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| Number | Title | Issue Date |
| 7311864 | Articles of manufacture made from coffee bean residue, and methods for making such articles Coffee bean residue is a primary constituent of new thermosetting polymer compositions and articles of manufacture. The articles are made by compression molding and curing of one or more thermosetting polymer resins blended with coffee bean residue. Other additives ... | 12/25/2007 |
| 7308776 | Pole anchor footing system A pole anchor footing system for effectively supporting a post structure within a ground surface. The pole anchor footing system includes a resilient body having a neck portion and a base portion, and an elongate member extending into the body from an upper end of t... | 12/18/2007 |
| 7279073 | Apparatus for liquid-based fiber separation An apparatus for treating fibrous material is disclosed. The apparatus may include a fiber separator, a de-liquefier, a dry-to-wet blender and a flash dryer. The fiber separator may be a liquid-based fiber separator. The de-liquefier is for removing liquid from the ... | 10/09/2007 |
| 7186457 | Cellulosic composite component A component such as a siding panel comprised of a PVC/wood flour composite. Another embodiment is a component such as a siding panel that is made from a PVC/CPE/wood flour composite. The cellulosic composite may be extruded through a die and then bent into the shape... | 03/06/2007 |
| 7125471 | Papermaking process using enzyme-treated sludge, and products Enzyme-treated papermaking sludges are provided, as are methods of making the enzyme-treated sludge. Papermaking processes that incorporate the enzyme-treated papermaking sludges into papermaking pulp are also provided as are paper and paperboard products made from ... | 10/24/2006 |
| 7052635 | Methods and apparatus for recycling asphalt shingle material into shaped products Used and manufacturing scrap asphalt shingle material processed into a fine material comprising smaller sized pieces of shingle material with a relatively high aggregate content is finish processed into shaped products by grinding and heating the aggregate and small... | 05/30/2006 |
| 7017352 | Cooling of extruded and compression molded materials The present invention relates to a system and a method for cooling extruded and molded materials. The present invention is especially useful to thoroughly cool an extrudate by directing a cooling fluid toward a surface of the extrudate (e.g., an interior surface tha... | 03/28/2006 |
| 6971211 | Cellulosic/polymer composite material The present invention is a component such as a siding panel that may be comprised of various formulations of cellulosic/polymer composite materials. One embodiment of the present invention is a siding panel that is comprised of a cellulosic/PVC composite material. T... | 12/06/2005 |
| 6958185 | Multilayer synthetic wood component A multilayer synthetic wood component comprised of a layer of a first synthetic wood composition that is secured to a layer of a second synthetic wood composition. As a result, the present invention may provide a component that utilizes the beneficial characteristic... | 10/25/2005 |
| 6821595 | Composite material paneling and method of making the same A composite material panel having alternating layers of wood veneer with recycled or waste material. The layers are sandwiched together. The technique involves forming the composite material layer by layer and employing materials in each layer that are suited to sat... | 11/23/2004 |
| 6692544 | Municipal waste briquetting system and method of filling land Mechanically and biologically stable briquettes and pellets are obtained from either municipal solid waste (MSW), Refuse Derived Fuel (RDF) or municipal sewage sludge and their combination for purposes of disposing said briquettes and pellets as fuel in w... | 02/17/2004 |
| 6595723 | Conversion of gypsum stacks to waste containment facilities and related construction and business methods The invention pertains to the conversion of waste materials derived from gypsum mining and processing, such as existing gypsum stacks, into waste containment or landfill facilities. Methods of the invention include the creation of waste containment facili... | 07/22/2003 |
| 6497930 | Process for recycling asphalt shingles and product produced thereby A process and the product produced by the process in which recycled asphalt shingles are reduced into granules which are then heated to a temperature above 212° F. in order to evaporate any water contained in the material. Once substantially all the wate... | 12/24/2002 |
| 6365680 | Biodegradable/compostable hot melt adhesives comprising polyester of lactic acid A hot melt adhesive composition can be made using a polyester derived from 2-hydroxy-propanoic acid (lactic acid). A biodegradable/compostable thermoplastic resin can be formulated into a hot melt adhesive using a lower molecular weight material as a tack... | 04/02/2002 |
| 6228503 | Recycled roofing material and method of manufacturing same A recycled asphalt roofing material for use on sloped roofs, which provides the required elevated melt point without using prior art methods of oxidizing the asphalt prior to incorporation into the roofing material is provided. The recycled asphalt roofin... | 05/08/2001 |
| 6180192 | Solids produced from ash and process for producing the same A compressed solid produced from a feed mixture of bottom ash and a binder. The feed mixture includes about 80% to 95% by weight bottom ash, or at least about 50% by weight bottom ash in combination with other waste materials, in combination with a polyis... | 01/30/2001 |
| 6098531 | Scrap tire collection, volume reduction, and transportation A method of handling scrap tires including providing a satellite tire collection enclosure constructed of baled tires and sized to receive scrap tires, collecting scrap tires inside the tire collection enclosure until the enclosure is at or near capacity,... | 08/08/2000 |
| 6017595 | Structural building materials or articles obtained from a composite including polymeric materials, solid waste material, and reinforcing materials This invention relates to a mixed composition for making structural building materials or articles; wherein the composition comprises a prepared or reprocessed solid or sludge waste material such as impure lime obtained, in particular, from water treatmen... | 01/25/2000 |
| 5890425 | Scrap tire collection, volume reduction, and transportation A method of handling scrap tires is disclosed, including providing a satellite tire collection enclosure constructed of baled tires and sized to receive at least about 2400 scrap tires, collecting scrap tires inside the tire collection enclosure until the... | 04/06/1999 |
| 5674176 | Method for treatment of solid waste to minimize heavy metals This invention relates to the treatment of contaminated materials including soils and solids, and in particular to chemical treatment of waste or solids containing high levels of heavy metals such as lead, by treating the waste or solid with an additive f... | 10/07/1997 |
| 5601891 | Plastic container made from a fusion blend of post consumer plastic and ethylene polymers A plastic container made from a fusion blend of a post consumer resin and a high density polyethylene copolymer resin. The post consumer is primarily a high density homopolymer and may contain small amounts of colored plastic containers and propylene resi... | 02/11/1997 |
| 5542538 | System for use in recycling of waste material A system of waste material recycling involving the formation of bales of recyclable waste, the bales consisting essentially of recyclable waste material and waste storage containers therefor, wherein the waste storage containers are filled by the individu... | 08/06/1996 |
| 5516830 | Sprayable composition A sprayable composition and a method of protecting material with the composition is disclosed. The composition comprises a polymer such as hydroxyethyl cellulose, clay, and water to provide a cover layer which, after spraying, is tough, flexible and water... | 05/14/1996 |
| 5484631 | Press-through foil for press-through packaging A press-through foil (2) for press-through packaging (1) is formed from a plastic mixture made up of such plastics that, in the melt and in the foil formed therefrom, they form at least two phases, that is non-homogeneities, so that the tensile strength a... | 01/16/1996 |
| 5472750 | Construction elements made from tire carcasses A general purpose laminated construction block element is constructed from discarded rubber-like material such as tire casings or belt conveyor straps. Tire casings are first cut open and laid flat to form flattened mats. The mats are then stacked and sec... | 12/05/1995 |
| 5462777 | Wrapping multilayer film A wrapping multilayer film comprising at least 5 layers of (A) both the outermost layers each comprising an ethylene--olefin copolymer having an ethylene content of at least 50 mol %, (B) layers each comprising a propylene polymer and being disposed between ... | 10/31/1995 |
| 5419967 | High gas barrier co-extruded multilayer films By addition of methacrylate/unsaturated acid and/or vinyl amide copolymers, poly(vinyl alcohol) can be melt-processed and co-extruded with structural polymers like poly(ethylene terephthalate) to form multilayer films and objects with good adhesion betwee... | 05/30/1995 |
| 5416251 | Method and apparatus for the solidification of radioactive wastes and products produced thereby Methods for the encapsulation and solidification of waste material, particularly radioactive ion exchange resin bead media, are provided along with the apparatus to accomplish the methods, and the final encapsulated storage article. The ion exchange resin... | 05/16/1995 |
| 5411697 | Method for processing contaminated plastic waste A compress/melt waste processor includes a frame; a chamber housing having alls which define a chamber therein; a ram movably disposed in the chamber; a sensor which senses pressure applied by the ram; an actuator operatively connected to the ram to move t... | 05/02/1995 |
| 5409772 | Composite laminate A biodegradable composite laminate for the manufacture of packaging containers is provided. The composite laminate comprises a straight-chain, biodegradable 3-hydroxybutyric acid 3-hydroxyvaleric acid copolyester in a thin film which has been laminated on... | 04/25/1995 |
| 5358760 | Process for producing solid bricks from fly ash, bottom ash, lime, gypsum, and calcium carbonate A method of using waste materials produced by coal combustion to produce useful products. In one embodiment the invention provides solid bricks produced by compressing together fly ash, bottom ash, gypsum, calcium carbonate, and lime. These bricks have su... | 10/25/1994 |
| 5352497 | Sorbent pads for hazardous wastes A sorbent pad for protection against environmental damage by drums of hazardous waste is disclosed. The sorbent pad comprises sorbent fibers and, on the bottom, a barrier layer. The drum rests on the sorbent pad and any spills or condensation are sorbed b... | 10/04/1994 |
| 5340638 | Bulk material for packaging, packaging unit using same, process and apparatus for producing them Chips of cardboard, in particular of packing cardboard, which are formed by cutting flat, preferably used packing cardboard lengthwise and crosswise, and the bulk volume of which is increased by copings and/or bent-over portions and/or peaks and/or recess... | 08/23/1994 |
| 5330819 | Packaging material A packaging material consisting of small pieces for filling the cavities in packaging containers. The packaging material consists of an outer cover, of a coarse-porous, air-permeable, thin paper, as for example a highstrength wrapping tissue, which surrou... | 07/19/1994 |
| 5324554 | Core for photographic light-sensitive material A core for photographic light-sensitive material use made of wooden source material which can be recycled or decomposed in natural environment is disclosed. The core center is made of paper covered with a buffer layer made of 100% wooden pulp having a den... | 06/28/1994 |
| 5318827 | Carbonate polymer laminate structure According to the present invention there are obtained improved laminate structures comprising a substrate layer of a thermoplastic resin and a layer of crosslinked carbonate polymer on one or more surface areas. These structures have an excellent combinat... | 06/07/1994 |
| 5310584 | Thermoformable polypropylene-based sheet The invention provides a thermoformable sheet comprising a resinous polymer of propylene and an effective amount of a beta-spherulite nucleating agent, a process for making the sheet and articles thermoformed from the sheet.... | 05/10/1994 |
| 5306548 | Coextruded weatherable film structures and laminates A coextruded weatherable film for lamination to an underlying nonweatherable substrate, including, for example, a two-layer film structure including an outer layer of a weatherable polymer that provides weather resistance such as ethylene/propylene/noncon... | 04/26/1994 |
| 5296293 | Particulate material suitable for the removal of heavy metals A particulate material suitable for the removal of heavy metals from an aqueous effluent comprises a finely ground solid encapsulated in a microporous shell of a polyvinyl chloride. The solid may be peat. The shell comprises a sufficient amount of polyvin... | 03/22/1994 |
| 5290379 | Method of making a temporary sign panel A temporary sign panel is made by placing sheets of used newspaper on a flat surface to form a first layer, fixing two edges of the first layer to the surface, and covering the layer with a flour and water paste. A second layer of newspaper is placed on t... | 03/01/1994 |
