Bizarre Patents
An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8017021 | Sludge processing apparatus and method Material to be processed, such as sludge, is deposited into the trough having an auger operating at a rotational speed and direction so as to force the material received within the trough upstream against a rigid surface for breaking up the sludge. A cutting fluid i... | 09/13/2011 |
| 7368061 | Process and device for the production of elastomer-modified thermoplastics A continuous process for the production of an elastomer-modified thermoplastic is disclosed. The process entails (i) obtaining graft elastomer (D) having residual moisture content of 1 to 50 wt. %, particularly 5 to 50 wt. %, particularly preferably 10 to 40 wt. %, ... | 05/06/2008 |
| 7255798 | Recycling of used perfluorosulfonic acid membranes A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating the components. Active membranes are produced from the recycled mater... | 08/14/2007 |
| 7052599 | Method and apparatus for reuse of abrasive fluid used in the manufacture of semiconductors An apparatus and method recycles the abrasive fluid or slurry effluent used in the polishing step in the manufacture of semiconductors. Agglomerations of abrasive grains built up in the slurry effluent are crushed using a mill, ultrasonic oscillation, or pressurized... | 05/30/2006 |
| 6960293 | Waste processing system A system and method for pre-treating grease and other similar wastes prior to introducing them into a waste water treatment facility so that the grease, etc., does not clog the waste water treatment facility equipment. The system includes a tank for receipt of the g... | 11/01/2005 |
| 6846422 | Sludge stripping process and system A method and system for removing volatile organic compounds (VOCs) from sludge advantageously utilizes a stripper for removing the VOCs directly from the sludge to convert the sludge into a non-hazardous material. Preliminary steps of mixing may include addition of ... | 01/25/2005 |
| 6821437 | Method for separating a machining suspension into fractions The present invention relates to a method of separating a machining suspension into fractions including abrasive grains and attrition material, such as a suspension produced in the course of the mechanical machining of silicon, quartz or ceramic material, from a cut... | 11/23/2004 |
| 6726841 | Method for the purification and recovery of non-gelatin colloidal waste encapsulation materials Method for treating non-gelatin colloidal encapsulation waste materials in which the waste is combined, optionally, with a solvent capable of dissolving the non-gelatin colloidal encapsulation material, and any softening agent contained therein, and then treating th... | 04/27/2004 |
| 6692644 | Process for recovering oil and sulfonates from filtration panel Process for treating filtration panels obtained by the filtration of oils containing sulfonates of earth-alkaline metal, the above filtration being carried out in the presence of filter aids essentially consisting of siliceous material, which comprises: (... | 02/17/2004 |
| 6638436 | Method and arrangement for regenerating a contaminated metal bath A method and a system for regenerating a metal bath contaminated by mixed crystals, particularly a tin bath (17) in a hot-dip coating process. A partial stream of the tin bath (17) is removed from the coating tank (15) and is first of all heated above its... | 10/28/2003 |
| 6627072 | Filter system for a paraffin spa A paraffin filter system (10) includes an in-line low-profile particulate filter (20) connected to a suction tube (14) which is used as an inlet to the paraffin filter system (10). A paraffin pump (54) pumps the melted paraffin from a paraffin spa (12) th... | 09/30/2003 |
| 6468994 | Budesonide particles and pharmaceutical compositions containing them The invention provides finely divided, substantially crystalline particles of budesonide characterized in that they are substantially smooth and having a BET value of from 1 to 4.5 m2/g, a process for their preparation, a pharmaceutical composition compri... | 10/22/2002 |
| 6346523 | Budesonide particles and pharmaceutical compositions containing them The invention provides finely divided, substantially crystalline particles of budesonide characterized in that they are substantially smooth and having a BET value from 1 to 4.5 m2 /g, process for their preparation, a pharmaceutical composition... | 02/12/2002 |
| 6165368 | Method of controlling deposition of foulants in processing equipment used to process products streams produced by the dehydrogenation of aliphatic hydrocarbons A method for controlling the deposition of foulants such as polynuclear aromatic compounds on the internal surfaces of equipment in a processing train used to process a product stream obtained by dehydrogenating an aliphatic compound containing from 2 to ... | 12/26/2000 |
| 6123855 | Dewatering of calcium carbonate The present invention relates to dewatering of an aqueous slurry of calcium carbonate. More particularly, the present invention relates to the use of non-ionic surfactants in dewatering aqueous slurries of an aragonitic precipitated calcium carbonate. Cal... | 09/26/2000 |
| 6001245 | Separating solid particles from used lubricant compositions A process for separating oil from a lubricant composition containing solid particles. The contaminated lubricant composition is mixed with liquid or supercritical CO2 before the lubricant composition and CO2 mixture is filtered throu... | 12/14/1999 |
| 6001265 | Recovery of coolant and abrasive grains used in slicing semiconductor wafers A system for reusing water soluble slurry waste fluid wherein separated available abrasive grains and extracted water soluble coolant are reused. This system is capable of reducing a disposal cost due to a reduction of a load to a waste water disposal pla... | 12/14/1999 |
| 5945001 | Method for the purification and recovery of waste gelatin using diafilters A process for the recovery and purification of waste gelatin, especially from the manufacture of soft gelatin capsules includes the steps of effecting dissolution of the gelatin and other water-soluble components of the waste in a solvent such as deionize... | 08/31/1999 |
| 5904858 | Filter with turbulence generating turbine and separation method A filter for separation of a liquid from a solid has a turbine surrounded by an elongated filter body and forms a short first stage with short-pitch blades, providing a high axial impulse and low radial impulse, followed by a long second stage with long-p... | 05/18/1999 |
| 5882527 | Method of accelerating the dissolution rate of accumulated filter cake by channeling gas bubbles through the cake A process of dissolving solid waste material in packed beds comprises the addition to the packed bed of a solvent for the solid waste and a material which releases a gas on contact with the solvent which forms channels in the packed bed allowing more rapi... | 03/16/1999 |
| 5846314 | Process for treating a waste material resulting from an oil recovery from tar sands process A method of treating a dilute aqueous suspension of solid particulate material comprising waste material from a process for recovering petroleum from oil sand includes diluting the suspension with at least 75% of its own volume of water thereby to increas... | 12/08/1998 |
| 5830369 | System for reusing oily slurry waste fluid A system for reusing oily slurry waste fluid is capable of decreasing the total amount of oily slurry waste fluid to be discarded by collecting and reusing available abrasive grains, oil and water from the oily slurry waste fluid, thereby reducing the vol... | 11/03/1998 |
| 5807490 | Method of separating polymers from mixtures thereof A method of separating two immiscible, melt-viscosity-differing thermoplastic polymer components from a mixed liquid stream thereof forms two discrete and continuous phases having a sheath/core configuration, wherein the sheath substantially contains the ... | 09/15/1998 |
| 5782188 | Pyrolytic combustion apparatus and method A method and apparatus for incinerating waste material and in particular, for incinerating particulate material resulting from the shredding of vehicles. The particulate material is fed to one end of a rotary drum, and is subjected in the drum to pyroliti... | 07/21/1998 |
| 5730885 | Screen packs for reducing gels in polypropylene copolymers The present invention teaches a method for reducing the number and size of polymeric gels in a polypropylene blend by filtering the blend through multiple filter screens during the extrusion of the blend.... | 03/24/1998 |
| 5698603 | Expandable styrene polymers containing recycled material The present invention relates to expandable styrene polymers containing recycled polystyrene, having a recycled material content of from 10 to 50% by weight, based on the total weight of the polystyrene, to which alkyldi(2-hydroxyethyl)amines have been ad... | 12/16/1997 |
| 5679767 | Purification process of aliphatic polyester The invention is a purification process of an aliphatic polyester prepared in the presence of a catalyst from a hydroxycarboxylic acid or a cyclic ester of a hydroxycarboxylic acid, or a combination of an aliphatic polyhydric alcohol with an aliphatic pol... | 10/21/1997 |
| 5630945 | Method for recovering uncrosslinked synthetic resin waste A method for recovering an uncrosslinked synthetic resin waste including dissolving the uncrosslinked synthetic resin waste in a solvent containing, as an active ingredient, one or more oxyisobutyric acid esters selected from an alkyl -alkoxyisobut... | 05/20/1997 |
| 5578222 | Reclamation of abrasive grain The invention provides a process for recovering abrasive grains from vitreous bonded materials by boiling the material in an aqueous solution of an alkali metal base.... | 11/26/1996 |
| 5518606 | Method for treating pitch Solid debris of rocks and scrap metal, etc., which are embedded in recoverable petroleum material such as solid or semisolid pitch or tar deposits, are separated from the petroleum material by a high pressure spray carried out in a closed separation vesse... | 05/21/1996 |
| 5496923 | Purification process of aliphatic polyester A purification process of an aliphatic polyester prepared in the presence of a catalyst from a hydroxycarboxylic acid or a cyclic ester of a hydroxycarboxylic acid, or a combination of an aliphatic polyhydric alcohol with an aliphatic polybasic acid, or a... | 03/05/1996 |
| 5272216 | System and method for remotely heating a polymeric material to a selected temperature Both a system and method are provided for remotely heating a polymeric material to a selected temperature. The system generally comprises particulate ferromagnetic material dispersed throughout the polymeric material to form a composite, wherein the parti... | 12/21/1993 |
| 5266220 | Method for melting contaminated snow and washing solids held therein A method for melting snow containing solids and chemical contaminants and washing the solids is disclosed therein. The method includes the steps of heating the snow mixture within a hopper to melt the snow into water, gravitationally separating the solids... | 11/30/1993 |
| 5232606 | Process for recycling of supported or contaminated PVC A method is provided for recovering PVC from a material including PVC and one or more non-PVC components, in which the material is mixed with a sufficient amount of a plasticizer at an effective temperature, preferably in the range of 100°-200° C., to g... | 08/03/1993 |
| 5219468 | Method for dewatering using addition of water to facilitate material movement A liquid separator apparatus to extract liquid, usually water, from a water-solids mixture. The apparatus includes liquid separator device with a housing with an inlet and an outlet separated by a liquid extraction chamber. The housing sidewalls defining ... | 06/15/1993 |
| 5183578 | Process for the extraction or flushing out of a substance from a heterogenous system, and installation for carrying out the process The process and the continuously working installation are intended for the extraction or flushing out of a substance from a heterogenous system with a solid phase of fibrous or granular material by means of a liquid, which, in the course of the process, f... | 02/02/1993 |
| 5151199 | Process and apparatus for controlling froth of an instant coffee beverage Bubble size of a froth created during the preparation and dispensing of an instant coffee beverage is controlled by passing the coffee beverage through at least two adjacent screens coaxially and adjacently positioned at a distance from one another, one i... | 09/29/1992 |
| 5149445 | Process and apparatus for the purification of substances A substance is provided in molten form and then converted into crystallized pellets. The pellets are conveyed into a vessel having an open lower end, whereby the pellets continuously advance downwardly. As the pellets advance, they are subjected to a hot ... | 09/22/1992 |
| 5138075 | Extractive separation method The present invention provides an extractive separation method in which a solute contained in a medium can be efficiently extracted and separated with a lower consumption of energy under the remarkably gentle operating conditions. This method consists in ... | 08/11/1992 |
| 5112495 | Method of cleaning up petroleum oil spills The improved method employs hydrocarbon wax, preferably paraffin wax, as the cleaning agent for petroleum oil spill slicks. The method includes spraying the molten wax on the petroleum oil-covered surface of, for example, an ocean or a coastline, allowing... | 05/12/1992 |
