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| Number | Title | Issue Date |
| 7291565 | Method and system for treating a substrate with a high pressure fluid using fluorosilicic acid A method and system is described for treating a substrate with a high pressure fluid, such as carbon dioxide in a supercritical state. A process chemistry is introduced to the high pressure fluid for treating the substrate surface. The process chemistry comprises fl... | 11/06/2007 |
| 7276184 | Surfactant assisted nanomaterial generation process A process for the preparation of nanoscale particulate material is described comprising: (i) combining one or more functional material to be precipitated as nanoscale particles and one or more surface active material in a compressed CO2 phase with a densi... | 10/02/2007 |
| 7105136 | Controlled morphogenesis of copper salts In a method for preparing copper salts from at least one cupriferous and one additional reactant, the reactants are used to prepare micro-emulsions while employing at least one block polymer, the intermediate products obtained this way are mixed and reacted together... | 09/12/2006 |
| 7060422 | Method of supercritical processing of a workpiece An apparatus for supercritical processing and non-supercritical processing of a workpiece comprises a transfer module, a supercritical processing module, a non-supercritical processing module, and a robot. The transfer module includes an entrance. The supercritical ... | 06/13/2006 |
| 7044662 | Developing photoresist with supercritical fluid and developer An apparatus for developing a polymeric film without the need for a water rinse step is disclosed. An object having a surface supporting a polymeric film is placed onto a support region within a pressure chamber of the apparatus. A fluid and developer is introduced ... | 05/16/2006 |
| 7029504 | Method for producing calcium nitrate granules This invention relates to a method for producing calcium nitrate granules. A calcium nitrate melt is sprayed into a re-circulating bed of a first fluidized bed granulator, wherein the re-circulating bed is supplied with air that has been conditioned and heated to a ... | 04/18/2006 |
| 7002044 | Catalysis by water-soluble organometallic complexes in water-in-densified fluid microemulsions A microemulsion containing water, a densified fluid, a surfactant, and an organometallic catalyst is used to catalyze chemical reactions. The organometallic catalyst preferably has substantial solubility in the water phase of the microemulsion. Separation of reactio... | 02/21/2006 |
| 6974780 | Semiconductor processing methods of chemical vapor depositing SiO on a substrate The invention provides semiconductor processing methods of depositing SiO2 on a substrate. In a preferred aspect, the invention provides methods of reducing the formation of undesired reaction intermediates in a chemical vapor deposition (CVD) decompositi... | 12/13/2005 |
| 6958133 | Flue gas desulfurization process and apparatus for removing nitrogen oxides An apparatus and process for removing acidic gases and NOx from flue gases produced by utility and industrial plants. The process and apparatus convert NOx, and particularly nitric oxide, to nitrogen dioxide, which is then reacted to form a valuable byproduct. The p... | 10/25/2005 |
| 6926012 | Method for supercritical processing of multiple workpieces An apparatus for supercritical processing of multiple workpieces comprises a transfer module, first and second supercritical processing modules, and a robot. The transfer module includes an entrance. The first and second supercritical processing modules are coupled ... | 08/09/2005 |
| 6911188 | Production of two alkali metal salts by a combined ion exchange and crystallization process The invention relates a process for producing an alkali metal nitrate and an alkali metal phosphate in the same process from a phosphate raw material and a nitrate raw material comprising the steps of: a) reacting the phosphate raw... | 06/28/2005 |
| 6872375 | Synthesis of hexammine cobaltic salts The invention provides an effective and efficient method of making a hexammine cobaltic salt, such as hexammine cobaltic nitrate, in a consistent fashion through the control of one or more selected parameters of manufacture. Specific parameters considered and evalua... | 03/29/2005 |
| 6797035 | Oxidizing additives for control of particulate emissions The present invention discloses a process for removing undesired particles from a gas stream including the steps of contacting an additive containing nitrate and/or nitrite anions with the gas stream; collecting the undesired particles and additive on a collection s... | 09/28/2004 |
| 6759022 | Flue gas desulfurization process and apparatus for removing nitrogen oxides An apparatus and process for removing acidic gases and NOx from flue gases produced by utility and industrial plants. The process and apparatus convert NOx, and particularly nitric oxide, to nitrogen dioxide, which is then reacted to form a valuable byproduct. The p... | 07/06/2004 |
| 6306494 | Fine particulate synthetic chalcoalumite compounds, process for their production, and heat insulator and agricultural film containing the fine particulate synthetic chalcoalumite compounds Novel, fine particulate synthetic chalcoalumite, process for preparation thereof, and a heat insulating agent and agricultural film containing said fine, particulate synthetic chalcoalumite. The above objects are met by synthetic chalcoalumite represented... | 10/23/2001 |
| 6083331 | Burn rate-enhanced high gas yield non-azide gas generants Gas generant compositions and methods of processing are provided which produce or result in a relatively high burning rate and low burning rate pressure exponent, while also desirably providing a high gas output, as compared to normal or typical gas gener... | 07/04/2000 |
| 5958353 | Method for reducing atmospheric pollution The invention provides a method for reducing atmospheric pollution caused by a pollutant selected from the group consisting of CO2, SO2 and a mixture thereof, the pollutant being contained in industrial gases being emitted to the atm... | 09/28/1999 |
| 5861133 | Synthetic chalcoalumite compounds and process for producing thereof A synthetic chalcoalumite compound represented by the formula (1) (Zna-x2+ Mx2+)Al43+ (OH)b (An-)c.mH.sub.2 O (1) wherein M2+... | 01/19/1999 |
| 5716591 | Process for producing calcium nitrate-urea adduct Calcium nitrate-urea adduct, a product having the formula Ca(NO3)2.4CO(NH2)2 !, is obtained by means of a process which basically consists of the following steps: mixing molten urea and calcium nitrate; feeding the... | 02/10/1998 |
| 5437852 | Water-soluble pre-ceramic polymers and methods of their production A method of making water soluble pre-ceramic polymers includes heating hydrated metal salts above their melting points. A flow of air drives off water and most of the ligands. Polymerization occurs in the melt and the remaining side groups make the polyme... | 08/01/1995 |
| 5389298 | Colloidal dispersions of cerium (IV) compounds in aqueous media Weakly acidic colloidal dispersions of cerium (IV) compounds in aqueous media, the colloidal solids of which having the general formula Ce(A)x (NO3)y (OH)4-x-y, in which A is the anion of a water-soluble monoval... | 02/14/1995 |
| 5266201 | Process for the purification of aqueous solutions polluted by nitrate ions The invention relates to a process for the purification of aqueous solutions polluted by nitrate ions. This process is characterised in that it consists in precipitating hydrated double or mixed calcium nitroaluminates, such as, in particular, hydrated ca... | 11/30/1993 |
| 5238671 | Chemical reactions in reverse micelle systems This invention is directed to conducting chemical reactions in reverse micelle or microemulsion systems comprising a substantially discontinuous phase including a polar fluid, typically an aqueous fluid, and a microemulsion promoter, typically a surfactan... | 08/24/1993 |
| 5196178 | Method of producing dustfree silver nitrate In order to produce dustfree silver nitrate which can be readily dosed, silver nitrate is atomized in a molten state. A purity of the silver nitrate of greater than 99%, a pH of 2 to 6, and the exclusion of light during the atomizing are necessary.... | 03/23/1993 |
| 5192355 | Manufacturing and using nitrogen fertilizer solutions on a farm To make and use nitrogeneous fertilizer on a farm, nitrogen oxides are prepared in a continuous process from air or from ammonia in a reactor, with the ammonia either being transported to the farm or local site in a farming area or being prepared on the s... | 03/09/1993 |
| 5112783 | Conductive copper oxide ceramics and process for producing same Cubic conductive copper oxide ceramics which are represented by the following formula I: (Mx Cuy)7 Oz Aw I wherein M represents at least one element selected from the group consisting of ... | 05/12/1992 |
| 5035834 | Novel cerium (IV) compounds Novel cerium (IV) compounds having the Formula (I): Ce(OH)x (NO3)y, pCeO2.nH.sub.2 O (I) can be directly dispersed in water to produce unique colloidal dispersions thereof.... | 07/30/1991 |
| 5021192 | Colloidal dispersions of cerium (IV) compound Highly concentrated, aqueous colloidal dispersions of a cerium (IV) compound, adapted for the impregnation of catalyst supports, are prepared by reacting an aqueous solution of a cerium (IV) salt with a base, to precipitate a certain cerium hydroxynitrate... | 06/04/1991 |
| 5012019 | Process for purifying aromatic nitration products The present invention relates to a process for purifying an aromatic nitration product mixture comprising a nitrated aromatic compound, water, and nitric or sulfuric acid which comprises without regard to sequence: (a) removing at least a portion of said ... | 04/30/1991 |
| 4874595 | Process for producing calcium-urea nitrate Calcium-urea nitrate [Ca(NO3)2.4CO(NH2)2 ] is produced by means of a process, according to which: a liquid composition is prepared, at a temperature not higher than 170° C., which contains urea and calcium nitrate, ... | 10/17/1989 |
| 4810402 | Solid material for producing hexagonal ferrites A solid material useful for producing hexagonal ferrites comprises a homogeneous mixture of the cations of the composition (I) and one or more anions comprising one or more thermally decomposable anions.... | 03/07/1989 |
| 4804524 | Process for the preparation of boric acid from colemanite and/or howlite minerals A process for the preparation of boric acid from colemanite and/or howlite minerals basically comprising: treating the mineral with sulfuric acid in order to dissolve boron compounds from the minerals; separating a solution formed by the chemical reaction... | 02/14/1989 |
| 4800072 | Anhydrous cerous nitrate-ammonium nitrate complex and a process for its preparation from ceric ammonium nitrate A procedure for preparing anhydrous cerous nitrate ammonium nitrate complex comprising treating dried anhydrous ceric hexanitro ammonium complex (ceric ammonium nitrate) with a reducing agent such as ammonia whereby Ce+4 is reduced to Ce+3... | 01/24/1989 |
| 4515615 | Manufacturing and using nitrogen fertilizer solutions on a farm To make non-pressure nitrogenous fertilizer solutions, nitrogen oxides are prepared in a continuous process by burning ammonia in contact with a cobalt oxide catalyst started by an electric arc without preheating the gases. This burning forms nitrogen oxi... | 05/07/1985 |
| 4512794 | Manufacturing and using nitrogen fertilizer solutions on a farm To make non-pressure nitrogenous fertilizer solutions, nitrogen oxides are prepared in a continuous process by burning ammonia in contact with a cobalt oxide catalyst started by an electric arc without pre-heating the gases. This burning forms nitrogen ox... | 04/23/1985 |
| 4511389 | Manufacturing and using nitrogen fertilizer solutions on a farm To make and use nitrogenous fertilizer on a farm, nitrogen dioxide is prepared in a continuous process from air or from ammonia in a reactor, with the ammonia either being transported to the farm or being prepared on the farm in a continuous process from ... | 04/16/1985 |
| 4449900 | Prilling Prilling apparatus for producing prills of ammonium nitrate or urea in which a diverging shroud extends from each prilling head. Means for supplying ammonia is connected to the shroud. The prills pass through a quiescent zone of ammonia in the shroud and ... | 05/22/1984 |
| 4435201 | Manufacturing and using nitrogen fertilizer solutions on a farm To make and use nitrogenous fertilizer on a farm, nitrogen dioxide is prepared in a continuous process from air or from ammonia in a reactor, with the ammonia either being transported to the farm or being prepared on the farm in a continuous process from ... | 03/06/1984 |
| 4427504 | Process for the continuous production of nitric oxide (NO) Nitric oxide is prepared by the oxidation of ammonia produced by the Haber-Bosch synthesis technique by (a) vaporizing and heating water to superheated steam; (b) electrolyzing the superheated steam in a high temperature electrolysis cell to oxygen and hy... | 01/24/1984 |
| 4427434 | Manufacturing and using nitrogen fertilizer solutions on a farm To make non-pressure nitrogenous fertilizer solutions, nitrogen oxides are prepared in a continuous process by burning ammonia in contact with a cobalt oxide catalyst started by an electric arc without preheating the gases. This burning forms nitrogen oxi... | 01/24/1984 |
