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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Koslow; Evan E.
Address:
Weston, CT
No. of patents:
53
Patents:


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Patent Number Title Of Patent Date Issued
RE37216 Water treatment cartridge and base June 12, 2001
A water treatment unit includes a base and a disposable, plug-in cartridge. The cartridge contains a pair of hollow cylindrical, porous, solid water treatment elements designed to treat water flowing radially through their walls. The cylindrical elements are mounted so as to act in paral
8056733 Structures that inhibit microbial growth November 15, 2011
Structures treated with a microbiological interception enhancing agent comprising of a water-soluble cationic material having a counter ion associated therewith at specific sites on the cationic material, in combination with a biologically active metal salt, wherein the counter ion a
7655112 Integrated paper comprising fibrillated fibers and active particles immobilized therein February 2, 2010
An integrated paper having capabilities and functionalities provided by both the fiber and the active agent ingredients, and a method of immobilizing the active agents within the integrated paper. A tight pore structure with a mean pore diameter of less than about 2 microns provides
7306111 Filter housing December 11, 2007
A filter housing having radial sealing means is disclosed herein. Push-button actuated clamps can be used to attach the head to the sump for easy opening and closing the filter housing when replacing the filter cartridge. The filter housing of the present invention provides simplifie
7296691 Carbon or activated carbon nanofibers November 20, 2007
Carbon or activated carbon nanofibers are made from fibrillated nanofibers having a Canadian Standard Freeness of less than about 100, and/or a fiber diameter of less than or equal to about 400 nm. BET surface areas are greater than about 800 m.sup.2/g The fibrillated nanofibers can be
7287650 Structures that inhibit microbial growth October 30, 2007
Structures treated with a microbiological interception enhancing agent comprising of a water-soluble cationic material having a counter ion associated therewith at specific sites on the cationic material, in combination with a biologically active metal salt, wherein the counter ion a
7276166 Fiber-fiber composites October 2, 2007
A fiber-fiber composite is disclosed herein comprising majority fibers and minority fibers, the minority fibers having a softening point lower than said majority fibers such that when the admixture of majority fibers and minority fibers are wet laid to form a paper-like structure and sub
7276098 Tangential in-line air filter October 2, 2007
A tangential air filter configuration is designed for applications where there is a potential for a pollutant to back flush out. The tangential in-line air filter reduces air resistance and prevents back flow, allowing the air to traverse through a forced air system during operation
7241388 Means to miniaturize diffusion filters for particulate removal July 10, 2007
The present invention is directed to a filtration system including filter media that use diffusion as a method of particulate reduction that balances the contact time required for a desirable level of interception and filter performance. The filter system of the present invention inc
7238403 Composite for removing moisture, liquid and odors with anti-microbial capability July 3, 2007
There is provided a composite comprising a bonded mixture of a binder and active ingredients such as spill control agents, odor control agents, anti-microbial agents, and biologically active agents. The mixture is applied to and fused and/or coalesced with a first substrate, preferably
7182857 Pressure limiting and/or flow regulating valve for use with POU/POE filter system February 27, 2007
An apparatus comprising a pressure limiting valve for preventing transmission of elevated pressure to components downstream of the apparatus. Preferably, the pressure limiting valve is used in combination with a flow regulating device that maintains a substantially steady flow rate t
7144533 Microporous filter media, filtration systems containing same, and methods of making and using December 5, 2006
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting
7011753 Microporous filter media, filtration systems containing same, and methods of making and using March 14, 2006
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting
7008537 Microporous filter media, filtration systems containing same, and methods of making and using March 7, 2006
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting
6998058 Microporous filter media, filtration systems containing same, and methods of making and using February 14, 2006
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting
6959820 Microporous filter media, filtration systems containing same, and methods of making and using November 1, 2005
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting the
6953604 Microporous filter media, filtration systems containing same, and methods of making and using October 11, 2005
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting the
6913154 Microporous filter media, filteration systems containing same, and methods of making and using July 5, 2005
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting the
6889599 Brewing apparatus and method May 10, 2005
An apparatus and method useful for brewing a beverage. A brewing liquid, generally water, and in some cases brewing ingredients, are placed in a container having a bottom with openings that, due to surface tension of the liquid, do not allow the liquid to pass through the openings until
6872311 Nanofiber filter media March 29, 2005
The present invention is directed to an air filter medium comprising nanofibers, the filter medium having a thickness of less than 0.25 millimeters, a Figure of Merit of greater than about 0.075, and an efficiency of greater than about 99.9% when capturing aerosol particles of about
6866704 Microporous filter media with intrinsic safety feature March 15, 2005
The present invention is directed to a microporous filter medium treated with a microbiological interception enhancing agent comprising a cationic chemical having a medium to high charge density and a molecular weight greater than about 5000 Daltons, adsorbed on at least a portion of the
6840986 Air purifying filter systems for building air supply and respirators useful against NBC attacks January 11, 2005
An air filter that can fit within existing building HVAC air supply systems suitable for withstanding NBC attacks, comprising a series of pleated composite layers. By using impregnated carbon particles of the proper size, nerve gases, and gases of lower molecular weight, such as cyanogen
6835311 Microporous filter media, filtration systems containing same, and methods of making and using December 28, 2004
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the influent contacting the
6797167 Composite filter medium and fluid filters containing same September 28, 2004
A composite filter medium for removing at least 99.95 percent of particulates of a size in the 3 to 4 micron range and dissolved chemical contaminants from a fluid and filters of various configurations employing the composite filter medium are disclosed. The composite filter medium c
6783798 Magnetic or magnetizable composite product and a method for making and using same August 31, 2004
Thin, flexible composite materials, which are magnetic or magnetizable and processes for producing and using the materials. The composite material contains a laminate formed from a mixture of magnetic or magnetizable particles, binder particles (and optionally active particles), applied
6772535 Humidity generating system and method and use in wood drying kiln August 10, 2004
An apparatus and method for generating water vapor or humidity, useful in a variety of applications, including a wood drying kiln. The apparatus may contain a hydrophilic disk, a water supply structure that supplies water so that the water is deposited on the hydrophilic disk, and a moto
6770204 Filter media with enhanced microbiological interception capability August 3, 2004
The present invention is directed to a composite filter medium having a pH altering material that can raise the pH of an influent such that microbiological contaminants in the influent remain substantially negatively charged such that a positively charged medium within the composite
6720054 Desiccant system including bottle and desiccant sheet April 13, 2004
A desiccant system and a method for producing the same wherein a container is provided with a desiccant sheet that is trapped within the container and a water vapor impermeable cover for the container making a water impermeable seal thereto. The sheet may have a first substrate, and
6719869 Method of stabilizing composite media and media produced thereby April 13, 2004
There is provided composite media and a method of producing them. The composite media contain a coalesced composite mixture of particles of an active ingredient, binder particles, and stabilizing particles. The stabilizing particles fuse the composite structure to both front and back
6703071 Absorbent articles March 9, 2004
An absorbent article containing a composite mixture of absorbent macroporous particles and binder particles. Preferably, the absorbent macroporous particles are those having a macroporous structure which allow for the rapid flow of liquid therein, e.g., aerogels, xerogels, cryogels,
6660172 Precoat filtration media and methods of making and using December 9, 2003
The invention is directed to a precoat or body feed composition comprising a microbiological interception enhanced filter aid. Preferably, the microbiological interception enhanced filter aid comprises fibrillated lyocell nanofibers having coated on at least a portion of a surface th
6630016 Microporous filter media, filtration systems containing same, and methods of making and using October 7, 2003
The invention is directed to a microbiological interception enhanced filter medium comprising a microporous structure having a mean flow path of less than about 2 microns and made of an array of active particles. At least a portion of the surface of microporous structure has formed there
6610415 Magnetic or magnetizable composite product and a method for making and using same August 26, 2003
Thin, flexible composite materials, which are magnetic or magnetizable and processes for producing and using the materials. The composite material contains a laminate formed from a mixture of magnetic or magnetizable particles, binder particles (and optionally active particles), applied
6607672 Apparatus and method for combined use of ultraviolet and ozone in appliances August 19, 2003
A method and apparatus for treating an oxygen containing gas (generally air) and/or water in an appliance such as a refrigerator washing machine, dryer or dishwasher with ozone so as to disinfect the water used within the appliance and use the ozone in the air to disinfect the interior s
6550622 Composite filter medium and fluid filters containing same April 22, 2003
A composite filter medium for removing at least 99.95 percent of particulates of a size in the 3 to 4 micron range and dissolved chemical contaminants from a fluid and filters of various configurations employing the composite filter medium are disclosed. The composite filter medium c
6395190 Process employing thin-walled, extruded activated carbon filter May 28, 2002
An extruded, thin-walled activated carbon filter tube having a wall thickness of about 0.5 inch (12.7 mm) or less and an average dry density sufficient to remove at least about 99.5% of sub-micron particles from a liquid filtered through said tube.
6355330 Continuous solid state web coating process and webs produced thereby March 12, 2002
One or more particulate active agents are fused to the surface of a substrate web by mixing the particulate agents with a particulate binder having a particle size not exceeding an average diameter of approximately 40 microns and coating the composite mixture onto the surface of the
6103116 Collapsible filter August 15, 2000
A collapsible fluid filter is disclosed. The filter comprises, in part, a filter medium for filtering impurities from a fluid and a lower rim sealably disposed around the filter medium. The filter further includes an upper rim and a fluid impervious collapsible wall connected between the
6077588 Continuous solid state web coating process and webs produced thereby June 20, 2000
One or more particulate active agents are fused to the surface of a substrate web by mixing the particulate agents with a particulate binder having a particle size not exceeding an average diameter of approximately 40 microns and coating the composite mixture onto the surface of the
6061384 Process and apparatus for the production of activated carbon May 9, 2000
An improved process and apparatus for the production and reactivation of activated carbon comprising the passing of a substrate through one or more zones defined by electrodes. Electrical energy passing through the bed of substrate creates heat that supports the devolatilization and acti
6022436 Electrode manufacturing process and flow-through capacitor produced therefrom February 8, 2000
An electrode is made by depositing a mixture of particulate carbon and very fine thermoplastic binder on the surface of a fluid permeable dielectric web. The coated web is then passed between a pair of rollers that apply heat to at least the Vicat softening point of the binder and si
6015608 Liquid absorbent pad with anti-gel-block laminate January 18, 2000
A liquid absorbent pad has incorporated therein a plurality of liquid-absorbent laminated segments. The segments include super-absorbent particles. The segments are separated from one another and liquid dams between them prevent water-swollen particles from migrating throughout the p
5946342 Process and apparatus for the production of activated carbon August 31, 1999
An improved process and apparatus for the production and reactivation of activated carbon comprising the passing of a substrate through one or more zones defined by electrodes. Electrical energy passing through the bed of substrate creates heat that supports the devolatilization and acti
5922803 Thin-walled, extruded activated carbon filter July 13, 1999
An extruded, thin-walled activated carbon filter tube having a wall thickness of about 0.5 inch (12.7 mm) or less and an average dry density sufficient to remove at least about 99.5% of sub-micron particles from a liquid filtered through said tube.
5792513 Continuous solid state web coating process August 11, 1998
One or more particulate active agents are fused to the surface of a substrate web by mixing the particulate agents with a particulate binder having a particle size not exceeding an average diameter of approximately 40 microns and coating the composite mixture onto the surface of the
5700371 Water treatment cartridge and base December 23, 1997
A water treatment unit includes a base and a disposable, plug-in cartridge. The cartridge contains a pair of hollow cylindrical, porous, solid water treatment elements designed to treat water flowing radially through their walls. The cylindrical elements are mounted so as to act in paral
5685981 Water filter November 11, 1997
A water treatment or filtration unit is in two parts, a base and a cartridge. The base includes three ports, one of which may be selectively plugged or otherwise disabled. The cartridge contains the water treating material and is screwed into a socket in the base. Openings in the car
5538647 Method of preventing contaminant buildup in a reusable solvent July 23, 1996
A filtration system removes both particulate and dissolved matter from liquid cleaning solvent. The system is enclosed within a single unit which incorporates both a positive displacement pump and a filter assembly. The filter assembly includes a two stage filter with a hollow, cylindric
5538647 Method of preventing contaminant buildup in a reusable solvent July 23, 1996
A filtration system removes both particulate and dissolved matter from liquid cleaning solvent. The system is enclosed within a single unit which incorporates both a positive displacement pump and a filter assembly. The filter assembly includes a two stage filter with a hollow, cylindric
5464533 Solvent cleaning system with two stage filter November 7, 1995
A filtration system removes both particulate and dissolved matter from liquid cleaning solvent. The system is enclosed within a single unit which incorporates both a positive displacement pump and a filter assembly. The filter assembly includes a two stage filter with a hollow, cylindric
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