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Class 422/37 - Using halogen or halogen-containing compound


Subclass of Class 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
Definition: Process wherein the disinfecting or sterilizing substance
No. of patents: 512
Last issue date: 06/05/2012


1                      
NumberTitleIssue Date
8192684Decontamination of enclosed space using gaseous chlorine dioxide
A method for gas phase application of chlorine dioxide within an enclosed volume that includes the steps of: climatizing the enclosed volume to achieve a relative humidity (RH) in the range of about 5% to about 56%; generating chlorine dioxide gas; and introducing t...
06/05/2012
8092741Water chlorinating device
A water chlorinating device having a vessel (2) in turn having a bottom portion (6) for containing water; a grille (10) located over the bottom portion and for supporting a solid chemical chlorinating substance (11); a spray device (13...
01/10/2012
8021610Systems providing antimicrobial activity to an environment
A process reduces the microbial content in land mass by providing molecular iodine in the land mass in a concentration in aqueous material in the land mass of at least 5 or 10 parts per million. The molecular iodine may be added in gaseous or liquid or solid state, ...
09/20/2011
7910057Process for treating animal habitats
This invention deals with a process for treating and sanitizing animal habitats. In addition to sanitizing the habitat the production of ammonia and odor from fecal matter and urine is inhibited or terminated. In the process an animal habitat is cleaned and subseque...
03/22/2011
7875238Device for generating aqueous chlorine dioxide solutions
The invention pertains to a device for generating aqueous chlorine dioxide solutions when the device is contacted with liquid water. The device comprises an alkali metal or alkaline earth metal chlorite, e.g., sodium chlorite, and a chemical reagent comprising an ac...
01/25/2011
7767142Medical waste processor and processing method
An apparatus for processing medical waste is provided. The apparatus includes: (i) a drum defining a substantially cylindrical treatment chamber having a closed end and a substantially open end, wherein the drum is rotationally balanced about a rotational axis; (ii)...
08/03/2010
7758807Microbial control with reduced chlorine
This invention relates to methods and apparatus for achieving microbiological control, especially using active sources that generate hypochlorous acid vapor with reduced levels of chlorine vapor. These methods are effective in confined spaces and sealed containers. ...
07/20/2010
7727465System and method for producing massive amounts of elemental iodine
A system and method for extracting active elemental iodine from the contact of water with stored crystal iodine and for introducing the extracted elemental iodine into a water supply line and/or otherwise making the extracted elemental iodine available for an intend...
06/01/2010
7718121Method and reaction apparatus for treating object with gas
A method and a reaction apparatus which can safely and continuously treat/discharge especially a short object is treated without any direct contact with a gas atmosphere, and which surely/efficiently treats the object with a gas without any uneven treatment. A short...
05/18/2010
7718122Carriers for hypochlorous acid vapor
This invention relates to particulate forms of carrier materials containing an oxidant, especially hypohalite or hypohalous acid, especially a dry particulate form of dilute or concentrated hypochlorite and hypochlorous acid compositions. The invention also relates ...
05/18/2010
7670551Deodorizing and sanitizing employing a wicking device
A device and method for sanitizing and deodorizing including the selective transportation of a sanitizing composition by the capillary action of a wick to an acidic composition which may be held in a reservoir, or which also may be selectively transported through th...
03/02/2010
7595022System for providing a chemical to a fluid
A system for providing a chemical to a stream of a fluid. The system includes an elongate member with the chemical therein and moveable through the fluid to provide the chemical to the fluid. Optionally, the elongate member may be unwound from a first reel to a seco...
09/29/2009
7507372Method for flushing particle-bearing filter beds, to sterilize and decontaminate the same
The present disclosure provides a method for flushing particle bearing filter beds located in a circuit or linear water treatment plant for sterilization and decontamination of the filter beds. The filter can be charged with a chlorine-oxide-containing, chlorine-dio...
03/24/2009
7416672Methods and apparatus for septic tank system chlorination
Methods and apparatus for the slow, generally uniform addition of a disinfectant solution comprising an active ingredient, such as chlorine, to achieve a substantially constant level of active ingredient in the liquid of a grey water reservoir of a residential septi...
08/26/2008
7414525Remote monitoring of remediation systems
Systems and methods for remotely testing the operational status of a remediation system installed within a building or structure are disclosed. An illustrative remote monitoring system can include a sensor adapted to sense at least one characteristic of the remediat...
08/19/2008
7407590Method for removal of biofilm
The present invention provides a method for the removal of biofilm, flocculent bulked sludge or bulked biologically active sludge from an aqueous system. The method involves adding one or more chlorinated hydantoins, such as dichloro- or monochlorodialkylhydantoin, ...
08/05/2008
7407623Steam condensate corrosion inhibitor compositions and methods
Lecithin and 2-bromo-2-nitropropane-1,3 diol (BNPD) are used to inhibit corrosion in boiler steam condensate systems. Aqueous steam condensate corrosion inhibiting compositions of these components are also disclosed. BNPD is also used as a preservative in lecithin c...
08/05/2008
7387736Pathogen reduction using chloramines
A method and apparatus for implementing pathogen reduction within a poultry processing or food processing plant that uses water that has been treated with chloramines at an advantageous dosagebefore being introduced to the production process at processing steps. The...
06/17/2008
7381334Method for inhibiting microbial growth in liquid nutrients
A method for making a web having a metal-ion sequestering agent and treating a liquid using the web. The method of making the web includes electrostatically providing at least one metal-ion sequestering agent and/or antimicrobial agent. The web can be used to tread ...
06/03/2008
7367346Method for cleaning hollow tubing and fibers
Hollow porous fibers containing adhered contaminants are cleaned to remove the contaminants by backflushing a liquid to fill the pores, and adding a flow of gas so as to form a two-phase mixture of gas and bubbles of liquid that can scrub the fibers, loosening the c...
05/06/2008
7364604Gas/liquid separation utilizing bunched mesh materials
An apparatus and method for gas/liquid separation on an array of jets or streams of liquid is provided. Layers of substantially spherical aggregates of meshed material are provided to “quiet” high-velocity liquid flow with entrained gas to provide a uniform flow...
04/29/2008
7350720Active material emitting device
An active material cartridge comprises a frame and an active material refill. The active material refill comprises at least one reservoir having an active material therein and a protrusion extending from a first end thereof. The active material refill is disposed on...
04/01/2008
7347850Adhesion barriers applicable by minimally invasive surgery and methods of use thereof
Biocompatible crosslinked polymers, and methods for their preparation and use with minimally invasive surgery applicators are disclosed. The disclosure includes compositions and methods for in situ formation of hydrogels using minimally invasive surgical techniques....
03/25/2008
7347934Biocide
A two part biocide composition containing metal ions and bromine donor for killing microorganisms in a body of water and a method of killing microorganisms in a body of water by placing both metal ions and a bromine in the body of water to allow use of lower concent...
03/25/2008
7341671Method of controlling the growth of microorganisms
Disclosed is a method of preparing a biocide having improved durability of its biocidal activity as well as disinfection efficiency at an initial stage, comprising the steps of: (a) preparing stabilized alkali or alkaline earth metal hypochlorite having a pH at leas...
03/11/2008
7329385Device and method for air stream, fluid and vessel decontamination
A device for air stream, fluid and vessel decontamination generally comprises an air-inlet portion, through which air enters the device; an iodine-treatment portion; and a bubble-forming element through which iodine-laden air bubbles are released from the device int...
02/12/2008
RE40050Method for cleaning and/or disinfecting food processing equipment
A composition for a cleaning-in-place system is described. The composition has a halogen dioxide and a optionally hydroxide and does not require the use of a detergent to display excellent cleaning and disinfecting properties on processing equipment such as the equi...
02/12/2008
7326382Apparatus and method for fine mist sterilization or sanitation using a biocide
A method of sterilizing a site or contained volume includes providing an aqueous biocide solution containing a biocide agent such as hydrogen peroxide. A mist of reactive biocide droplets is generated by atomization at ambient pressure from the biocide solution and ...
02/05/2008
7326352Water treatment system
A water treatment system for reducing the level of bacteria in a flow of water by creating an environment favorable for aerobic bacteria and unfavorable for anaerobic bacteria is disclosed. The system may include a method including intaking a flow of water, lowering...
02/05/2008
7323163Film-forming compositions and methods
Film-forming compositions, as well as methods of making and using, wherein the compositions include an optional active agent, water, a surfactant, and a water-soluble or water-dispersible vinyl polymer comprising amine group-containing side-chains and a copolymerize...
01/29/2008
7323138Method for extending the storage life of an article
A method for treating an article which involves exposing an article within a space to a concentration of chlorine dioxide gas that exceeds the IDLH, STEL or TLV, then reducing the concentration of chlorine dioxide gas within the space to a positive quantity below th...
01/29/2008
7320758Method for control of microorganisms in metalworking fluid
A method for disinfecting microorganisms in metalworking fluids without leaving behind unacceptable amount of chemicals in the treated fluids. The method comprises passing the fluid in a recirculating cooling system through a filter, which contains a demand disinfec...
01/22/2008
7320761Method for purifying water
The invention relates to a method for purifying water by dissolving one or more soluble metal salts in the water to provide corresponding metal ions, by dissolving hypohalite into the water, and by regulating the residence time, and thus hypohalite concentration in ...
01/22/2008
7314966Method for deactivating and maintaining items in a deactivated state
A method of microbially deactivating items and storing the same, comprising the steps of: a) placing items within a cavity in a sealable container having fluid access ports therein, the fluid access ports having a normally closed p...
01/01/2008
7311878Method and apparatus for producing synergistic biocide
An apparatus and methods to produce synergistic mixtures (or combinations) of haloamines to control growth of microorganisms in aqueous systems are disclosed. The apparatus and methods to produce synergistic mixtures entails producing a batch quantity of a haloamine...
12/25/2007
7303737Generation of chlorine dioxide
A method for point-of-use generation of chlorine dioxide wherein the chlorine dioxide is generated quickly and at acceptable concentrations to avoid the need for subsequent dilutions and keeping the product non corrosive to the surface to be treated. A persulfate so...
12/04/2007
7300624Method of disinfecting a building air supply
According to the invention there is provided a method of reducing microbial levels in the interior of a building, including vaporizing an anti-microbial essential oil to produce vaporized anti-microbial essential oil, entraining the vaporized anti-microbial essentia...
11/27/2007
7285255Deodorizing and sanitizing employing a wicking device
A device and method for sanitizing and deodorizing including the selective transportation of a sanitizing composition by the capillary action of a wick to an acidic composition which may be held in a reservoir, or which also may be selectively transported through th...
10/23/2007
7285221Composition for preventing of slime and method for preventing slime
A composition for preventing formation of slime which comprises a chlorine-based oxidizing agent, a sulfamic acid compound, one of an anionic polymer or a phosphonic acid compound and a process for preventing formation of slime which comprises adding the composition...
10/23/2007
7273567Energy-activated compositions for controlled sustained release of a gas
A composition for energy-controlled generation and release of at least one gas, which includes an energy-activated catalyst capable of being activated by electromagnetic energy, and a solid or a liquid containing anions capable of being oxidized by the activated cat...
09/25/2007
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