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Class Information
Number: 423/240R
Name: Chemistry of inorganic compounds > Modifying or removing component of normally gaseous mixture > Halogenous component
Description:










Sub-classes under this class:

Class Number Class Name Patents
423/241 Free halogen 133
423/240S Solid removal agent 335


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8663585 System, method, and composition for flue gas desulfurization (FGD) purge water disposal Mar. 4, 2014
8541622 Acid gas scrubbing composition Sep. 24, 2013
8535626 Exhaust gas treatment apparatus and exhaust gas treatment method Sep. 17, 2013
8529852 Flue-gas purification and reclamation system and method thereof Sep. 10, 2013
8518162 Method of treating a gas stream Aug. 27, 2013
8512447 Method for purifying a chlorine supply Aug. 20, 2013
8512656 Apparatus and process for treatment of haloorganosilicon compounds from offgases Aug. 20, 2013
8496895 Exhaust gas treating apparatus and treating method for carbon dioxide capture process Jul. 30, 2013
8461335 Acid gas scrubbing composition Jun. 11, 2013
8420034 Method and apparatus for treating exhaust gas Apr. 16, 2013
8398944 Air pollution control system and air pollution control method Mar. 19, 2013
8388918 Physical separation and sequestration of carbon dioxide from the exhaust gases of fossil fuel combustion Mar. 5, 2013
8372363 Method of mercury removal from combustion exhaust gas and combustion exhaust gas purification apparatus Feb. 12, 2013
8367025 Carbon dioxide sequestration materials and processes Feb. 5, 2013
8318116 Methods for deacidizing gaseous mixtures by phase enhanced absorption Nov. 27, 2012
8318118 Process for the treatment of gas phase alkaline chloride in a combustion plant Nov. 27, 2012
8308850 Method for separating gas Nov. 13, 2012
8282900 Agent for rendering halogen-containing gas harmless, and method of rendering halogen-containing gas harmless using same Oct. 9, 2012
8269037 Absorption medium for removing acid gases which comprises amino acid and acid promoter Sep. 18, 2012
8231851 Method for processing perfluorocarbon, and apparatus therefor Jul. 31, 2012
8227367 Removal of water and salts from a catalyst regenerator to maintain catalyst activity Jul. 24, 2012
8221712 Absorption medium for the selective removal of hydrogen sulfide from fluid streams Jul. 17, 2012
8206488 Fluoride ion cleaning method Jun. 26, 2012
8202353 Separation, purification and recovery method of SF.sub.6, HFCs and PFCs Jun. 19, 2012
8168148 Flue-gas purification and reclamation system and method thereof May. 1, 2012
8153091 Xenon retrieval system and retrieval device Apr. 10, 2012
8147786 Gas exhaust system of film-forming apparatus, film-forming apparatus, and method for processing exhaust gas Apr. 3, 2012
8137649 Systems and methods for removing gaseous pollutants from a gas stream Mar. 20, 2012
8114308 Azeotrope-like composition of 2,3-dichloro-3,3-difluoropropene (HCFO-1232xf) and hydrogen fluoride (HF) Feb. 14, 2012
8105558 Carbon dioxide sequestration materials and processes Jan. 31, 2012
8095240 Methods for starting and operating a thermal abatement system Jan. 10, 2012
8092769 Production of one or more useful products from lesser value halogenated materials Jan. 10, 2012
8092573 Purification of PGM species from mixtures thereof Jan. 10, 2012
8080226 Methods and sytems for the destruction of perfluorinated compounds Dec. 20, 2011
8048392 Method for the cleaning of off-gas Nov. 1, 2011
8038768 Exhaust gas treatment method and system in cement burning facility Oct. 18, 2011
8007569 Method for removing hydrogen sulphide and other acidic gas components from pressurized technical gases Aug. 30, 2011
8003068 Hydrogen chloride supply system, air pollution control system, and hydrogen chloride supply control system Aug. 23, 2011
7993616 Methods and devices for reducing hazardous air pollutants Aug. 9, 2011
7976807 Method for detoxifying HCD gas and apparatus therefor Jul. 12, 2011
7976806 Granular material comprising porous particles containing calcium and/or magnesium Jul. 12, 2011
7972582 Method and apparatus for treating exhaust gas Jul. 5, 2011
7955578 Method and apparatus for treating gas containing flourine-containing compounds Jun. 7, 2011
7906089 Systems and methods for removing gaseous pollutants from a gas stream Mar. 15, 2011
7906086 Carbon dioxide sequestration materials and processes Mar. 15, 2011
7892506 Combustive destruction of noxious substances Feb. 22, 2011
7883568 Separation of light gases from halogens Feb. 8, 2011
7846407 Self-concentrating absorbent for acid gas separation Dec. 7, 2010
7833503 Exhaust gas treatment Nov. 16, 2010
7824637 Apparatus for treating a gas stream Nov. 2, 2010

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