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| Number | Title | Issue Date |
| 6960454 | Methods for making and using a thermophilic enzyme as a β-glycosidase The invention relates to a thermophilic enzyme having β-glycosidase activity which comprises the amino acid sequence of SEQ ID NO: 2 in which one or a plurality of amino acid residues may be deleted, replaced or added. ... | 11/01/2005 |
| 6497762 | Method of fabricating crystal thin plate under micro-gravity environment A method of fabricating a crystal thin plate of a substance capable of forming a crystal, wherein a molten layer of the substance formed on a support is cooled in the atmosphere of an inert gas or in vacuum at a rate of 10-300° C. per second under a micr... | 12/24/2002 |
| 6362453 | Method of etching transparent solid material with laser beam A method of etching a surface of a transparent solid material with a laser beam, wherein the surface is irradiated with the laser beam having a fluence of 0.01-100 J/cm2 /pulse while maintaining a fluid capable of absorbing the laser beam in co... | 03/26/2002 |
| 6278056 | Metal complex useful as sensitizer, dye-sensitized oxide semiconductor electrode and solar cell using same A metal complex represented by the formula: (X)n ML1 L2, (X)2 M(L1)2 or (L1)2 ML2 wherein M represents a Group VIII metal, X represents a polar group, L1 | 08/21/2001 |
| 6254667 | Method of treating carbon dioxide-containing gas and apparatus therefor The apparatus of the present invention includes an inverted J-shaped pipe disposed under the sea and including shorter and longer open end portions, and a connecting portion joining them such that the shorter and longer portions extend downward from conne... | 07/03/2001 |
| 6197460 | Rewritable, heat sensitive, color image recording medium and image recording method using same A rewritable, heat sensitive, color image recording medium having a pair of opposed substrate sheets at least one of which is transparent, and a heat sensitive layer interposed between the substrate sheets and containing a cholesteric liquid crystal compo... | 03/06/2001 |
| 6183554 | Method for preparing dense, epitaxial metal oxide film A process for forming a dense, epitaxial metal oxide film on a single crystal substrate, including cleaning the surface of the single crystal substrate, contacting the cleaned surface with a polar organic compound such as a small molecular weight alcohol,... | 02/06/2001 |
| 6175005 | Process for the preparation of cyclic ethers containing an o-silylated hydroxyl group A process is provided which can easily produce a hydroxyl groups-containing cyclic ether compound in which at least one of the hydroxyl groups except a primary hydroxyl group thereof and its neighboring secondary hydroxyl group is protected. A hydroxyl gr... | 01/16/2001 |
| 6174512 | Silica mesoporous body and process for preparing same A method of producing a mesoporous silica material, including reacting, with stirring, a liquid mixture containing a tetraalkyl orthosilicate, a linear alkylamine, an inorganic acid and water, and drying and thermally treating the thus obtained solid prod... | 01/16/2001 |
| 6140448 | Process for preparing polysilane by catalytic dehydrogenative condensation of organosilane and metal complex catalyst therefor A polysilane is produced by subjecting a trihydrosilane to hydrogenative condensation in the presence of a titanium or zirconim complex catalyst having a first group selected from a dialkylaminoalkylcyclopentadienyl group, an -[(dialkylamino)alkyl]... | 10/31/2000 |
| 6124519 | Method of decomposing polychlorobiphenyls A method of decomposing a polychlorobiphenyl compound-containing material into an unharmful state, wherein the material is treated with a supercritical water containing an alkaline substance at a temperature higher than the critical temperature of water a... | 09/26/2000 |
| 6106719 | Process for treating liquid waste using light under anaerobic conditions A process of treating a liquid waste containing organic matters, which includes contacting, in a digestion zone maintained in anaerobic conditions, the liquid waste with bacterial granules of (a) acid fermentation bacteria and/or methane-producing bacteri... | 08/22/2000 |
| 6103431 | Rewritable, color image recording medium and image recording method using same A rewritable, color image recording medium composed of a pair of opposed substrates at least one of which is transparent, and an intermediate layer interposed between the substrates. The intermediate layer contains at least one cholesteric liquid crystal ... | 08/15/2000 |
| 6063258 | Production of hydrogen from water using photocatalyst-electrolysis hybrid system A process for the production of a hydrogen gas from water, wherein comprising an aqueous solution containing ferric ions is irradiated with a light while maintaining the aqueous solution in contact with a photocatalyst to convert the ferric ions into ferr... | 05/16/2000 |
| 6030640 | Oligoglycine compound, fibrous microtube of oligoglycine compound and process of producing fibrous microtube A lipid represented by the following formula: MO--(CO--CH2 --NH)p --CO--(CH2)n --CO--(NH--CH2 --CO)q --OM wherein M represents a hydrogen atom or an alkali metal, n is an integer of 6-18 and p a... | 02/29/2000 |
| 6020595 | Cold electron emission device A cold electron emission device including an emitter having a protrusion having a sharp tip and disposed at a first end of a semiconductor thin film formed on an insulation substrate; a cathode electrode disposed at a second end of the semiconductor thin ... | 02/01/2000 |
| 6001626 | Thermophilic phospholipases and method for production thereof Disclosed are a thermophilic phospholipase having an optimum temperature range of 95 to 105° C. which is useful in high-temperature degumming processes in oil refining process and high-temperature processing of phospholipids; and a method for producing a... | 12/14/1999 |
| 5958369 | Titanium-containing porous silica and process of preparing same A titanium-containing porous silica having a molecular sieve framework in which more than 3 mole % but not more than 25 mole % of silicon ions are isomorphously substituted by titanium ions. The porous silica may be obtained by gradually adding a liquid c... | 09/28/1999 |
| 5945077 | Separation of copper from chalcopyrite using hydrochloric acid A method of separating copper from chalcopyrite, including heating a mixture containing chalcopyrite particles containing copper components and hydrochloric acid at a temperature of at least 110° C. for a period of time sufficient to convert the copper c... | 08/31/1999 |
| 5910565 | Oligoglycine compound, fibrous microtube of oligoglycine compound and process of producing fibrous microtube A lipid represented by the following formula: MO--(CO--CH2 --NH)p --CO--(CH2)n --CO--(NH--CH2 --CO)q --OM wherein M represents a hydrogen atom or an alkali metal, n is an integer of 6-18 and p a... | 06/08/1999 |
| 5876748 | Fibrous microtube of oligoglycine compound A lipid represented by the following formula: MO--(CO--CH2 --NH)p --CO--(CH2)n --CO--(NH--CH2 --CO)q --OM wherein M represents a hydrogen atom or an alkali metal, n is an integer of 6-18 and p a... | 03/02/1999 |
| 5859217 | Process for producing polymerization sugar esters Disclosed are a polymerizable sugar ester of the formula shown below and a process for the production thereof: S(OH)q-1 --OOC--R--COOCH.dbd.CH2 wherein S(OH)q-1, represents a sugar residue obtained by removing one hydroxyl grou... | 01/12/1999 |
| 5858538 | Composite luminescent material A composite material having at least one fullerene layer and at least one layer of an auxiliary substance provided on the fullerene layer and selected from metals metalloids, metal compounds, metalloid compounds and mixtures thereof. The auxiliary substan... | 01/12/1999 |
| 5808307 | Method of detecting ultraviolet laser beam and method of recording information A method of detecting an ultraviolet laser beam, which includes irradiating a detector with the ultraviolet laser beam to produce photoluminescence from the detector, and sensing the photoluminescence. The detector includes a specific polysilmethylene com... | 09/15/1998 |
| 5777192 | Method of decomposing polychlorodibenzo-p-dioxins and/or polychlorodibenzofurans A method of decomposing dioxin compounds, such as polychlorodibenzo-p-dioxins and polychlorodibenzofurans, contained in a waste material into unharmful substances, wherein the waste material is treated with a supercritical water at a temperature higher th... | 07/07/1998 |
| 5773834 | Method of forming carbon nanotubes on a carbonaceous body, composite material obtained thereby and electron beam source element using same A composite material is produced by irradiating a surface of a shaped body of a carbonaceous material with an ion beam to form a layer of carbon nanotubes on the surface. The composite material is useful as a cathode of an electron beam source element.... | 06/30/1998 |
| 5730884 | Method of removing selenate ion from selenate ion-containing aqueous waste liquid Selenate ion is removed from a selenate ion-containing aqueous waste liquid by treating the aqueous liquid with an organic reducing agent in the presence of a photocatalyst while irradiating the aqueous waste liquid with an actinic radiation to convert th... | 03/24/1998 |
| 5707417 | Process of treating garbage with simultaneous production of methane Garbage resulting from the preparation, cooking and dispensing of food and containing water-insoluble organic components is treated first heated in the presence of water at a temperature of 100°-400° C. and a pressure higher than the saturated water vap... | 01/13/1998 |
| 5695734 | Process for the separation of carbon nanotubes from graphite A process for the isolation of carbon nanotubes from a mixture containing carbon nanotubes and graphite is disclosed, which includes the steps of: (a) reacting the mixture with a metal compound to intercalate the metal compound into the graphite; (b) reducing ... | 12/09/1997 |
| 5674740 | Enzymatic decomposition of polycarbonate resin A polycarbonate resin, such as a poly(tetramethylene carbonate) resin, is enzymatically decomposed by contacting the polycarbonate resin with at least one enzyme selected from porcine pancreas lipase, Pseudomonas sp. lipase and Pseudomonas sp. lipoprotein... | 10/07/1997 |
| 5665319 | Method of separating carbon dioxide from carbon dioxide containing gas and combustion apparatus having function to separate carbon dioxide from the combustion gas A method of separating carbon dioxide from a carbon dioxide-containing gas is disclosed, wherein the carbon dioxide-containing gas is contacted with a metal oxide to fix the carbon dioxide as a metal carbonate, and the metal carbonate is thermally decompo... | 09/09/1997 |
| 5665843 | Allylbiguanide polymer and method of producing same An allylbiguanide polymer having the following formula: ##STR1## wherein R1, R2 and R3 stand, independently of each other, for a hydrogen atom, a substituted or non-substituted aliphatic hydrocarbon group, a substitut... | 09/09/1997 |
| 5658841 | Composite catalyst containing photocatalyst dispersed in alkali metal silicate matrix A composite catalyst having a substrate, and a catalytic layer supported on the substrate and including 100 parts by weight of particles of a photocatalyst dispersed in 6-32 parts by weight of a matrix of an alkali metal silicate.... | 08/19/1997 |
| 5651953 | Method of producing hydrogen from biomass Hydrogen is produced from a cellulose-containing biomass by heating the biomass in the presence of water and a catalyst at a temperature of 250°-374° C. and at a pressure higher than the saturated vapor pressure of water. The catalyst includes a catalyt... | 07/29/1997 |
| 5650132 | Process for producing hydrogen from hydrocarbon Hydrogen is produced from a hydrocarbon by contacting the hydrocarbon with fine particles of a carbonaceous material having an external surface area of at least 1 m2 /g at a temperature sufficient to pyrolyze the hydrocarbon.... | 07/22/1997 |
| 5644116 | Carbon monoxide sensor and method of detecting carbon monoxide A carbon monoxide sensor in the form of a composite material including a transparent substrate, and a metal oxide layer provided over a surface of the substrate and containing nickel oxide and cobalt oxide in an amount providing an atomic ratio Ni/Co of 9... | 07/01/1997 |
| 5560898 | Process of isolating carbon nanotubes from a mixture containing carbon nanotubes and graphite particles Carbon nanotubes are isolated from a mixture containing the carbon nanotubes and graphite particles by a process including the steps of: finely pulverizing the mixture; dispersing the pulverized product in a liquid medium; centrifuging the resulting dispersion to o... | 10/01/1996 |
| 5482601 | Method and device for the production of carbon nanotubes Carbon nanotubes are produced by successively repositioning an axially extending rod-like carbonaceous anode relative to a cathode surface such that a tip end surface of the anode successively faces on different portions of the cathode surface while impre... | 01/09/1996 |
| 5476787 | Method of removing nitrogen impurities from water using hydrocarbon-producing microalga Water containing an inorganic nitrogen-containing compound, such as water effluent from sewage treatment plant, is treated for the removal of the nitrogen-containing compound and for the production of hydrocarbons by proliferating microalga capable of con... | 12/19/1995 |
| 5413736 | Particulate fluorescent material of (Y1-X" Eux)203 and process of preparing same A fluorescent material is disclosed which indludes substantially spherical particles each consisting of Y2 O3 and Eu2 O3 and having an average particle diameter of 90-210 nm and a narrow particle size distributi... | 05/09/1995 |
