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Class Information
Number: 422/234
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > Chemical reactor > Including external recycle loop
Description: Apparatus having means located outside of the reaction chamber for recycling at least a portion of the product stream or reaction mass to the reaction chamber.










Sub-classes under this class:

Class Number Class Name Patents
422/235 And means heating or cooling loop or reaction mass located therein 166


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8648209 Loop reactor for making biodiesel fuel Feb. 11, 2014
8568510 Gas-separation processes using membranes with permeate sweep to recover reaction feedstocks Oct. 29, 2013
8506839 Absorption cycle utilizing ionic liquids and water as working fluids Aug. 13, 2013
8486340 Apparatus and method for continuously producing and pelletizing gas hydrates using dual cylinder Jul. 16, 2013
8455696 Optimized production of ketones/aldehydes Jun. 4, 2013
8449848 Production of polycrystalline silicon in substantially closed-loop systems May. 28, 2013
8431081 Method and apparatus for regenerating an iron-based Fischer-Tropsch catalyst Apr. 30, 2013
8398931 Recirculating reactor Mar. 19, 2013
8317884 Hydrogen generating fuel cell cartridges Nov. 27, 2012
8298490 Systems and methods of producing trichlorosilane Oct. 30, 2012
8269028 Method and apparatus for refining biodiesel Sep. 18, 2012
8263007 Slurry bed loop reactor and use thereof Sep. 11, 2012
8246914 Fluid catalytic cracking system Aug. 21, 2012
8192696 System and process of biodiesel production Jun. 5, 2012
8178054 Optimized liquid-phase oxidation May. 15, 2012
8178059 Systems and methods for supplying chlorine to and recovering chlorine from a polysilicon plant May. 15, 2012
8152873 System for generating hydrogen from a chemical hydride Apr. 10, 2012
8118893 Hydrogen generating fuel cell cartridges Feb. 21, 2012
8114192 Gas separation processes using membrane with permeate sweep to recover reaction feedstocks Feb. 14, 2012
8097213 Calibration system, material delivery system, and methods for such delivery and calibration Jan. 17, 2012
8097219 Integrated reactor and centrifugal separator and uses thereof Jan. 17, 2012
8071044 Processes for the isomerization of paraffins of 5 and 6 carbon atoms with methylcyclopentane recovery Dec. 6, 2011
8034884 Gaseous phase fluidized-bed reactor Oct. 11, 2011
7981376 Processes for the isomerization of normal butane to isobutane Jul. 19, 2011
7964156 Method and apparatus for regenerating an iron-based fischer-tropsch catalyst Jun. 21, 2011
7943099 Reactor and method for reacting at least two gases in the presence of a liquid phase May. 17, 2011
7906082 Method and apparatus for refining biodiesel Mar. 15, 2011
7897134 System and method for calcining gypsum Mar. 1, 2011
7897124 Continuous process and plant design for conversion of biogas to liquid fuel Mar. 1, 2011
7896934 Hydrogen generating fuel cell cartridges Mar. 1, 2011
7887777 Method and device for continuous production of hydrogen sulphide Feb. 15, 2011
7883873 Saccharide composition synthesizer Feb. 8, 2011
7884250 High shear process for the production of chloral Feb. 8, 2011
7879297 Methods and systems for reactor low product variation Feb. 1, 2011
7871577 Process and apparatus for the production of hydrocarbon compounds from methane Jan. 18, 2011
7862783 Separation process for methyl acetate hydrolysis and apparatus thereof Jan. 4, 2011
7850926 Process of discontinuous polycondensation and stirring reactor thereof Dec. 14, 2010
7842262 Process and apparatus for separating gas from a multi-phase mixture being recycled in a reactor Nov. 30, 2010
7842253 Multi-zoned alkylation reactor with settler effluent recycle Nov. 30, 2010
7833509 Method and device for the continuous production of hydrogen sulfide Nov. 16, 2010
7803332 Reactor temperature control Sep. 28, 2010
7785549 Recycling system for hydroxylamine formation and oximation Aug. 31, 2010
7776289 Method and apparatus for producing decabromodiphenyl alkanes Aug. 17, 2010
7754162 Hydroprocessing process Jul. 13, 2010
7749468 Cavitation reaction apparatus Jul. 6, 2010
7750170 Process for mixing an oxidant having explosive potential with a hydrocarbon Jul. 6, 2010
7722771 Continuous processing and solids handling in near-critical and supercritical fluids May. 25, 2010
7713499 Fluidized bed reaction apparatus and methods for using the same May. 11, 2010
7713500 Leaching process May. 11, 2010
7687041 Apparatus and methods for urea production Mar. 30, 2010

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