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| Number | Title | Issue Date |
| 7314845 | Supported catalyst systems The present invention relates to a supported catalyst system. The supported catalyst of the present invention comprises an inorganic support having attached to at least one surface thereof non-acidic, hydrophilic, hydroxyl-containing organic R10 groups ha... | 01/01/2008 |
| 7303683 | Microorganism-removing filter medium having high isoelectric material and low melt index binder A filter medium capable of removing microorganisms from a fluid such as water. The filter medium includes particles of activated carbon, particles of a substantially insoluble inorganic material having an isoelectric point greater than the fluid being filtered. A lo... | 12/04/2007 |
| 7291575 | Active, heterogeneous bi- or tri-dentate catalyst A catalyst composition, and olefin polymerization process using same, formed from a mixture of a non-aluminoxane aluminum compound, an inorganic oxide and a transition metal bidentate or tridentate complex in certain prescribed proportions. The composition can be fo... | 11/06/2007 |
| 7264728 | Method of separating components in a sample using silane-treated silica filter media The present invention provides methods for separating one or more components of interest from a sample containing particulates and soluble materials. The method comprises the steps of: (a) filtering a sample through silica filter media whose surface silanol groups h... | 09/04/2007 |
| 7195923 | Ratiometric determination of glycated protein The present invention provides methods for determining a ratio of an amount of a glycated form of a protein to a total amount of the protein in a sample containing the glycated protein, the glycosylated protein, or the glycoprotein. The method incorporates lateral f... | 03/27/2007 |
| 7166213 | Solid compositions for selective adsorption from complex mixtures The present invention relates to a solid and method useful in separating chemical components in a complex mixture when at least one of the chemical components of the mixture is capable of being selectively adsorbed. The solid of the present invention comprises an in... | 01/23/2007 |
| 7125580 | Method for preparing a solid phase microextraction device using aerogel A sample collection substrate of aerogel and/or xerogel materials bound to a support structure is used as a solid phase microextraction (SPME) device. The xerogels and aerogels may be organic or inorganic and doped with metals or other compounds to target specific c... | 10/24/2006 |
| 7101966 | Selection of peptide ligands specific for baculovirus DNA-binding protein from the FliTrx™ random peptide display library Autographa californica nucleopolyhedrovirus (AcNPV) is a baculovirus widely employed as a vector for the expression of foreign genes and pest control. Although baculoviruses efficiently replicate in the nuclei of arthropod cells, the dynamics and mechanism of DNA re... | 09/05/2006 |
| 7052609 | Method for regeneration of adsorbent matrices The present invention relates to the regeneration of adsorbent matrices that are used for the purification of substances from aqueous liquid samples derived from biological material. The method is adapted to adsorbent matrices that are sensitive to hydrolysis either... | 05/30/2006 |
| 7045059 | Universal bonded phase material for chromatographic separation The invention provides a new universal bonded phase material used for separation of a wide variety of organic and inorganic substances by liquid chromatography. The material is produced by bonding a charge-bearing hydrophobic functional group to the surface of a sup... | 05/16/2006 |
| 7000409 | Use of flow through capacitor in the recovery and purification of water from exhaust gases of internal combustion engines A process for recovering potable water from the exhaust gases of an internal combustion engine is disclosed. In this process the exhaust gases are cooled causing water to condense out, and the water formed is passed through particulate filters, activated carbon filt... | 02/21/2006 |
| 6998042 | Solid compositions for selective adsorption from complex mixtures The present invention relates to a solid and method useful in separating chemical components in a complex mixture when at least one of the chemical components of the mixture is capable of being selectively adsorbed. The solid of the present invention comprises an in... | 02/14/2006 |
| 6946420 | Coordination catalyst systems employing chromium support-agglomerate and method of their preparation The present invention is directed to a coordinating catalyst system comprising at least one pre-catalyst selected from late transition metal bidentate or tridentate ligand containing compounds, at least one support-agglomerate having chromium immobilized thereto (e.... | 09/20/2005 |
| 6943224 | Process for preparing supported transition metal catalyst systems and catalyst systems prepared thereby A process for forming a coordination catalyst system comprising sequentially or substantially simultaneously contacting: (I) pre-catalyst reactants comprising (a) at least one first ligand-containing reactant; and (b) at least one first transition metal reactant sui... | 09/13/2005 |
| 6929942 | Process for the treatment of industrial effluents using marine algae to produce potable wafer The invention relates to a process for the treatment of industrial effluents using marine algae to produce potable water which process comprises the steps of: (i) contacting diluted effluents with marine red algae selected from Porphyra and Liagora, co... | 08/16/2005 |
| 6927261 | Method of making supported transition metal polymerization catalysts and compositions formed therefrom The present invention is directed to a novel one-step method for forming a supported catalyst complex of high activity by substantially simultaneously contacting a bidentate or tridentate ligand forming compound, a transition metal compound and a Lewis acid support-... | 08/09/2005 |
| 6867302 | Process for the catalytic synthesis of biaryls and polymers from aryl compounds A process for producing organic substituted aromatic or heteroaromatic compounds including biaryl and biheteroaryl compounds in a two-step reaction. In the first step, the aromatic or heteroaromatic compound is borylated in a reaction comprising a borane or diborane... | 03/15/2005 |
| 6864201 | Preparation and screening of crystalline zeolite and hydrothermally-synthesized materials Methods and apparatus for the preparation and use of a substrate having an array of diverse materials in predefined regions thereon. A substrate having an array of diverse materials thereon is generally prepared by delivering components of materials to predefined re... | 03/08/2005 |
| 6818581 | Method for water denitrification A method for denitrification of water, in which the water to be denitrified is made to flow over a porous carrier which comprises a transition metal, preferably palladium, used in an amount between 0.01 and 5% by weight on the carrier and on which denitrifying bacte... | 11/16/2004 |
| 6693168 | Chiral cyanoamines and methods of preparation Methods for preparing chiral non-racemic cyanoamines are provided. The methods are useful, e.g., for preparing chiral amino acids.... | 02/17/2004 |
| 6303368 | Device for liquid or gas process streams and method of making and using same A device for use in processing of a liquid and/or gas stream. The device is made up of a monolithic structure having active powder for treating streams. The structure has an inlet end and an outlet end and a multiplicity of cells extending from inlet end ... | 10/16/2001 |
| 6051372 | Template induced patterning of surfaces and their reversible stabilization using phase transitions of the patterned material A two-dimensional patterning of a three-dimensional surface by a template molecule (or object) involving non-covalent interactions between the template and the surface and the reversible fixation of the pattern by undergoing a phase transition in the patt... | 04/18/2000 |
| 5712212 | Apparatus and method for the production of gel beads containing a biocatalyst An apparatus and method for the large-scale and continuous production of gel beads containing a biocatalyst. The apparatus is a columnar system based on the chemical cross-linking of hydrocolloidal gels that contain and immobilize a biocatalyst, the bioca... | 01/27/1998 |
| 5684115 | (Co)polycarbonate composition containing boric acid and a basic catalyst A processes for producing a (co)polycarbonate having a low terminal hydroxyl group concentration and being excellent in heat resistance and hue, which comprises melt-polycondensing a dihydroxy compound with a carbonic diester in the presence of a catalyst... | 11/04/1997 |
| 5679281 | Gelled material compositions with modified halopolymer Gelled material compositions for use as adsorbents and ion exchangers. The composition including a specific extractant, an organic solvent and a halopolymer modified by substitution with a radical of a substance compatible with the specific extractant. Op... | 10/21/1997 |
| 5658978 | (Co)polycarbonate and borate composition A processes for producing a (co)polycarbonate having a low terminal hydroxyl group concentration and being excellent in heat resistance and hue, which comprises melt-polycondensing a dihydroxy compound with a carbonic diester in the presence of a catalyst... | 08/19/1997 |
| 5569634 | Process upset-resistant inorganic supports for bioremediation Porous bodies are produced which are suitable for use as supports for catalysts, including living cells, such as bacteria and which are upset resistant to acids and bases. The bodies have a significantly large average pore diameter of about 0.5 to 100 mic... | 10/29/1996 |
| 5518910 | Low density glassy materials for bioremediation supports A bioremediation support for the support of microorganisms used in the biotreatment of an aqueous waste stream or contaminated vapor is made of a low-density siliceous glassy material. This material has a cellular or frothy texture, large pores of greater... | 05/21/1996 |
| 5439858 | Hydrated granular carrier prepared from polyvinyl alcohol and activated charcoal for biological treatment apparatus A hydrated granular carrier is prepared for microbe immobilization in a biological treatment apparatus such as for treating waste water and exhaust gas. The carrier contains hydrated granular gel particles coated with a finely ground organic powder. The g... | 08/08/1995 |
| 5397755 | Low density glassy materials for bioremediation supports A bioremediation support for the support of microorganisms used in the biotreatment of an aqueous waste stream or contaminated vapor is made of a low-density siliceous glassy material. This material has a cellular or frothy texture, large pores of greater... | 03/14/1995 |
| 5395808 | Inorganic supports for bioremediation Porous bodies are produced which are suitable for use as supports for catalysts, including living cells, such as bacteria. The bodies have a significantly large average pore diameter of about 0.5 to 100 microns, (i.e. 5,000 to 1,000,000 Å) and a total po... | 03/07/1995 |
| 5250483 | Method for treatment of catalysts using denitrifying bacteria A method of releasing metals from catalysts in a form that is readily recoverable using denitrifying bacteria is disclosed. The method can be used to regenerate catalysts and to recover metals from catalysts, especially molybdenum and nickel.... | 10/05/1993 |
| 5084389 | Bioadsorption composition and process for production thereof A novel bioadsorption composition suitable for removing heavy metal from waster water effluent, the composition comprising a biomass encapsulated sol-gel matrix. A process for preparing the biomass encapsulated sol-gel matrix is also provided. The bioadso... | 01/28/1992 |
| 5078798 | Buoyancy mediated control of catalytic reaction A method of carrying out a reaction in a solution catalytically comprising contacting a solid catalytically active material and a solution in which a catalytic reaction is to be carried out wherein the catalytic reaction yields a gas which adheres to the ... | 01/07/1992 |
| 5055402 | Removal of metal ions with immobilized metal ion-binding microorganisms A composition for removing metal ions from aqueous solution is prepared by immobilizing metal ion-binding microorganisms such as algae, washing the immobilized microorganisms, drying the washed immobilized microorganisms and heating the dried immobilized ... | 10/08/1991 |
| 4994429 | Active material useful as adsorbent comprising metal oxide/hydroxide particles reacted with phosphorus-containing organic acid group of organic compound having unreacted acid group An active material is disclosed which comprises a metal oxide/hydroxide surface having chemically bonded to reactive sites thereon a substantially monomolecular layer of organic acid molecules. Each organic acid molecule is chemically bonded to a reactive... | 02/19/1991 |
| 4983566 | Surface-modified adsorbent comprising metal oxide/hydroxide particles reacted with one or more perfluorinated organic acids An active material and method of making same are disclosed comprising a metal oxide/hydroxide surface having chemically bonded to reactive sites thereon, a layer of a perfluorinated organic material formed by reacting with the metal oxide/hydroxide a perf... | 01/08/1991 |
| 4978647 | Gel bead composition for metal adsorption The invention is a gel bead comprising propylene glycol alginate and bone gelatin and is capable of removing metals such as Sr and Cs from solution without adding other adsorbents. The invention could have application to the nuclear industry's waste remov... | 12/18/1990 |
| 4966872 | Bacteriostatic activated carbon filter Polymerized salts of polymerizable anionic monomers with cationic germicides are chemically grafted onto activated carbon in a manner to form a permanent, covalent bond thereon. The grafting of such germicides onto the activated carbon imparts permanent b... | 10/30/1990 |
| 4962073 | Surface treated porous ceramic membranes and method of making same A treated permeable inorganic membrane is disclosed comprising a metal oxide/hydroxide capable of reacting with a phosphoric acid ester. The treated membrane has good chemical stability over a pH range of from 2 to 12. Chemically bonded to the metal oxide... | 10/09/1990 |
