Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7258849 | Method for the production of nitric acid The invention relates to a method for the production of nitric acid having a concentration of between 50 and 76%, from ammonia and gas containing oxygen, under pressure, according to a single pressure method or dual pressure method. The expansion of the residual gas... | 08/21/2007 |
| 7179437 | Feeding device and process and feeding system which utilize the feeding device Feeding device for feeding burned lime to a reaction vessel for causticizing a soda liquor to caustic soda. The feeding device, in its upper part, comprises an inlet for a slurry of the burned lime and the soda liquor for formation of said slurry inside said feeding... | 02/20/2007 |
| 7134621 | Mixing apparatus A mixing apparatus wherein raw material may be crushed to fine particles of desirous size to be mixed uniformally by multi-layered mixing blocks. The mixing apparatus includes a plurality of mixing units piled up in a housing, and arrays of projections formed at the... | 11/14/2006 |
| 7121713 | Swinging agitator for a gypsum calcining apparatus and the like An agitation mechanism for a gypsum processing apparatus which includes a housing having a bottom wall, and at least one side wall. The housing can be constructed and arranged to receive and process gypsum-based products. An agitator frame having a similarly shaped ... | 10/17/2006 |
| 7105146 | Method and apparatus for hydration of calcium oxide An improved system for slaking of lime which does not rely on the weighing of materials delivered to the vessel where the mixing takes place. A control system is utilized to control the volume of lime and water delivered to insure that a preselected temperature is o... | 09/12/2006 |
| 6994833 | Reactor for catalytic gas phase oxidation In a shell-and-tube type reactor, the leakage between the upper and lower chambers is substantially decreased by tightly fitting the reaction tubes to the shield. The present invention provides a reactor for use in catalytic gas phase oxidation characterized by expa... | 02/07/2006 |
| 6926879 | Method of producing food grade hydrated lime A method is shown for producing food grade hydrated lime. A source of raw, hydrated lime is first passed through a classification step which divides the raw hydrated lime into a first fine stream and a first coarse stream. The first coarse stream is then passed to a... | 08/09/2005 |
| 6870627 | System for directed molecular interaction in surface plasmon resonance analysis Disclosed is apparatus and method for controlled surface plasmon resonance analysis having a surface plasmon resonance sensor (200) with a derivatized surface plasmon layer (116) in optical communication with the sensor, derivatizing the surface plasmo... | 03/22/2005 |
| 6746496 | Compact solid source of hydrogen gas A compact solid source of hydrogen gas, where the gas is generated by contacting water with micro-disperse particles of sodium borohydride in the presence of a catalyst, such as cobalt or ruthenium. The micro-disperse particles can have a substantially uniform diame... | 06/08/2004 |
| 6568842 | High capacity mobile lime slaker A continuous preparation of calcium hydroxide slurry can be made on a mobile apparatus that uses an eductor to initially combine metered flows of calcium oxide and water. The calcium hydroxide slurry is retained in a deaerating sump and then pumped into a... | 05/27/2003 |
| 6391192 | Apparatus for treating biological sludge An automated apparatus for introducing a mixed liquid base (lime) in a first container or tank (106, 106A) into a biological sludge in a second container (110, 110A and 110B) is described. The second container is used to house the sludge for a short perio... | 05/21/2002 |
| 6165420 | Production unit for producing high purity hydrochloric acid and using the same Disclosed is an apparatus for supplying hydrogen chloride gas from a hydrogen chloride gas generator to an absorbing reactor through a gas supply pipe, and a method for producing hydrochloric acid by allowing the gas absorbed in water in an absorbing reac... | 12/26/2000 |
| 6090347 | Test kit and use thereof The test kit includes a substrate and, welded or bonded thereto, a plastic sheet having blisters. One of the blisters is shaped as a siphon. The other blisters act as reaction vessels and also serve to receive and store a reagent. The test kit may contain... | 07/18/2000 |
| 6053010 | Apparatus for aging steel-making slag A method for aging steel-making slag comprising the steps of charging normal temperature steel-making slag crushed to the extent that the slag having a grain diameter of 25 mm or less which constitutes 80% or more of the total amount into a pressure vesse... | 04/25/2000 |
| 5746983 | Apparatus and process for calcification Improved device for slaking of lime, comprising a slaker (10) which is connected to a lime silo (24) and a conveyor (30) for supply of lime, equipped with a motor driven mixer (14) with a specially designed mixing organ. Through pipeline with exit valve t... | 05/05/1998 |
| 5434330 | Process and apparatus for separation of constituents of gases using gas hydrates A process and an apparatus for separating desired clathrate forming gases from a gas mixture containing the desired clathrate forming gases. The process includes providing a stream of the gas mixture, contacting the stream of the gas mixture with an aqueo... | 07/18/1995 |
| 5368731 | Vacuum assisted slaker classifier The grit conveyance system of a classifier having a wash region above the liquid layer is provided with a vacuum means in the wash region for positive removal of liquids through a metal screen for disposal.... | 11/29/1994 |
| 5294408 | Compact lime slaker A compact lime slaker has an inner vessel forming an initial slaking chamber disposed in an outer vessel forming a final slaking chamber, with agitators provided In both chambers. Slaked lime from the final slaking chamber is pumped to a collection trough... | 03/15/1994 |
| 4917869 | Lime hydrating plant and process of lime hydrating as well as flue gas desulfurization plant with such a lime hydrating plant and process of flue gas desulfurization A lime hydrating plant is provided with an external cooler 16 in which the rawer solids portion which is recirculated into a return flow fluidizer 2 (hydrater) is cooled outside the hydrater. This means that less water has to be atomized into the return f... | 04/17/1990 |
| 4842831 | Chlorine hydrate tank In a chlorine hydrate tank wherein a chlorine gas supply pipe is inserted into a tank holding chilled water therein and chlorine gas in blown into the water through the pipe to form a chlorine hydrate, a hollow cylinder having an opening in an upper-side ... | 06/27/1989 |
| 4741896 | Lime processing apparatus A lime processing apparatus has a transportable base and a reaction vessel mounted on the base. The reaction vessel has an inlet end for receiving a pressurized flow of water and lime and has a discharge end. A mechanical agitator is rotatably mounted wit... | 05/03/1988 |
| 4636364 | Apparatus for producing a stream of aerosol A method and apparatus for producing a directed aerosol stream from gaseous and/or vapor phase reactants by conveying the reactants to a reaction site, reacting the reactants at the reaction site in a flame free chemical reaction to produce an aerosol com... | 01/13/1987 |
| 4588559 | Lime slaking system including a cyclone and classifier for separating calcium hydroxide and grit particles from a slurry thereof A lime slaking system for hydration of lime and removal of unwanted grit, particularly for formation of reactive slaked lime to be used in SO2 scrubbing of effluent gases, comprising a series of slaking vessels (10, 12) for reacting CaO and wat... | 05/13/1986 |
| 4482528 | Lime slaking and grit removal process utilized in SO2 removal A lime slaking system for hydration of lime and removal of unwanted grit, particularly for formation of reactive slaked lime to be used in SO2 scrubbing of effluent gases, comprising a series of slaking vessels (10,12) for reacting CaO and wate... | 11/13/1984 |
| 4468256 | Process for the hydrolysis of cellulose from vegetable raw materials to glucose and apparatus for performing the process A process for the hydrolysis of cellulose from vegetable raw materials to glucose, particularly using wood as the raw material, comprises conveying the raw material through a hydrolysis zone in finely comminuted form, the raw material being impregnated wi... | 08/28/1984 |
| 4436703 | Lime slaker The invention is an improved lime slaker in which the lime is combined with the slaking liquor in a vertical conduit which extends below the level of the liquor in the slaker vessel. The slaking liquor is introduced into the conduit at a high velocity tan... | 03/13/1984 |
| 4389376 | Apparatus for the preparation of slaked lime solution This invention relates to an apparatus for the continuous preparation of aqueous solution of slaked lime solids with fresh water. The apparatus comprises a main vessel having an inverted truncated cone including a smallest and closed bottom. There is prov... | 06/21/1983 |
| 4261953 | Lime slaking apparatus An improved lime slaking system including agitator means effective for mechanical comminution of particulate lime during the hydration thereof.... | 04/14/1981 |
| 4154798 | Apparatus for producing a homogeneous, chemically reactive system Apparatus for producing a homogeneous, chemically reactive system of a starting material of highly viscous or pasty consistency, and at least one further reaction partner which is added to the starting material to chemically treat the starting material. T... | 05/15/1979 |
| 4126420 | Hydrolysis column for an ammonium diuranate conversion line processing system A hydrolysis column, used to hydrolyze uranium hexafluoride gas with water in an ammonium diuranate conversion process, which includes a pipe having a water inlet, a connector inserted in the pipe intermediate its length, and a gas nozzle connected to the... | 11/21/1978 |
| 3998596 | Apparatus for treating by-product gypsum to be used as an inhibitor for setting of cement Apparatus comprising means for dispersing comminuted limestone in a stream of hot gas and calcining it to form quicklime; a calcining chamber into which comminuted gypsum and the stream of hot gas containing the quicklime are introduced wherein the gypsum... | 12/21/1976 |
