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| Number | Title | Issue Date |
| D613198 | Ring | 04/06/2010 |
| 7625413 | Agglomerating alumina dust for aluminum production Alumina-containing dust is agglomerated into granules by mixing the dust with an organic binder to form a mixture; feeding the mixture into a rotating drum; adding water to the mixture while the drum is rotating; stirring the mixture with a rotor hastening agglomera... | 12/01/2009 |
| 7380549 | Solar energy concentrator for power plants A solar concentrator includes a mirror 24 having a frame 27 connected with a lever 55, a train 36 supporting the frame 27 and the lever 55, a first control cable 28 connected with the frame 27, and a second con... | 06/03/2008 |
| D568372 | Clip-on sunglasses | 05/06/2008 |
| 7232278 | Adjustable outlet riser An adjustable outlet riser including a riser (54), a reducer (58) sealed to the riser (54), and an adjustable riser (56) having a tight but slidable fit with the reducer (58). A pond for treatment of aqueous solutions has a piping ... | 06/19/2007 |
| 7134574 | Integral pour spout for paint cans and similar containers An improved resilient pour spout for paint cans and similar containers that seals off the groove into which the lid of the container mates while preventing the liquid contents from flowing down the surface of the container. When not in use, the spout is stored on th... | 11/14/2006 |
| 7105084 | Hybrid flow pond A passive treatment system for removing metals, especially manganese, from mine drainage and other aqueous solutions. The Hybrid Flow Pond (HFP) is an open, pond-like structure utilizing a horizontal or vertical operational flow path through a bed of treatment media... | 09/12/2006 |
| 7104872 | Sandblasting cabinet A sandblasting cabinet including side walls, a top wall, and a bottom wall, wherein at least one wall is made from corrugated cardboard or corrugated plastic sheet. The side walls, top wall, and bottom wall are preferably made from a first sheet of corrugated plasti... | 09/12/2006 |
| 7011402 | Eyeglasses having magnetically attached outer lenses Eyeglasses of the invention include a pair of inner lenses, a nose bridge connecting the inner lenses, and at least one fastener means comprising a lens portion inserted into an opening defined by an inner lens. The lens portion connects with an end portion suited f... | 03/14/2006 |
| 6980580 | Electrode arrangement as substitute bottom for an electrothermic slag smelting furnace The electrode arrangement uses vertically oriented electrodes with side wall contacts for an electrothermic smelting furnace for aluminum production. The side wall contacts are radially moveable into the furnace to compensate for wear on the contacts. The side wall ... | 12/27/2005 |
| 6915620 | Shrink tunnel assembly A shrink tunnel assembly for wrapping an article with polymeric shrink film includes a shrink tunnel having a heating zone, and conveyor means for carrying an article to the heating zone and away from it. While in the heating zone, polymeric shrink film covering an ... | 07/12/2005 |
| 6805723 | Method and reactor for production of aluminum by carbothermic reduction of alumina A hollow partition wall is employed to feed carbon material to an underflow of a carbothermic reduction furnace used to make aluminum. The partition wall divides a low temperature reaction zone where aluminum oxide is reacted with carbon to form aluminum carbide and... | 10/19/2004 |
| 6783836 | Pretreated sheet product for lithographic plates A lithographic sheet product having a substrate with a roll textured surface covered by a pretreatment layer. The pretreatment layer enhances adhesion of a printing composition to the sheet product and is composed of a polymer selected from the group consisting of p... | 08/31/2004 |
| 6715420 | Printing plate with dyed and anodized surface A printing plate for computer-to plate lithography having a metal substrate with an anodized surface portion. The anodized surface portion has a porous texture in which a radiation-absorbing composition, preferably a black dye, is deposited. The surface portion with... | 04/06/2004 |
| 6715250 | Plastic siding panel A plastic panel for attachment to an exterior wall of a building includes a body, an attachment hem attached to the body and defining at least one aperture for a fastener, and a side flange extending laterally outwardly of the body. The side flange defines a fasteni... | 04/06/2004 |
| 6696106 | Primer for radiation curable coating compositions An aluminum-polymer composite is made by coating a surface portion of an aluminum alloy body with a primer composition comprising a vinylphosphonic acid-acrylic acid copolymer to form a primer layer, coating the primer layer with a radiation curable polym... | 02/24/2004 |
| 6673519 | Printing plate having printing layer with changeable affinity for printing fluid A printing plate for computer-to plate lithography having a laser-ablatable member supported by a substrate. At least one portion of the laser-ablatable member is formed form an acrylic polymer containing laser-sensitive particles. The laser-sensitive par... | 01/06/2004 |
| 6631679 | Printing plate material with electrocoated layer A process for making printing plate material suitable for imaging by laser radiation. A metal substrate is electrocoated in a bath containing a polymeric resin and laser-sensitive particles, thereby depositing a laser ablatable layer on a principal surfac... | 10/14/2003 |
| 6560845 | Prefinished deformable metal reflector sheet A prefinished curved reflector suitable for use in recessed lighting, downlighting, head lamps, and tail lamps is made from metal sheet, preferably an aluminum alloy sheet. An outer surface of the metal sheet is either anodized, laminated, or polymer coat... | 05/13/2003 |
| 6531052 | Regenerable adsorbent for removing sulfur species from hydrocarbon fluids Sulfur species are removed from hydrocarbon fluids by a process that includes contacting the fluid with a solid adsorbent having a porous substrate impregnated with silver oxide. The solid adsorbent preferably comprises activated alumina. The solid adsorb... | 03/11/2003 |
| 6531013 | Adhesive bonding process for aluminum alloy bodies including hypophosphorous acid anodizing An adhesive bonding process for making vehicle structures wherein a surface portion of an aluminum alloy body is anodized in an aqueous solution of hypophosphorous acid (H3 PO2) to form an anodic oxide coating. A layer of adhesive is... | 03/11/2003 |
| 6517790 | Converting fluorgyp to calcium sulfate Fluorgyp is converted to calcium sulfate by reacting sulfuric acid in the fluorgyp with calcium carbonate having a small particle size. The resulting product is useful as a set retarding agent for cement.... | 02/11/2003 |
| 6447667 | Thermal shock protection for electrolysis cells A cermet anode of an electrolytic cell is protected from thermal shock during cell start-up by coating an outer surface portion of the anode with a coating composition comprising carbon or aluminum or a mixture thereof. A particularly preferred coating co... | 09/10/2002 |
| 6440294 | Crust hole repair for electrolytic cells A process for repairing a hole in the crust of an electrolytic cell. The hole is repaired by covering it with a receptacle containing solid particles. The receptacle comprises a polymeric material. More preferably, the receptacle comprises a cellulosic ma... | 08/27/2002 |
| 6421966 | Sunshade for building exteriors A sunshade for shading window exteriors includes at least one connecting bracket for attachment to a window mullion, a blade support strut attached to the connecting bracket at a first joint, and a plurality of louvered blades supported by the blade suppo... | 07/23/2002 |
| 6421975 | Molded plastic siding panel A molded plastic panel for covering an exterior building wall includes a laterally directed lead fin, a laterally extending groove below the lead fin, and a rearwardly directed middle wall between rows of simulated shingles, all for joining laterally adja... | 07/23/2002 |
| 6412240 | High performance flashing assembly A flashing assembly includes a sill horizontal, a sill flashing for attaching the assembly to a substrate, and at least one sill clip for interconnecting the sill horizontal and the sill flashing. The sill horizontal, sill flashing, and sill clip all pref... | 07/02/2002 |
| 6387237 | Cathode collector bar with spacer for improved heat balance and method An electrolytic cell for aluminum production, including a cell wall, a bus bar, a carbonaceous cathode block, and a collector bar connecting the bus bar with the cathode block. The collector bar comprises a ferrous metal body including a solid spacer and ... | 05/14/2002 |
| 6332969 | Inert electrode containing metal oxides, copper and noble metal A cermet composite material is made by treating at an elevated temperature a mixture comprising a compound of iron and a compound of at least one other metal, together with an alloy or mixture of copper and a noble metal. The alloy or mixture preferably c... | 12/25/2001 |
| 6306279 | Anode cathode distance adjustment device A device for adjusting the distance between the anode and the cathode of an electrolytic cell having a compartment, at least one anode partially disposed in a molten metal producing salt bath and a layer of molten metal above a cathode. The device include... | 10/23/2001 |
| 6224701 | Molded plastic siding panel A molded plastic panel for covering an exterior building wall includes a laterally directed lead fin, a laterally extending groove below the lead fin, and a rearwardly directed middle wall between rows of simulated shingles, all for joining laterally adja... | 05/01/2001 |
| 6203773 | Low temperature mineralization of alumina Alpha alumina particles are made by heating particles of alumina with an aqueous solution containing a dissolved fluorine-containing compound and an acid; separating the particles from the solution and then calcining the particles at a temperature not gre... | 03/20/2001 |
| 6187168 | Electrolysis in a cell having a solid oxide ion conductor An electrolytic cell and electrolytic process for producing a metal by reduction of a metal oxide dissolved in a molten salt bath containing at least one chloride and at least one fluoride. A solid conductor of oxide ions is interposed between the anode a... | 02/13/2001 |
| 6176544 | Instrument panel reinforcement structure including a novel driver side cross tube A light weight, structurally stiff instrument panel reinforcement structure for motor vehicle bodies. The reinforcement structure includes driver side and passenger side cross tubes that are preferably aluminum alloy extrusions, and a center stack support... | 01/23/2001 |
| 6167609 | Acid pretreatment for adhesive bonding of vehicle assemblies An aluminum alloy sheet, plate, casting or extrusion having a surface layer containing magnesium oxide and aluminum oxide is cleaned with an acidic solution. The cleaned component has an aluminum oxide layer that is pretreated with a phosphorus-containing... | 01/02/2001 |
| 6126799 | Inert electrode containing metal oxides, copper and noble metal A cermet composite material is made by treating at an elevated temperature a mixture comprising a compound of iron and a compound of at least one other metal, together with an alloy or mixture of copper and a noble metal. The alloy or mixture preferably c... | 10/03/2000 |
| 6077616 | Laminated strip for use as reflective vehicle trim A reflective laminated strip includes an aluminum alloy or steel strip having a cleaned and conversion coated outer surface, an adhesive layer adjacent the conversion coated outer surface, and a polymer layer joined to the adhesive layer. An exterior side... | 06/20/2000 |
| 6030710 | Copolymer primer for aluminum alloy food and beverage containers Aluminum alloy sheet is provided with a primer layer comprising a reaction product of aluminum oxide or hydroxide and a vinylphosphonic acid-acrylic acid copolymer, coated with a polymer coating composition containing polyvinyl chloride or an epoxy. The p... | 02/29/2000 |
| 6030518 | Reduced temperature aluminum production in an electrolytic cell having an inert anode Aluminum is produced by electrolytic reduction of alumina in a cell having a cathode, an inert anode and a molten salt bath containing metal fluorides and alumina. The inert anode preferably contains copper, silver and oxides of iron and nickel. Reducing ... | 02/29/2000 |
| 6020030 | Coating an aluminum alloy substrate An aluminum alloy substrate is pretreated with an aqueous solution containing an organophosphorus compound, preferably a vinyiphosphonic acid-acrylic acid copolymer, before coating the substrate with a polymer. Passing the substrate through the solution c... | 02/01/2000 |
