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| Application No. | Application Title | Issue Date |
| 20120107223 | METHOD FOR PRODUCING HYDROGEN FLUORIDE The present invention provides a novel method for producing hydrogen fluoride, which is capable of using various calcium fluoride sources and preventing a second pasty state from occurring, effectively. In a method for producing hydrogen fl... | 05/03/2012 |
| 20110286911 | HYDROGEN FLUORIDE PURIFICATION METHOD To provide a novel method for purifying hydrogen fluoride, capable of efficiently reducing the content of arsenic in hydrogen fluoride. The step (a) of bringing a crude hydrogen fluoride containing arsenic trifluoride into contact with an o... | 11/24/2011 |
| 20110212017 | Method for the Synthesis of Anhydrous Hydrogen Halide and Anhydrous Carbon Dioxide A method for the synthesis of anhydrous hydrogen halide fluids from organic halide fluids, such as perfluorocarbon fluids and refrigerant fluids, and anhydrous carbon dioxide for the environmentally safe disposition thereof.... | 09/01/2011 |
| 20110152432 | HYDROGEN FLUORIDE COMPOSITIONS The present technology provides compositions that are intimate mixtures of hydrogen fluoride and a polyacrylate-polyacrylamide cross-linked copolymer, as well as methods and preparing and using such compositions. The compositions are less hazardous and, therefore, more ... | 06/23/2011 |
| 20110104034 | Hydride compounds This invention is directed to compositions of matter comprising a hydride ion having a binding energy greater than about 0.8 eV. The claimed hydride ions may be combined with cations, including a proton, to form novel hydrides.... | 05/05/2011 |
| 20100143236 | Preparation of hydrogen fluoride from calcium fluoride and sulfuric acid Calcium fluoride fines or residues comprising calcium fluoride fines, e.g. residues from treating waste water or waste gas, e.g. originating from HF or fertilizer production, with calcium oxide or calcium carbonate to remove HF or fluorides can be converted to HF and ca... | 06/10/2010 |
| 20090180947 | Method For Producing Calcium Fluoride, Reusing Method And Recycling Method Thereof To recycle fluoride by recovering calcium fluoride having a particle size and purity suitable for production of hydrogen fluoride, from a fluoride-containing effluent or a hydrofluoric acid-containing effluent. This method comprises reacting the fluoride-containing effl... | 07/16/2009 |
| 20090130016 | Doped thermionic cathode and method of making doped thermionic cathode Provided is a thermionic cathode doped with an increased binding energy hydrogen species and a method of making the doped thermionic cathode.... | 05/21/2009 |
| 20090123360 | Inorganic hydrogen compounds Compounds are provided comprising at least one neutral, positive, or negative hydrogen species having a binding energy greater than its corresponding ordinary hydrogen species, or greater than any hydrogen species for which the corresponding ordinary hydrogen species is... | 05/14/2009 |
| 20090060811 | Wide Mesoporous Alumina Composites Having Trimodal Pore Structure Wide mesoporous alumina composites are produced by an “in situ reaction” route comprising agglomeration of an alumina powder that is capable of rehydration together with a second reactive powder such as carbonate. In one method of production, the powders are fed to ... | 03/05/2009 |
| 20080267855 | PROCESS FOR THE PRODUCTION OF METAL FLUORIDE MATERIALS WITH SUBMICRON STRUCTURES A process for the production of metal fluorides comprising maintaining a low concentration of the by-products of the reaction between a non-fluorinated metal compound and hydrofluoric acid, so as to produce, by this reaction, sub-micron particle sizes of metal fluoride ... | 10/30/2008 |
| 20070098624 | Andhydrous hydrogen fluoride composition and method of producing the same A method of reducing the water content of anhydrous hydrogen fluoride wherein crude anhydrous hydrogen fluoride having a first concentration of water impurity is contacted with carbonyl fluoride to produce anhydrous hydrogen fluoride having a second concentration of wat... | 05/03/2007 |
| 20060210469 | Method for removing water molecules from vacuum chamber, program for executing the method, and storage medium storing the program A method for removing water molecules from a vacuum chamber for carrying out a process on a target object in vacuum includes the steps of introducing into the vacuum chamber a water molecule removal gas including at least a reduction gas which reduces the water molecule... | 09/21/2006 |
| 20060133984 | Process A process for the purification of an impure gaseous hydrogen fluoride stream, said stream comprising hydrogen fluoride and phosphorous impurities, and being substantially free of sulphuric acid, the process comprising: (a) absorbing the impure gaseous stream into an aqu... | 06/22/2006 |
| 20060093547 | Process for treating fluorine compound-containing gas A gas stream containing at least one fluorine compound selected from the group consisting of compounds of carbon and fluorine, compounds of carbon, hydrogen and fluorine, compounds of sulfur and fluorine, compounds of nitrogen and fluorine and compounds of carbon, hydro... | 05/04/2006 |
