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Class Information
Number: 422/230
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > Chemical reactor > Including internal mixing or stirring means > Thermosyphon or differential density mixing means; e.g., means internally recycling reaction mass via differential density pumping, etc.
Description: Apparatus having thermosyphon or differential density type mixing means; e.g., means internally recycling the reaction mass via differential density pumping through a draft tube, etc.










Sub-classes under this class:

Class Number Class Name Patents
422/231 Gas sparger type mixing means submerged in liquid reactant 155


Patents under this class:

Patent Number Title Of Patent Date Issued
8211378 Reactor for separating aluminium from multi-layer film materials Jul. 3, 2012
8114356 Optimized liquid-phase oxidation Feb. 14, 2012
7892497 Organic synthesizer Feb. 22, 2011
7132085 Method for the catalytic oxidation of a gas, recombination device for carrying out the method, and system which includes the recombination device Nov. 7, 2006
6548029 Apparatus for providing a pure hydrogen stream for use with fuel cells Apr. 15, 2003
6106789 Alkylation reactor with internal acid cooling zones Aug. 22, 2000
6080373 Method of contacting catalyst particles with gas and liquid Jun. 27, 2000
6030587 Method and apparatus for waste destruction using supercritical water oxidation Feb. 29, 2000
5958350 Extraction vessel for the removal of corrosive compounds from a fluid stream Sep. 28, 1999
5955041 Natural circulation reactor and use for producing linear and cyclic acetals Sep. 21, 1999
5811468 Combination gas disengaging downcomer-rejuvenation tube for in-situ slurry catalyst rejuvenation (LAW541) Sep. 22, 1998
5811469 Slurry hydrocarbon synthesis with downcomer fed product filtration (LAW552) Sep. 22, 1998
5580531 Devices for making reaction products by controlling transient conversion in an atomized liquid Dec. 3, 1996
5558842 Devices for making reaction products by controlling pre-coalescing temperature and transient temperature difference in an atomized liquid Sep. 24, 1996
5451376 Process and apparatus for reprocessing polyurethane foam wastes, in particular flexible foam wastes, for recycling as additives in the production of polyurethane Sep. 19, 1995
5380496 Process and apparatus for suspension polymerization Jan. 10, 1995
5344619 Apparatus for dissolving dry polymer Sep. 6, 1994
5340549 High interfacial area multiphase reactor (RM-1069) Aug. 23, 1994
5334360 Apparatus for continuous production of tetraphosphorus polysulfides Aug. 2, 1994
5256378 Apparatus for composting organic waste materials and method Oct. 26, 1993
5190733 High interfacial area multiphase reactor Mar. 2, 1993
5154898 High interfacial area multiphase reactor Oct. 13, 1992
5096690 Method and apparatus for manufacturing silver halide grains Mar. 17, 1992
5009796 Methods and apparatus for treating a mixture of particles and fluids Apr. 23, 1991
5000844 Device for injecting additive products into a liquid Mar. 19, 1991
4817652 System for surface and fluid cleaning Apr. 4, 1989
4676953 Continous production of sodium silicate solutions Jun. 30, 1987
4640822 Apparatus for producing bulk mesophase Feb. 3, 1987
4631175 Preparation of chlorinated polyolefins Dec. 23, 1986
4545959 Treatment chamber with fluidized bed Oct. 8, 1985
4449828 Mixing apparatus May. 22, 1984
4337069 Gas phase olefin polymerization recycle gas scrubbing tower Jun. 29, 1982
4289731 Apparatus for pyrolysis of hydrocarbon starting products Sep. 15, 1981
4274838 Anaerobic digester for organic waste Jun. 23, 1981
4230668 Process and apparatus for producing halogenated unsaturated hydrocarbons Oct. 28, 1980
4164541 Venturi mixer Aug. 14, 1979
4158697 Coal treatment apparatus Jun. 19, 1979
4113438 Sulfonating apparatus Sep. 12, 1978
4007016 Continuous-flow reactor for high viscosity materials Feb. 8, 1977











 
 
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