James Jenq Liu | 1998-05-19 |
| 5753163 | Production of bodies of refractory borides | Jainagesh A. Sekhar, Jean-Jacques Duruz | 1998-05-19 |
| 5728466 | Hard and abrasion resistant surfaces protecting cathode blocks of aluminium electrowinning cells | Jainagesh A. Sekhar | 1998-03-17 |
| 5725744 | Cell for the electrolysis of alumina at low temperatures | Jean-Jacques Duruz | 1998-03-10 |
| 5683559 | Cell for aluminium electrowinning employing a cathode cell bottom made of carbon blocks which have parallel channels therein | — | 1997-11-04 |
| 5676807 | Carbon containing ramming paste in aluminum production cells | Jainagesh A. Sekhar | 1997-10-14 |
| 5651874 | Method for production of aluminum utilizing protected carbon-containing components | Jainagesh A. Sekhar | 1997-07-29 |
| 5618403 | Maintaining protective surfaces on carbon cathodes in aluminium electrowinning cells | Jean-Jacques Duruz | 1997-04-08 |
| 5527442 | Refractory protective coated electroylytic cell components | Jainagesh A. Sekhar | 1996-06-18 |
| 5507933 | Carbon masses for use in aluminium production cells and process | Jainagesh Sekhar | 1996-04-16 |
| 5472578 | Aluminium production cell and assembly | — | 1995-12-05 |
| 5413689 | Carbon containing body or mass useful as cell component | Jainagesh A. Sekhar | 1995-05-09 |
| 5368702 | Electrode assemblies and mutimonopolar cells for aluminium electrowinning | — | 1994-11-29 |
| 5364513 | Electrochemical cell component or other material having oxidation preventive coating | Jainagesh A. Sekhar | 1994-11-15 |
| 5362366 | Anode-cathode arrangement for aluminum production cells | Jainagesh A. Sekhar | 1994-11-08 |
| 5340448 | Aluminum electrolytic cell method with application of refractory protective coatings on cello components | Jainagesh A. Sekhar | 1994-08-23 |
| 5310476 | Application of refractory protective coatings, particularly on the surface of electrolytic cell components | Jainagesh A. Sekhar | 1994-05-10 |
| 5203971 | Composite cell bottom for aluminum electrowinning | Jean-Jacques Duruz, Brian Cronin | 1993-04-20 |