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| Number | Title | Issue Date |
| 5497973 | Theft resistant sign clamp A sign clamp and method of installing signs to make the sign theft resistant, safe, and attractive in appearance by designing the clamp to block access to the bolt attaching the sign to the clamp and restricting the removal of the clamp.... | 03/12/1996 |
| 5443469 | Intramedullary reaming tissue protection guard An intramedullary reaming tissue protection guard consisting of a cylindrical tube and having means of applying suction is disclosed.... | 08/22/1995 |
| 5438049 | 16-epiestriol to prevent, inhibit, or reduce inflammation without glycogenic effects A method for the treatment of inflammation, its signs and symptoms, in a mammal which comprises the administration of an anti-inflammatory effective amount of 16-epiestriol without glycogenic related adverse side-effects.... | 08/01/1995 |
| 4793985 | Method of producing ultrafine ground calcium carbonate A process for producing ultrafine ground calcium carbonate is disclosed in which a dry feed stone is slurried to a 15 to 60% by weight solids slurry and dispersed with an organic dispersant. The dispersed slurry is fed to an attrition mill where it is bea... | 12/27/1988 |
| 4675164 | Reactor feed tube adjustable mounting assembly and method A mounting assembly 4 is provided for a feed tube 12 of a high-temperature fluid-wall reactor of the type having a vertically oriented reactor tube heated to incandescence for emitting radiation radially inward to a reaction zone. The mounting assembly 4 ... | 06/23/1987 |
| 4424124 | Method and magnetic separator for removing weakly magnetic particles from slurries of minute mineral particles A method and a magnetic separator are disclosed particularly for the removal of particles of low magnetic susceptibility, present usually as impurities and often largely of submicron sizes, from aqueous slurries of clay or other minute mineral particles. ... | 01/03/1984 |
| 4422880 | Precipitated siliceous products A method for producing a precipitated silicon dioxide having a new combination of physical and chemical properties is disclosed. The pigments are produced by acidulating a solution of an alkali metal silicate with an acid under controlled precipitation co... | 12/27/1983 |
| 4421527 | High fluoride compatibility dentifrice abrasives and compositions Novel precipitated silicon dioxide abrasive compositions which can be incorporated into therapeutic toothpaste compositions containing both soluble fluoride salts and soluble phosphate salts are disclosed. The abrasives comprise low structure precipitated... | 12/20/1983 |
| 4420312 | Method for production of high fluoride compatibility dentifrice abrasives and compositions Novel precipitated silicon dioxide abrasive compositions which can be incorporated into therapeutic toothpaste compositions containing both soluble fluoride salts and soluble phosphate salts are disclosed. The abrasive comprise low structure precipitated ... | 12/13/1983 |
| 4391638 | Method for reclaiming ink waste An improved method for reclaiming waste printing ink is provided wherein waste offset ink is diluted and, thereafter, free water and waste fibrous material is separated through specific gravity differential. A centrifugal method is provided to facilitate ... | 07/05/1983 |
| 4372221 | Folding pallet A pallet is disclosed which is particularly adapted for supporting in stacked relation thereon groups of articles so as to facilitate fork lift handling and which is fabricated by cutting, scoring and folding a generally rectangular sheet of foldable mate... | 02/08/1983 |
| 4340583 | High fluoride compatibility dentifrice abrasives and compositions Novel precipitated silicon dioxide abrasive compositions which can be incorporated into therapeutic toothpaste compositions containing both soluble fluoride salts and soluble phosphate salts are disclosed. The abrasive comprise low structure precipitated ... | 07/20/1982 |
| 4340584 | Therapeutic dentifrices in unlined container and methods The corrosion and staining of unlined aluminum tube surfaces by dentifrices such as toothpastes, particularly when the dentifrices contain therapeutic agents, is substantially prevented by incorporation into the dentifrice of a controlled amount of an alk... | 07/20/1982 |
| 4336245 | Novel precipitated siliceous products and methods for their use and production A method for producing a precipitated silicon dioxide having a new combination of physical and chemical properties is disclosed. The pigments are produced by acidulating a solution of an alkali metal silicate with an acid under controlled precipitation co... | 06/22/1982 |
| 4336219 | Method for pelletizing silica A method of making pellets from silica, sodium silicates and sodium aluminosilicates by pelletizing the materials in the presence of ammonium stearate. Upon removal from the pelletizer, the formed pellets are dried.... | 06/22/1982 |
| 4330518 | Removal of contaminants from zeolite mother liquors The contaminants level of a mother liquor can be reduced in the process of forming solutions of sodium aluminate and sodium silicate, adding together the two solutions to produce a reaction mixture comprising a mother liquor and an amorphous sodium alumin... | 05/18/1982 |
| 4315844 | Organic elastomers containing kaolin clay modified with isocyanate coupling agents and mercaptoethanol An organic elastomer of low heat buildup is made by blending into the elastomer a kaolin clay which has been surface treated with a diisocyanate compound. One method of treating the kaolin clay is to vaporize the diisocyanate compound and contact the vapo... | 02/16/1982 |
| 4312845 | Method of producing amorphous silica of controlled oil absorption A new silica is formed by hydrothermally reacting an aqueous dispersion of silica and sodium hydroxide, under certain conditions, to form a partly polymerized silicate; spray drying the mixture to form spheres of polysilicate; reacting the polysilicate wi... | 01/26/1982 |
| 4311609 | Method of producing inorganic water-softening beads A non-water dispersible water-softening bead is disclosed having from 80 to 90% sodium alumino silicate and from 10 to 20% low density polyethylene. The bead has a diameter of between 200 and 1000 microns and a calcium capacity of at least 200 mg calcium ... | 01/19/1982 |
| 4309399 | Upgrading of thermal black reject material Reject material which has been removed from a thermal black process by a screen and impinged on a plate in the bag filter, can be upgraded by removing material which has been reduced in size by being sucked into the bag filter, and adding that material to... | 01/05/1982 |
| 4296000 | Adsorbents for polyol purification A new silica is formed by hydrothermally reacting an aqueous dispersion of silica and sodium hydroxide, under certain conditions, to form a partly polymerized silicate; spray drying the mixture to form spheres of polysilicate; reacting the spray dried pol... | 10/20/1981 |
| 4289629 | Removal of contaminants from strongly alkaline solution The chloride ion and carbonate ion concentrations of a strongly alkaline solution can be reduced by the process of mixing sodium aluminosilicate into the solution, heating the resulting solution to a temperature of at least 90 degrees Celsius to form a so... | 09/15/1981 |
| 4288342 | Inorganic water-softening bead An inorganic water-softening bead is disclosed having a density of from 36 to 46 lbs/cu ft consisting of at least 66% of sodium alumino silicate on an anhydrous basis; from 1 to 20% of sodium silicate; from 1 to 20% of a solubilizing agent, such as sodium... | 09/08/1981 |
| 4281799 | Process for improved magnetic beneficiation of clays An improved method for separating minute, weakly magnetically susceptible particles from an aqueous clay-water slurry containing said particles in minor concentration with substantially non-magnetic minute mineral particles. In accordance with the improve... | 08/04/1981 |
| 4282199 | Carbon black process The tail gas generated by the carbon black process can be used as a source of fuel for drying carbon black without adversely affecting the product properties of the end product if the dried carbon black is heat treated using a fuel free of sulfur and nitr... | 08/04/1981 |
| 4280822 | Method for production of abrasive composition for use in toothpaste The corrosion and staining of unlined aluminum tube surfaces by dentifrices such as toothpastes, particularly when the dentifrices contain therapeutic agents, is substantially prevented by incorporation into the dentifrice of a controlled amount of an alk... | 07/28/1981 |
| 4272509 | Precipitated silicon dioxide cleaning agent and dentifrice composition A synthetic precipitated silicon dioxide is provided which is an abrasive agent for use in toothpaste or other dentifrice compositions wherein the precipitated silicon dioxide has a controlled particle size, narrow size distribution and controlled functio... | 06/09/1981 |
| 4264562 | Method of producing zeolite Y Zeolite X can be produced in a reaction mixture having a SiO2 /Al2 O3 molar ratio greater than 5:1. Zeolite A can be produced in a reaction mixture having a SiO2 /Al2 O3 molar ratio greater... | 04/28/1981 |
| 4261964 | Utilization of combustible components of a tail-gas in the manufacture of carbon black at a high production rate The present invention provides an effective means of increasing the production rate of a carbon black process. A hydrocarbon fuel is burned in an insufficient amount of air to support complete combustion to produce a hot gas mixture which produces a tail-... | 04/14/1981 |
| 4260454 | Precipitated siliceous products used in paper A method for producing a precipitated silicon dioxide having a new combination of physical and chemical properties is disclosed. The pigments are produced by acidulating a solution of an alkali metal silicate with an acid under controlled precipitation co... | 04/07/1981 |
| 4248600 | High solids aqueous silica dispersion A method for increasing the bulk density of silica. Acid is added to an aqueous silica wet cake slurry to bring the pH to about 1.8 to 4.0, and dry fine particle silica is added with an agitator rpm of at least 2000 rpm. The acid and silica are alternatel... | 02/03/1981 |
| 4246220 | Process for producing pelletized kaolin clay A process for making densified kaolin clay pellets of high bulk density, good handling and bulk flow properties, and low moisture content is disclosed. The process consists essentially of mixing substantially dry kaolin clay with steam to bring the total ... | 01/20/1981 |
| 4244707 | Abrasive composition for use in toothpaste The corrosion and staining of unlined aluminum tube surfaces by dentifrices such as toothpastes, particularly when the dentifrices contain therapeutic agents, is substantially prevented by incorporation into the dentifrice of a controlled amount of an alk... | 01/13/1981 |
| 4243428 | Processes for the manufacturing of precipitated silica Process for the manufacturing of silicas having a specific surface area ranging between 100 and 600 sq m/g, which does not vary upon drying, due to the action of a strong acid on an alkaline silicate, characterized by the fact that the addition of strong ... | 01/06/1981 |
| 4241001 | Process for producing pelletized pigmentary materials A process for making densified pellets of pigmentary materials such as kaolin clay and talc of high bulk density, good handling and bulk flow properties, and low moisture content is disclosed. The process consists essentially of mixing substantially dry p... | 12/23/1980 |
| 4235856 | Method of producing a zeolite of controlled particle size Zeolite X can be produced in a reaction mixture having a SiO2 /Al2 O3 molar ratio greater than 5:1. Zeolite A can be produced in a reaction mixture having a SiO2 /Al2 O3 molar ratio greater... | 11/25/1980 |
| 4230458 | Process for pelletizing wet siliceous particulates An improved process for pelletizing siliceous materials produced in an aqueous medium is disclosed. The process comprises the improvement of filtering the aqueous medium in which the siliceous materials are produced or refined, forming a slurry of the fil... | 10/28/1980 |
| 4230593 | Inorganic water-softening bead A non-water dispersible water-softening bead is disclosed having from 80 to 90% sodium alumino silicate and from 10 to 20% low density polyethylene. The bead has a diameter of between 200 and 1000 microns and a calcium capacity of at least 200 mg calcium ... | 10/28/1980 |
| 4221771 | Preparation of dawsonite Dawsonite is formed by reacting alumina trihydrate with sodium bicarbonate in a sodium carbonate solution under pressure at a temperature between 100° and 200° C. for 30 minutes to 4 hours. The alumina trihydrate concentration is no greater than 86 gram... | 09/09/1980 |
| 4213874 | Synthetic amorphous sodium aluminosilicate base exchange materials A method for producing certain novel finely divided amorphous, precipitated alkali metal alumino silicates having a increased ion exchange properties is disclosed. The products of the invention are produced by commingling and precipitating, under certain ... | 07/22/1980 |
