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Class Information
Number: 422/198
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > Chemical reactor > Including heat exchanger for reaction chamber or reactants located therein
Description: Apparatus having means for heating or cooling the reaction chamber or the reaction mass located within the chamber.










Sub-classes under this class:

Class Number Class Name Patents
422/208 Apparatus operates at positive pressure 105
422/199 Electrical type 302
422/202 Heat-exchange jacket surrounding reaction chamber 333
422/200 Indirect heat-exchange tube within reaction chamber with a nonreactant heat-exchange fluid passing therethrough 389
422/207 Means injecting internal quench stream into reaction stream downstream of reaction stage 138
422/206 Regenerative heat sink 73


Patents under this class:
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Patent Number Title Of Patent Date Issued
6926869 Apparatus for carbamate decomposition and ammonia and carbon dioxide stripping from urea solutions capable of 180 degree inversion about a horizontal axis Aug. 9, 2005
6926873 Reactor in particular for exothermic reactions Aug. 9, 2005
6923944 Membrane reactor for gas extraction Aug. 2, 2005
6921517 Process and apparatus for the pyrolysis of hydrocarbon gas Jul. 26, 2005
6921518 Chemical reactor Jul. 26, 2005
6921838 Process for the preparation of urea Jul. 26, 2005
6919055 Hydrogen supply device Jul. 19, 2005
6916453 Reactor for exothermic or endothermic heterogeneous reactions Jul. 12, 2005
6911185 Fluidized-bed reactor for the oxychlorination of ethyene, oxygen and HCl Jun. 28, 2005
6899855 Hydrogen-occlusion alloy regenerating apparatus May. 31, 2005
6896709 Miniature fuel reformer and system using metal thin film May. 24, 2005
6896855 Miniaturized temperature-zone flow reactor May. 24, 2005
6896856 Installation for vitrification of liquid radioactive wastes, cooled discharge unit and cooled induction melter for the installation May. 24, 2005
6896986 Multi-stage rapid vaporization apparatus and method May. 24, 2005
6893619 Plate-frame heat exchange reactor with serial cross-flow geometry May. 17, 2005
6890490 Hydrogen absorbing tank apparatus May. 10, 2005
6881385 Device for the isomerization of gasoline with a high benzene content Apr. 19, 2005
6878856 System and method for bioremediating wastestreams containing energetics Apr. 12, 2005
6878212 Apparatus and process for pre-hydrolysis of biomass Apr. 12, 2005
6878352 Inflator processing apparatus and method of judging charge of inflator Apr. 12, 2005
6878353 Hydrogen storage bed system including an integrated thermal management system Apr. 12, 2005
6878362 Fuel processor apparatus and method based on autothermal cyclic reforming Apr. 12, 2005
6871700 Thermal flux regulator Mar. 29, 2005
6872367 Method and device for processing a gas containing hydrogen sulfide and sulfut dioxide comprising a stage of removal of solid by-products Mar. 29, 2005
6872368 Method and device for processing a gas containing hydrogen sulfide and sulfur dioxide comprising a stage of removal of by-products Mar. 29, 2005
6869578 Apparatus using plate arrangement for exothermic reactions Mar. 22, 2005
6866951 Compact precooler and cooling process Mar. 15, 2005
6863871 Sealing closure for high pressure vessels in microwave assisted chemistry Mar. 8, 2005
6858191 Thin tube plate and chamber support for a chemical reactor or heat exchanger Feb. 22, 2005
6855272 Low pressure drop reforming exchanger Feb. 15, 2005
6852215 Heavy oil upgrade method and apparatus Feb. 8, 2005
6852293 Process and device for waste pyrolysis and gasification Feb. 8, 2005
6852294 Alternate coke furnace tube arrangement Feb. 8, 2005
6852886 Process for the preparation of urea Feb. 8, 2005
6843814 Method and apparatus for the gasification of fuels, residues and waste with preevaporation Jan. 18, 2005
6838061 Reactor for carrying out gas-liquid, liquid, liquid-liquid or gas-liquid-solid chemical reactions Jan. 4, 2005
6838062 Integrated fuel processor for rapid start and operational control Jan. 4, 2005
6838063 Hydrogen supply device Jan. 4, 2005
6838200 Fuel processing system having gas recirculation for transient operations Jan. 4, 2005
6835360 Compact endothermic catalytic reaction apparatus Dec. 28, 2004
6835482 Fuel reforming apparatus for polymer electrolyte membrane fuel cell Dec. 28, 2004
6832645 Compact precooler Dec. 21, 2004
6827786 Machine for production of granular silicon Dec. 7, 2004
6827912 Gasification reactor vessel Dec. 7, 2004
6824747 Device for connecting a pipe that is intended for heating/or cooling a pressurized reactor and said reactor Nov. 30, 2004
6824748 Heated catalytic treatment of an effluent gas from a substrate fabrication process Nov. 30, 2004
6824904 Reactor for preferential oxidation and method of use Nov. 30, 2004
6818189 Tubular reactor with gas injector for gas phase catalytic reactions Nov. 16, 2004
6818190 Apparatus for preparing non-photosensitive fatty acid silver salt grains Nov. 16, 2004
6818198 Hydrogen enrichment scheme for autothermal reforming Nov. 16, 2004

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