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Class Information
Number: 422/110
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > Control element responsive to a sensed operating condition > Control element responds proportionally to a variable signal from a sensor > Controls flow rate of a material to or from a contact zone
Description: Apparatus wherein the control element regulates the flow rate of material into or out of a contact zone.

Sub-classes under this class:

Class Number Class Name Patents
422/111 Material is an input to contact zone 576

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

Patent Number Title Of Patent Date Issued
8691154 Apparatus for the generation of cleaning and/or sanitizing solutions Apr. 8, 2014
8684276 Portable catalytic heater Apr. 1, 2014
8685218 Precision flow control system Apr. 1, 2014
8673233 Solid reactant sheet, solid reactant stack, and fuel cartridge Mar. 18, 2014
8673222 Hydrogen generator and method for operating the same Mar. 18, 2014
8673220 Reactors for conducting thermochemical processes with solar heat input, and associated systems and methods Mar. 18, 2014
8663996 Determining oxygen concentration in ullage using catalytic oxidation Mar. 4, 2014
8623305 Method for controlling an injection device for feeding an ammonia-releasing reducing agent into an exhaust-gas purification system of an internal combustion engine Jan. 7, 2014
8617498 Differential NH.sub.3 and NO.sub.X measurement using an exhaust gas sensor coupled with a micro SCR catalyst Dec. 31, 2013
8615325 Advanced control system for steam hydrocarbon reforming furnaces Dec. 24, 2013
8585976 Devices for selective removal of contaminants from a composition Nov. 19, 2013
8574500 Component made of a stack of ceramic plates Nov. 5, 2013
8551417 Reactor and reaction plant Oct. 8, 2013
8524152 Systems and methods for enhancing rates of in situ carbonation of peridotite Sep. 3, 2013
8511888 Reagent preparing apparatus, sample processing apparatus and reagent preparing method Aug. 20, 2013
8512642 Apparatus for producing hard polyurethane foam by froth process Aug. 20, 2013
8501128 Reducing mercury emissions from the burning of coal Aug. 6, 2013
8501102 Hydrogen generator and startup method thereof Aug. 6, 2013
8486166 Fuel reforming apparatus Jul. 16, 2013
8480770 Hydrogen production system and method of controlling flow rate of offgas in the system Jul. 9, 2013
8419816 Gas isolation valve Apr. 16, 2013
8399580 Additives to chromium catalyst mix tank Mar. 19, 2013
8383071 Process for dilute phase injection of dry alkaline materials Feb. 26, 2013
8377382 Recycling furnace for burning off precious metal-containing materials Feb. 19, 2013
8377703 Method and device for detection of an analyte Feb. 19, 2013
8372207 Method of and apparatus for maintaining hygiene for upper extremity amputation or hemiplegia Feb. 12, 2013
8367004 Apparatus and methods for nanoparticle generation and process intensification of transport and reaction systems Feb. 5, 2013
8362351 Module comprising a thermoelectric generator, as well as power source Jan. 29, 2013
8354074 Test module with low-volume reagent reservoir Jan. 15, 2013
8349264 Continuous catalyst activator Jan. 8, 2013
8343429 Target supply unit of extreme ultraviolet light source apparatus and method of manufacturing the same Jan. 1, 2013
8340827 Methods for controlling time scale of gas delivery into a processing chamber Dec. 25, 2012
8329125 Flue gas recirculation system Dec. 11, 2012
8318100 Reactor vessels with pressure and heat transfer features for producing hydrogen-based fuels and structural elements, and associated systems and methods Nov. 27, 2012
8313701 Liquid vacuum chemical feeder system Nov. 20, 2012
8306665 Control system for the conversion of carbonaceous feedstock into gas Nov. 6, 2012
8298305 Hydrogen production system and method of controlling flow rate of offgas in the system Oct. 30, 2012
8292977 System for controlling circulatory amount of particles in circulating fluidized bed furnace Oct. 23, 2012
8281796 Slurry catalyst flow splitters and methods of using the same Oct. 9, 2012
8268238 System and method for recycling sterilant gas Sep. 18, 2012
8268275 Method and device for controlling the supply of a reducing agent to an SCR system Sep. 18, 2012
8263273 Fuel cell system and method for controlling the same Sep. 11, 2012
8263031 Method for purifying exhaust gas and system therefor Sep. 11, 2012
8236247 Material withdrawal apparatus and methods of regulating material inventory in one or more units Aug. 7, 2012
8226893 Automated sulfur recovery loop Jul. 24, 2012
8226913 Reducing mercury emissions from the burning of coal Jul. 24, 2012
8192687 Method and system for measuring water hardness Jun. 5, 2012
8187554 Apparatus and methods for nanoparticle generation and process intensification of transport and reaction systems May. 29, 2012
8178070 Air demand feedback control systems and methods for sulfur recovery units May. 15, 2012
8158064 Immunoassay assembly and methods of use Apr. 17, 2012

1 2 3 4 5 6 7 8 9 10 11

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