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Rio Tinto Alcan International Limited patents

Recent patent applications related to Rio Tinto Alcan International Limited. Rio Tinto Alcan International Limited is listed as an Agent/Assignee. Note: Rio Tinto Alcan International Limited may have other listings under different names/spellings. We're not affiliated with Rio Tinto Alcan International Limited, we're just tracking patents.

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Date Rio Tinto Alcan International Limited patents (updated weekly) - BOOKMARK this page
02/16/17Screw press with filter plates
02/09/17Modular screw press
01/05/17Settler for decanting mineral slurries & separating clarified liquid from thickened slurry of said mineral slurries
01/05/17Process and installation for producing alumina trihydrate by alkaline digestion of bauxite ore
01/05/17Aluminum alloy combining high strength and extrudability, and low quench sensitivity
01/05/17Sealing system for tank rotary shaft
12/01/16Anode assembly and associated production method
11/10/16Electrolysis tank comprising an anode assembly contained in a containment enclosure
11/03/16Aluminum casting alloy with improved high-temperature performance
08/18/16Dual-function impeller for a rotary injector
07/14/16Aluminium smelter comprising a compensating electric circuit
06/30/16Electrolytic device and anode assembly intended for the production of aluminium, electrolytic cell and apparatus comprising such a device
06/30/16Electrolytic cell intended for the production of aluminium and electrolytic smelter comprising this cell
06/02/16Aluminum alloy having an excellent combination of strength, extrudability and corrosion resistance
05/19/16Aluminum alloy composition with improved elevated temperature mechanical properties
04/21/16Rotary injector and process of adding fluxing solids in molten aluminum
12/03/15Process for reducing of leachable fluorides and controlling ph of aluminum waste products
10/08/15Treatment of alkaline bauxite residue
06/11/15Metal transfer trough
04/30/15Preheating connector
12/25/14Aluminum alloy composition with improved elevated temperature mechanical properties
08/28/14Method and device for dispensing a fluidizable material and installation including such a device
07/31/14Aluminum smelter comprising electrical conductors made from a superconducting material
05/22/14Aluminum smelter including cells with cathode output at the bottom of the pot shell and cell stabilizing means
05/22/14Aluminum smelter comprising electrical conductors made from a superconducting material
03/27/14Aluminum alloy composition and method
03/20/14Dry cell start-up of an electrolytic cell for aluminum production
08/15/13Apparatus and refining a process liquor by gravity settling
07/04/13Electrical connection device, for connecting between two successive cells of a series of cells for the production of aluminium
07/04/13Flocculent addition and mixing rate for separating a slurry
04/25/13Device for extracting short-circuiting wedges when switching in an electrolysis cell for the production of aluminum
10/11/12Copper aluminum alloy molded part having high mechanical strength and hot creep resistance
10/04/12Process for changing a spent anode and support and system for the temporary storage of such a spent anode
09/13/12Potential fluidization device for conveying powder materials in a hyperdense bed
06/21/12Removable spout for a hopper
05/24/12Grooved anode for electrolysis cell
04/26/12Control process for an anode baking furnace and adapted furnace using such process
12/22/11Process and control system for a carbonaceous block baking facility
08/11/11Metallic oxygen evolving anode operating at high current density for aluminium reduction cells
06/30/11Improvement to the bayer process for producing alumina trihydrate, said process comprising a step in which the supersaturated liquor is filtered at high temperature before decomposition
06/02/11Casting made from aluminium alloy, having high hot creep and fatigue resistance
04/28/11Method of producing aluminium in an electrolysis cell
03/31/11Multi-layer cathode block







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