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Class Information
Number: 423/499.1
Name: Chemistry of inorganic compounds > Halogen or compound thereof > Binary compound containing metal > Alkali metal
Description: Products or processes wherein the metal is an alkali metal (i.e., lithium, sodium, potassium, rubidium, or cesium).


Sub-classes under this class:

Class Number Class Name Patents
423/499.2 From carbonaceous compound 14
423/499.3 Lithium chloride 27
423/499.4 Sodium chloride 75


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7465333 Cavitation process for products from precursor halides Dec. 16, 2008
7459139 Process for preparation of non-hazardous brominating agent Dec. 2, 2008
7455713 Cavitation process for titanium products from precursor halides Nov. 25, 2008
7361325 Methods for making XF.cndot.nH.sub.2O.sub.2 compounds Apr. 22, 2008
7217402 Apparatus and method for making metal chloride salt product May. 15, 2007
7195740 Treatment of chloralkali feeds containing hydrogen peroxide and base Mar. 27, 2007
7189327 Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge Mar. 13, 2007
7175708 Recovering purified water and potassium chloride from spent basic hydrogen peroxide Feb. 13, 2007
7144568 Method and device for carrying out a reaction in liquid medium with gas evolution Dec. 5, 2006
7087209 Method for producing a halide brine Aug. 8, 2006
7087174 Enhanced recovery of useful coal, potassium chloride and borax from screen bowl centrifuge Aug. 8, 2006
7041268 Process for recovery of sulphate of potash May. 9, 2006
7037481 Production of ultra pure salt May. 2, 2006
7014832 Simultaneous recovery of potassium chloride and KCL enriched edible salt Mar. 21, 2006
6984367 Process for the preparation of lithium iodide solutions Jan. 10, 2006
6849199 Snow and ice-melting granules and method for preparing same Feb. 1, 2005
6763051 Treatment of chloralkali feeds containing hydrogen peroxide and base Jul. 13, 2004
6692720 Method for producing sodium chloride crystals Feb. 17, 2004
6652820 Methods of making cesium salts and other alkali metal salts Nov. 25, 2003
6599565 Bittern-containing common salt grains and process for preparing the same Jul. 29, 2003
6503473 Process for separating solid compound other than lithium hydroxide Jan. 7, 2003
6468495 Treatment of molten salt reprocessing wastes Oct. 22, 2002
6455022 Purification of aqueous alkali metal chloride solutions by removal of ammonium/iodine values therefrom Sep. 24, 2002
6376738 Process and system for treating material containing noxious components Apr. 23, 2002
6254797 Ionic conducting material having good anticorrosive properties Jul. 3, 2001
6251358 Process for the preparation of sodium fluoride Jun. 26, 2001
6180077 Process for purification of SiO2 granulate Jan. 30, 2001
6132490 Bromide salts as weightening agents for molten salts Oct. 17, 2000
6106794 Process for the preparation of sodium fluoride Aug. 22, 2000
6068826 Method for reducing the amount of chloride compounds produced in a kiln for firing cement clinker May. 30, 2000
6048569 Comestible liquid sea salt having a low sodium content and method for producing the same Apr. 11, 2000
6015535 Process for producing purified cesium compound from cesium alum Jan. 18, 2000
5942023 Process for recovering metals from electric arc furnace (EAF) dust Aug. 24, 1999
5935546 Method for removing traces of heavy metals from concentrated alkali metal chloride solutions down into the range of 0.01 ppm Aug. 10, 1999
5916475 Ionic conducting material having good anticorrosive properties Jun. 29, 1999
5846290 Method for the recovery of group IA salts during the treatment of industrial process waste streams Dec. 8, 1998
5783684 Oxidizing reagent for use in oligonucleotide synthesis Jul. 21, 1998
5605669 Process of preparing cesium salts from cesium aluminum alum Feb. 25, 1997
5545390 Process for the destruction of halocarbons Aug. 13, 1996
5290730 Wavelength conversion waveguide and fabrication method Mar. 1, 1994
5240467 Multistage countercurrent recrystallization process and apparatus for performing same Aug. 31, 1993
5230879 Reduction of metal halates and recovery of metal halides Jul. 27, 1993
5227143 Process for the removal of salts from aluminum dross Jul. 13, 1993
5221528 Process for the preparation of sodium chloride Jun. 22, 1993
5171555 Cesium iodide alloys Dec. 15, 1992
5131988 Method of extracting lithium from aluminum-lithium alloys Jul. 21, 1992
5108722 Sulfate removal from chlorate liquor Apr. 28, 1992
5075092 Process for preparation of silane Dec. 24, 1991
5069884 Process for the purification of an aqueous alkali metal chloride solution from ammonium and iodine compounds Dec. 3, 1991
4994252 Removal of potassium chloride from solvents Feb. 19, 1991

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