Assignee
RIO TINTO ALCAN INT LTD
CA·40 granted patents·18 pending applications·76 citations·filing 2002–2023
Top patents by PatentIndex Score
58 records- 0188US8025712B2In-line salt refining of molten aluminium alloysRIO TINTO ALCAN INT LTD·Filed 2006·Granted Sep 27, 2011·8 cites·18 claims
- 0285US10415122B2Cermet electrode materialRIO TINTO ALCAN INT LTD·Filed 2016·Granted Sep 17, 2019·6 cites·26 claims
- 0383US8025748B2Al—Mn based aluminum alloy composition combined with a homogenization treatmentRIO TINTO ALCAN INT LTD·Filed 2009·Granted Sep 27, 2011·9 cites·16 claims
- 0481US9970090B2Aluminum alloy combining high strength, elongation and extrudabilityRIO TINTO ALCAN INT LTD·Filed 2016·Granted May 15, 2018·2 cites·22 claims
- 0578US8366891B2Metallic oxygen evolving anode operating at high current density for aluminum reduction cellsRIO TINTO ALCAN INT LTD·Filed 2009·Granted Feb 5, 2013·3 cites·16 claims
- 0676US10815552B2Aluminum alloy composition with improved elevated temperature mechanical propertiesRIO TINTO ALCAN INT LTD·Filed 2014·Granted Oct 27, 2020·2 cites·11 claims
- 0776US8025785B2Aluminium electrowinning cells with inclined cathodesRIO TINTO ALCAN INT LTD·Filed 2002·Granted Sep 27, 2011·9 cites·20 claims
- 0875US10457008B2Modular screw pressRIO TINTO ALCAN INT LTD·Filed 2015·Granted Oct 29, 2019·2 cites·14 claims
- 0972US10780664B2Screw press with filter platesRIO TINTO ALCAN INT LTD·Filed 2015·Granted Sep 22, 2020·3 cites·23 claims
- 1070US10358733B2Aluminum smelter and method to compensate for a magnetic field created by the circulation of the electrolysis current of said aluminum smelterRIO TINTO ALCAN INT LTD·Filed 2016·Granted Jul 23, 2019·1 cites·27 claims
- 1169US2020002792A1Additives for improving the castability of aluminum-boron carbide composite materialRIO TINTO ALCAN INT LTD·Filed 2019·Application pending·0 cites
- 1266US10151038B2Electrolytic device and anode assembly intended for the production of aluminium, electrolytic cell and apparatus comprising such a deviceRIO TINTO ALCAN INT LTD·Filed 2014·Granted Dec 11, 2018·1 cites·21 claims
- 1366US7846309B2Metal electrowinning cell with electrolyte purifierRIO TINTO ALCAN INT LTD·Filed 2004·Granted Dec 7, 2010·5 cites·23 claims
- 1464US9631879B2Aluminum alloy for extrusion and drawing processesRIO TINTO ALCAN INT LTD·Filed 2013·Granted Apr 25, 2017·0 cites·17 claims
- 1563US7987992B2Coke separation process in paste plantRIO TINTO ALCAN INT LTD·Filed 2008·Granted Aug 2, 2011·2 cites·21 claims
- 1663US2025320582A1Aluminum alloy with improved strength and ductilityRIO TINTO ALCAN INT LTD·Filed 2023·Application pending·0 cites
- 1763US2025313922A1Aluminum alloy with improved strength and ductilityRIO TINTO ALCAN INT LTD·Filed 2023·Application pending·0 cites
- 1859USD713861SImpeller for a rotary injectorRIO TINTO ALCAN INT LTD·Filed 2013·Granted Sep 23, 2014·11 cites·1 claims
- 1958US10000828B2Aluminum alloy having an excellent combination of strength, extrudability and corrosion resistanceRIO TINTO ALCAN INT LTD·Filed 2013·Granted Jun 19, 2018·0 cites·26 claims
- 2058US2024189894A1Oxidation resistant al-mg high strength die casting foundry alloysRIO TINTO ALCAN INT LTD·Filed 2022·Application pending·0 cites
- 2157US12065752B2Intervention tool for the operation of an electrolytic cellRIO TINTO ALCAN INT LTD·Filed 2020·Granted Aug 20, 2024·0 cites·25 claims
- 2257US12043913B2Handling device to be used to convey an intervention tool on an electrolytic cellRIO TINTO ALCAN INT LTD·Filed 2020·Granted Jul 23, 2024·0 cites·21 claims
- 2355US9840754B2Rotary injector and process of adding fluxing solids in molten aluminumRIO TINTO ALCAN INT LTD·Filed 2014·Granted Dec 12, 2017·0 cites·32 claims
- 2455US2022025489A1Aluminum Extrusion AlloyRIO TINTO ALCAN INT LTD·Filed 2019·Application pending·0 cites
- 2554US10669616B2Aluminum alloy composition and methodRIO TINTO ALCAN INT LTD·Filed 2013·Granted Jun 2, 2020·0 cites·30 claims
- 2654US10465987B2Dual-function impeller for a rotary injectorRIO TINTO ALCAN INT LTD·Filed 2014·Granted Nov 5, 2019·0 cites·17 claims
- 2753US11255002B2Corrosion resistant alloy for extruded and brazed productsRIO TINTO ALCAN INT LTD·Filed 2017·Granted Feb 22, 2022·0 cites·17 claims
- 2852US9592551B2Metal transfer troughRIO TINTO ALCAN INT LTD·Filed 2013·Granted Mar 14, 2017·0 cites·28 claims
- 2951US12006225B2Bayer processRIO TINTO ALCAN INT LTD·Filed 2019·Granted Jun 11, 2024·0 cites·15 claims
- 3050US2017002448A1Aluminum alloy combining high strength and extrudability, and low quench sensitivityRIO TINTO ALCAN INT LTD·Filed 2014·Application pending·0 cites
- 3149US12371337B2Use of calcium fluoride in the bayer processRIO TINTO ALCAN INT LTD·Filed 2020·Granted Jul 29, 2025·0 cites·21 claims
- 3249US10344390B2Aluminium smelter comprising a compensating electric circuitRIO TINTO ALCAN INT LTD·Filed 2014·Granted Jul 9, 2019·0 cites·23 claims
- 3349US2013319585A1Aluminum Alloy Combining High Strength, Elongation and ExtrudabilityRIO TINTO ALCAN INT LTD·Filed 2013·Application pending·0 cites
- 3448US10508042B2Process and installation for producing alumina trihydrate by alkaline digestion of bauxite oreRIO TINTO ALCAN INT LTD·Filed 2014·Granted Dec 17, 2019·0 cites·20 claims
- 3547US10697074B2Electrolytic cell intended for the production of aluminium and electrolytic smelter comprising this cellRIO TINTO ALCAN INT LTD·Filed 2014·Granted Jun 30, 2020·0 cites·30 claims
- 3647US10113645B2Sealing system for tank rotary shaftRIO TINTO ALCAN INT LTD·Filed 2014·Granted Oct 30, 2018·0 cites·20 claims
- 3747USD742427SImpeller for a rotary injectorRIO TINTO ALCAN INT LTD·Filed 2014·Granted Nov 3, 2015·6 cites·1 claims
- 3847US7935241B2Slurries for producing aluminium-based coatingsRIO TINTO ALCAN INT LTD·Filed 2006·Granted May 3, 2011·0 cites·25 claims
- 3946US10898830B2Settler for decanting mineral slurries and method for separating clarified liquid from thickened slurry of said mineral slurriesRIO TINTO ALCAN INT LTD·Filed 2014·Granted Jan 26, 2021·0 cites·19 claims
- 4045US2016319400A1Aluminum Casting Alloy with Improved High-Temperature PerformanceRIO TINTO ALCAN INT LTD·Filed 2014·Application pending·0 cites
- 4145US2022090234A1Foundry Alloys for High-Pressure Vacuum Die CastingRIO TINTO ALCAN INT LTD·Filed 2020·Application pending·0 cites
- 4244US2022396858A1Aluminum alloy with improved extrudability and corrosion resistanceRIO TINTO ALCAN INT LTD·Filed 2020·Application pending·0 cites
- 4343US10557188B2Aluminum alloy composition and methodRIO TINTO ALCAN INT LTD·Filed 2015·Granted Feb 11, 2020·0 cites·22 claims
- 4443US2014241818A1Method and device for dispensing a fluidizable material and installation including such a deviceRIO TINTO ALCAN INT LTD·Filed 2012·Application pending·0 cites
- 4542US11198925B2Aluminum alloys having improved tensile propertiesRIO TINTO ALCAN INT LTD·Filed 2017·Granted Dec 14, 2021·0 cites·10 claims
- 4642US2021031278A1Drilling device comprising a tubular sheath secured to an actuatorRIO TINTO ALCAN INT LTD·Filed 2019·Application pending·0 cites
- 4741US2023016262A1High Strength Aluminum AlloysRIO TINTO ALCAN INT LTD·Filed 2020·Application pending·0 cites
- 4840US10513788B2Electrolysis tank comprising an anode assembly contained in a containment enclosureRIO TINTO ALCAN INT LTD·Filed 2015·Granted Dec 24, 2019·0 cites·33 claims
- 4939US2023064514A1Calcination apparatus and process using hydrogenRIO TINTO ALCAN INT LTD·Filed 2021·Application pending·0 cites
- 5038US10494280B2Treatment of alkaline bauxite residueRIO TINTO ALCAN INT LTD·Filed 2013·Granted Dec 3, 2019·0 cites·25 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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