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Class Information
Number: 422/120
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > For deodorizing of, or chemical purification of, or generation of, life-sustaining environmental gas
Description: Apparatus for (a) taking the odor out or masking the odor of, or (b) chemical purification of a life-sustaining environmental gas (for breathing) or the chemical generation of the same.


Sub-classes under this class:

Class Number Class Name Patents
422/123 Including means adding material into environmental gas 240
422/122 Including solid, extended surface, fluid contact reaction means (e.g., raschig rings, particulate or monolithic catalyst, etc.) 324
422/121 With means exposing gas to electromagnetic wave energy or corpuscular radiation 282


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7618594 Conversion of nitrogen dioxide (NO.sub.2) to nitric oxide (NO) Nov. 17, 2009
7618583 Air purifying process Nov. 17, 2009
7615106 Air conditioning apparatus Nov. 10, 2009
7604774 Sterilization and Decontamination Oct. 20, 2009
7597856 Adjustable UV air purifier Oct. 6, 2009
7595020 Method of treating biological and chemical agents with gas phase, electronically excited states of oxygen Sep. 29, 2009
7572412 Aroma lamp Aug. 11, 2009
7559968 Microbicidal air filter Jul. 14, 2009
7560076 Conversion of nitrogen dioxide (NO2) to nitric oxide (NO) Jul. 14, 2009
7550123 Method and apparatus for use of reacted hydrogen peroxide compounds in industrial process waters Jun. 23, 2009
7534406 Steam fog generator for vehicle May. 19, 2009
7528732 Fire alarm device and method May. 5, 2009
7498072 Long service life scent dispersing mat apparatus Mar. 3, 2009
7494624 Gas generator Feb. 24, 2009
7490578 Apparatus for removing odor from animal deposits Feb. 17, 2009
7465428 Method and apparatus for controlled production of a gas Dec. 16, 2008
7462339 Metallic foam trap for poisons: aircraft ozone Dec. 9, 2008
7442343 System for treating gaseous streams using metamorphosed mineral compositions having internal lattice defects Oct. 28, 2008
7438873 Animal scent lure with heating capacity Oct. 21, 2008
7431901 Apparatus and method for deodorizing confined air spaces which utilize baking soda Oct. 7, 2008
7409952 Portable breathing apparatus Aug. 12, 2008
7407632 Apparatus and delivery of medically pure oxygen Aug. 5, 2008
7407633 Method and apparatus for air treatment Aug. 5, 2008
7405672 Air treatment device having a sensor Jul. 29, 2008
7396442 Electrochemical oxygen generator module assembly Jul. 8, 2008
7381377 Method for controlled production of a gas Jun. 3, 2008
7381376 Steam generator Jun. 3, 2008
7371350 Oxygen generator May. 13, 2008
7371351 Photoelectrochemical air disinfection May. 13, 2008
RE40035 Modular ceramic oxygen generator Jan. 29, 2008
7306660 Odor eliminating material and manufacturing method thereof Dec. 11, 2007
7278422 Open-circuit self-contained underwater breathing apparatus Oct. 9, 2007
7273567 Energy-activated compositions for controlled sustained release of a gas Sep. 25, 2007
7270688 Compact fuel processor for producing a hydrogen rich gas Sep. 18, 2007
7189372 Dissapating method and device and dissipating device for volatile components Mar. 13, 2007
7175815 Fan type chemicals diffusing device Feb. 13, 2007
7171964 Instant chemical based flexible oxygen in a non-pressurized flexible or rigid containment system Feb. 6, 2007
7172998 Fragrance material Feb. 6, 2007
7160506 Electronic disinfection of airborne pollutants Jan. 9, 2007
7160505 Method for bactericidal, fungicidal, virucidal and insecticidal treatment of ambient air Jan. 9, 2007
7116696 Efficient method and apparatus for generating singlet delta oxygen at an elevated pressure Oct. 3, 2006
7108834 Device for producing negative ion fragrance Sep. 19, 2006
7044993 Microbicidal air filter May. 16, 2006
7038171 Household electric appliances May. 2, 2006
7030071 Solid-water detoxifying reagents for chemical and biological agents Apr. 18, 2006
7025931 Method and system for reducing oxygen in a closed environment Apr. 11, 2006
7014813 Methods and apparatus for vapor phase sterilisation Mar. 21, 2006
7014818 Electrical device for evaporating volatile liquid Mar. 21, 2006
7005111 Ultraviolet sterilization apparatus Feb. 28, 2006
6986803 Gas scrubbing process and apparatus Jan. 17, 2006

1 2 3 4 5 6


 
 
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