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| Number | Title | Issue Date |
| 7407578 | Liquid filtering instrument and dry type analysis device A liquid filtering instrument 10 according to the present invention achieves filtered liquid by pressure-reduced filtration, and it comprises a filter member 12 in which a liquid filter 15 is accommodated, and a holder member 14 for stock... | 08/05/2008 |
| 7384550 | Glaucoma implant having MEMS filter module Various MEMS filter elements or modules are disclosed, and which may be used in a glaucoma implant (490). One such MEMS filter module (34) includes a first film (70) and a second film (46) that are spaced and interconnected by a plurality... | 06/10/2008 |
| 7361272 | Anisotropic porous material The present invention is to provide an anisotropic porous material for a fluid filter which can perform a separation process of a large amount of fluid with high accuracy, which can achieve high flux, and which can improve detergent properties. The anisotropic porou... | 04/22/2008 |
| 7294164 | Narrow pore size distribution aluminum titanate body and method for making same This invention relates to an aluminum titanate body having a narrow pore size distribution as characterized by the relation (d50−d10)/d50 being less than 0.50 corresponding to a high degree of interconnected porosity. The body also... | 11/13/2007 |
| 7259120 | Aluminum titanate ceramic articles and methods of making same An aluminum titanate ceramic article having a predominant crystal phase of aluminum titanate and a material composition including aluminum, titanium, silica, an alkaline earth metal (e.g., at least one selected from the group of strontium, calcium, barium, or combin... | 08/21/2007 |
| 7226540 | MEMS filter module Various MEMS filter elements or modules are disclosed. One such MEMS filter module (34) includes a first film (70) and a second film (46) that are spaced and interconnected by a plurality of supports (78). A plurality of first flow ports ... | 06/05/2007 |
| 7201846 | Micro-fluidic anti-microbial filter An anti-microbial filter (105) for a micro-fluidic system (100) includes a silicon-based filter membrane (213) having holes (218) formed therein. The membrane (213) is formed on a substrate (211). One side of the filter memb... | 04/10/2007 |
| 7169213 | Multi-channel cross-flow porous device A multi-channel modular device (10) processes between two fluid streams of different compositions. The device (10) includes a porous body (150) having a first plurality of feed-flow pathways (110) disposed in the body (150) for tra... | 01/30/2007 |
| 7112234 | Composite porous media A composite porous media for either gas or liquid flow is strong and efficient, and can readily be formed in or into a wide range of different shapes and configurations. In particular, the porous media is a composite of a metal, aerogel or ceramic foam (i.e., a reti... | 09/26/2006 |
| 7037425 | Mesoporous membrane collector and separator for airborne pathogen detection A process and apparatus for the collection of biological materials from air. Collection and separation devices utilize a novel membrane structure formed from a functionalized inorganic mesoporous membrane supported by porous substrate. ... | 05/02/2006 |
| 7018815 | Method for producing vitamin B12 from hydrogen-metabolizing methane bacterium Mesophilic methane bacteria obtained from digested sludge are acclimatized in an H2/CO2 medium and the acclimatized methane bacteria are grown on a support inclusive of inorganic nutritional salts of trace metal elements by using an immobilized... | 03/28/2006 |
| 7011425 | Luminary product A decorated luminary product includes a candle holder containing a candle, wherein at least one of the inner surface and the outer surface of the candle holder has a hammered texture such that light passing through the candle holder varies substantially as a result ... | 03/14/2006 |
| 6977042 | Microstructured filter A microstructured filter having an inlet for unfiltered fluid; an outlet for filtered fluid; a plurality of projections which are arranged in at least two rows in mutually juxtaposed relationship, project out of a base plate and are an integral component of the base... | 12/20/2005 |
| 6911345 | Methods and apparatus for analyzing polynucleotide sequences The present invention provides an apparatus for analyzing the sequences of polynucleotides. The apparatus comprises (a) flow cell which has at least one microfabricated multilayer elastomeric synthesis channel; and (b) an inlet port and an outlet port. The inlet por... | 06/28/2005 |
| 6878277 | Photocatalytic filter, photocatalytic filter device and method for manufacturing photocatalytic filter Disclosed is a photocatalytic filter which can fully secure a space of gaps to constitute a flow path for flowing a fluid to be disposed of and which has gaps structured for easily trapping an organic substance in the fluid when the fluid is brought into contact wit... | 04/12/2005 |
| 6854602 | Hydrogen-selective silica-based membrane A hydrogen permselective membrane, a method of forming a permselective membrane and an apparatus comprising a permselective membrane, a porous substrate and an optional intermediate layer are described. Using chemical vapor deposition (CVD) at low reactant gas conce... | 02/15/2005 |
| 6846413 | Microstructured filter A microstructured filter for a fluid, the filter having an inlet for unfiltered fluid and an outlet for filtered fluid, the filter comprising: a plurality of projections (7) which are arranged in at least two rows (3) in mutually juxtaposed relationshi... | 01/25/2005 |
| 6841075 | Permeable composite material, method for producing said composite material, and use of the same A claim is laid to a permeable composite, a process of production of the composite as well as the use of this composite. The composite essentially contains a perforated and permeable carrier, on and in or on or in which another component that essentially contains me... | 01/11/2005 |
| 6797185 | Filtration method for graft polymer polyols An index filtration method is disclosed for filtering graft polyol dispersions. The method allows for the rapid filtration of large volumes of graft polyol dispersion in an economical manner. The process can be highly automated. The resulting filtered graft polyol d... | 09/28/2004 |
| 6797206 | Process of producing a microporous hydrophobic inorganic membrane Microporous hydrophobic inorganic membrane having an average pore size of less than 2 nm and a hydrophobicity index octane/water of at least 2 can be obtained by a process comprising hydrolyzing a metal alkoxide in the presence of a hydrocarbyl metal alkoxide having... | 09/28/2004 |
| 6764655 | Photocatalyst filter for a light leakage type Light-leakage type photocatalyst fibers (10) are bundled together to form a filter assembly having an enormous number of minute gaps which provide fluid communication paths in a longitudinal direction of the photocatalyst fibers. Light is incident to each of ... | 07/20/2004 |
| 6752925 | Filter device with an electrically grounded ceramic membrane filter element A filter device (1) is provided for microfiltration and/or ultrafiltration, preferably for varnishes, such as cathodic dipping varnishes, for connection to a conduit, having a pressure housing (2) and at least one ceramic membrane filter element (3 | 06/22/2004 |
| 6709589 | Dimensionally stable, cross-flow permeable fluid treatment element A dimensionally stable, flow-porous fluid treatment element suitable for hot fluid treatment, in particular a filter element, characterized by the following components: (a) inorganic solid particles with inner voids; and (b) hardened binder on a water ... | 03/23/2004 |
| 6649255 | Article and method for producing extremely small pore inorganic membranes An article and method for producing extremely small pore inorganic membranes. The method enables reduction of the pore size of a porous inorganic membrane, such as metal oxides, metal carbides, metal nitrides and cermets. Mean pore diameters of below abou... | 11/18/2003 |
| 6632360 | Separating device comprising a ceramic membrane A device for separating liquid and/or gas components from each other, which device includes a ceramic membrane comprising a porous layer of γ-alumina which is present on top of a porous layer of supporting material, wherein an alkali-free, phosphorous ma... | 10/14/2003 |
| 6620320 | Ion-conducting composite which is permeable to matter, method for producing said composite, and use of the same The invention relates to an ion-conducting composite which is permeable to matter, to a method for producing an ion-conducing composite which is permeable to matter, and to the use of this composite in various processes. Membranes or ion-conducting materi... | 09/16/2003 |
| 6598750 | Micromachined membrane particle filter using parylene reinforcement A micromachined membrane particle filter is formed by making holes in a silicon and coating over the holes with Parylene.... | 07/29/2003 |
| 6576182 | Process for producing shrinkage-matched ceramic composites A process for producing a composite, containing at least one shrinkage-matched ceramic layer, wherein a starting material for the ceramic layer(s) has shrinkage behavior on sintering which is matched to remaining layer(s), and which is selected such that ... | 06/10/2003 |
| 6551536 | Reverse osmosis membrane having excellent anti-fouling property and method for manufacturing the same A reverse osmosis membrane having excellent antifouling property, which is advantageous in terms of fundamental prevention of fouling generated by inorganic crystalloids, organic contaminants, and microorganisms, and a method for preparing the same. The m... | 04/22/2003 |
| 6547967 | Ceramic network, method for the production and utilization thereof The present invention relates to the field of ceramics and to a ceramic network which can, for example, be applied as a deep-bed filter and a method for the production and utilization thereof. The present invention provides a ceramic network in which the ... | 04/15/2003 |
| 6544418 | Preparing and regenerating a composite polymer and silica-based membrane A method for preparing and regenerating a chemically activated or polyamino acid functionalized membrane includes the steps of permeating the silica-based membrane with a solution of silane and a solvent so as to react methoxy groups of the silane with si... | 04/08/2003 |
| 6544419 | Method of preparing a composite polymer and silica-based membrane A method for preparing a chemically activated or polyamino acid functionalized membrane includes the steps of permeating a silica-based membrane with a solution of silane and a solvent so as to react methoxy groups of the silane with silanol groups of the... | 04/08/2003 |
| 6536604 | Inorganic dual-layer microporous supported membranes The present invention provides for a dual-layer inorganic microporous membrane capable of molecular sieving, and methods for production of the membranes. The inorganic microporous supported membrane includes a porous substrate which supports a first inorg... | 03/25/2003 |
| 6527955 | Heat-activatable microporous membrane and its uses in batteries A novel microporous membrane comprising a hot-melt adhesive and an engineering plastics, the methods of preparing such microporous membrane and the uses of the microporous membrane in, e.g., batteries, super capacitors, fuel cells, sensors, electrochromic... | 03/04/2003 |
| 6524489 | Advanced composite media This invention relates to advanced composite filtration media comprising a functional filtration component and a matrix component, and methods for preparing and using same. More particularly, this invention pertains to advanced composite filtration media ... | 02/25/2003 |
| 6494326 | Composite zeolite membranes A new class of composite zeolite membranes and synthesis techniques therefor has been invented. These membranes are essentially defect-free, and exhibit large levels of transmembrane flux and of chemical and isotopic selectivity.... | 12/17/2002 |
| 6468428 | Glass material for carrying a photocatalyst, filter device using the same and light irradiating method A photocatalyst is carried on a surface of a light guiding body for guiding light needed to activate the photocatalyst in such a manner the light guided by the light guiding body irradiates directly from the surface of the light guiding body the photocata... | 10/22/2002 |
| 6390304 | High performance filters comprising inorganic fibers having inorganic fiber whiskers grown thereon A filter media system, which is capable of operating in the microfiltration regime, offers: low cost, durability, high temperature and chemical resistance, no particulation, mechanical strength, separation efficiency, and biocompatibility. The present inv... | 05/21/2002 |
| 6383386 | Hydrophobic permeable composite, method for producing said composite and use of the same The invention relates to a hydrophobic permeable composite, to a method for producing a hydrophobic permeable composite and to the use of said composite in various processes. Hydrophobic, permeable materials have been known for some time. Plastic material... | 05/07/2002 |
| 6340379 | Gas filter, method for producing a gas filter and use of said gas filter A gas filter, a process for producing a gas filter and the use of the gas filter. The filtration of gases, in particular of gases which are contaminated by solids, e.g. automobile exhaust gases, is difficult since the solids which have been filtered out b... | 01/22/2002 |
