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| Number | Title | Issue Date |
| 6326326 | Surface functionalized mesoporous material and method of making same According to the present invention, an organized assembly of functional molecules with specific interfacial functionality (functional group(s)) is attached to available surfaces including within mesopores of a mesoporous material. The method of the presen... | 12/04/2001 |
| 6296831 | Stimulus sensitive gel with radioisotope and methods of making The present invention is a thermally reversible stimulus-sensitive gel or gelling copolymer radioisotope carrier that is a linear random copolymer of an [meth]acrylamide derivative and a hydrophilic comonomer, wherein the linear random copolymer is in the... | 10/02/2001 |
| 6284217 | Method and catalyst structure for steam reforming of a hydrocarbon The present invention includes an improvement to the existing method of steam reforming of hydrocarbon, wherein the improvement comprises: the flowing is at a rate providing a residence time less than about 0.1 sec resulting in obtaining product formation... | 09/04/2001 |
| 6277493 | Joined ceramic product According to the present invention, a joined product is at least two ceramic parts, specifically bi-element carbide parts with a bond joint therebetween, wherein the bond joint has a metal silicon phase. The bi-element carbide refers to compounds of MC, M... | 08/21/2001 |
| 6264726 | Method of filtering a target compound from a first solvent that is above its critical density The present invention is a method of separating a first compound having a macromolecular structure from a mixture. The first solvent is a fluid that is a gas at standard temperature and pressure and is at a density greater than a critical density of the f... | 07/24/2001 |
| 6259091 | Apparatus for reduction of selected ion intensities in confined ion beams An apparatus for producing an ion beam having an increased proportion of analyte ions compared to carrier gas ions is disclosed. Specifically, the apparatus has an ion trap or a collision cell containing a reagent gas wherein the reagent gas accepts charg... | 07/10/2001 |
| 6245305 | Method of separating and purifying gadolinium-153 The present invention is an improvement to the method of separating and purifying gadolinium from a mixture of gadolinium and europium having the steps of (a) dissolving the mixture in an acid; (b) reducing europium+3 to europium+2; and (c) precipitating ... | 06/12/2001 |
| 6244101 | Photoacoustic method for measuring concentration of chemical species The present invention is a transducer for photoacoustic detection having at least two piezoelectric elements wherein at least a first piezoelectric element has a first frequency and at least a second piezoelectric element has a second frequency. The impro... | 06/12/2001 |
| 6200536 | Active microchannel heat exchanger The present invention is an active microchannel heat exchanger with an active heat source and with microchannel architecture. The active microchannel heat exchanger has (a) an exothermic reaction chamber; (b) an exhaust chamber; and (c) a heat exchanger c... | 03/13/2001 |
| 6192596 | Active microchannel fluid processing unit and method of making The present invention is an active microchannel fluid processing unit and method of making, both relying on having (a) at least one inner thin sheet; (b) at least one outer thin sheet; (c) defining at least one first sub-assembly for performing at least o... | 02/27/2001 |
| 6184531 | Apparatus for real-time airborne particulate radionuclide collection and analysis An improved apparatus for collecting and analyzing an airborne particulate radionuclide having a filter mounted in a housing, the housing having an air inlet upstream of the filter and an air outlet downstream of the filter, wherein an air stream flows th... | 02/06/2001 |
| 6165301 | Method of joining ceramics According to the method of the present invention, joining a first bi-element carbide to a second bi-element carbide, has the steps of: (a) forming a bond agent containing a metal carbide and silicon; (b) placing the bond agent between the first and second... | 12/26/2000 |
| 6164072 | Method and apparatus for matching a secondary steam supply to a main steam supply of a nuclear or thermal renewable fueled electric generating plant The present invention is a method and apparatus for matching a secondary steam supply to a main steam supply of a limited enthalpy steam generator when the limited enthalpy steam generator is operating at partial capacity to maintain a primary turbine at ... | 12/26/2000 |
| 6159378 | Apparatus and method for handling magnetic particles in a fluid The present invention is an apparatus and method for handling magnetic particles suspended in a fluid, relying upon the known features of a magnetic flux conductor that is permeable thereby permitting the magnetic particles and fluid to flow therethrough;... | 12/12/2000 |
| 6151769 | Method of making a scintillator waveguide The present invention is an apparatus for detecting ionizing radiation, having: a waveguide having a first end and a second end, the waveguide formed of a scintillator material wherein the therapeutic ionizing radiation isotropically generates scintillati... | 11/28/2000 |
| 6153154 | Method for sequential injection of liquid samples for radioisotope separations The present invention is a method of separating a short-lived daughter isotope from a longer lived parent isotope, with recovery of the parent isotope for further use. Using a system with a bi-directional pump and one or more valves, a solution of the par... | 11/28/2000 |
| 6150155 | Kit for providing a technetium medical radioimaging agent The present invention is directed toward a kit for microbial reduction of a technetium compound to form other compounds of value in medical imaging. The technetium compound is combined in a mixture with non-growing microbial cells which contain a techneti... | 11/21/2000 |
| 6134289 | Thermal neutron detection system According to the present invention, a system for measuring a thermal neutron emission from a neutron source, has a reflector/moderator proximate the neutron source that reflects and moderates neutrons from the neutron source. The reflector/moderator furth... | 10/17/2000 |
| 6129973 | Microchannel laminated mass exchanger and method of making The present invention is a microchannel mass exchanger having a first plurality of inner thin sheets and a second plurality of outer thin sheets. The inner thin sheets each have a solid margin around a circumference, the solid margin defining a slot throu... | 10/10/2000 |
| 6126723 | Microcomponent assembly for efficient contacting of fluid The present invention is a fundamental method and apparatus of a microcomponent assembly that overcomes the inherent limitations of state of the art chemical separations. The fundamental element enabling miniaturization is the porous contactor contained w... | 10/03/2000 |
| 6118039 | Method for digesting a nitro-bearing explosive compound The present invention is a process wherein superoxide radicals from superoxide salt are used to break down the explosive compounds. The process has an excellent reaction rate for degrading explosives, and operates at ambient temperature and atmospheric pr... | 09/12/2000 |
| 6113993 | Method of coating a substrate with a calcium phosphate compound The present invention is a method of coating a substrate with a calcium phosphate compound using plasma enhanced MOCVD. The substrate is a solid material that may be porous or non-porous, including but not limited to metal, ceramic, glass and combinations... | 09/05/2000 |
| 6108081 | Nonlinear vibrational microscopy The present invention is a method and apparatus for microscopic vibrational imaging using coherent Anti-Stokes Raman Scattering or Sum Frequency Generation. Microscopic imaging with a vibrational spectroscopic contrast is achieved by generating signals in... | 08/22/2000 |
| 6106675 | Method of microwave bond cleavage of a hydrocarbon compound in a liquid phase The method of the present invention is a microwave bond cleavage of a first hydrocarbon compound, the first hydrocarbon compound in a liquid phase and substantially non-aqueous, to a second compound having a shorter carbon chain than the first hydrocarbon... | 08/22/2000 |
| 6103528 | Reversible gelling culture media for in-vitro cell culture in three-dimensional matrices A gelling cell culture medium useful for forming a three dimensional matrix for cell culture in vitro is prepared by copolymerizing an acrylamide derivative with a hydrophilic comonomer to form a reversible (preferably thermally reversible) gelling linear... | 08/15/2000 |
| 6082181 | Ultrasonic fluid densitometer having liquid/wedge and gas/wedge interfaces The present invention is an ultrasonic liquid densitometer that uses a material wedge having two sections, one with a liquid/wedge interface and another with a gas/wedge interface. It is preferred that the wedge have an acoustic impedance that is near the... | 07/04/2000 |
| 6082180 | Ultrasonic fluid densitometer for process control The present invention is an ultrasonic fluid densitometer that uses at least one pair of transducers for transmitting and receiving ultrasonic signals internally reflected within a material wedge. A temperature sensor is provided to monitor the temperatur... | 07/04/2000 |
| 6067861 | Method and apparatus for ultrasonic doppler velocimetry using speed of sound and reflection mode pulsed wideband doppler According to the present invention, a method and apparatus rely upon tomographic measurement of the speed of sound and fluid velocity in a pipe. The invention provides a more accurate profile of velocity within flow fields where the speed of sound varies ... | 05/30/2000 |
| 6046039 | Methods for producing partially digested restriction DNA fragments and for producing a partially modified PCR product The present invention is an improved method of making a partially modified PCR product from a DNA fragment with a polymerase chain reaction (PCR). In a standard PCR process, the DNA fragment is combined with starting deoxynucleoside triphosphates, a prime... | 04/04/2000 |
| 6015869 | Strongly hydrogen-bond acidic polymer and methods of making and using The present invention is a sorbent polymer with the (AB)n sequence where the fluorinated interactive A segment is fluoroalkyl-substituted bisphenol and the oligosiloxane B segment is an oligodimethylsiloxane. More specifically, the fluoroalkyl-substituted... | 01/18/2000 |
| 6014024 | Apparatus and method for detecting and/or measuring flaws in conductive material The present invention uses a magnet and sensor coil unilaterial and in relative motion to a conductive material, to measure perturbation or variation in the magnetic field in the presence of a flaw. A liftoff compensator measures a distance between the co... | 01/11/2000 |
| 5993633 | Capillary electrophoresis electrospray ionization mass spectrometry interface The present invention is an interface between a capillary electrophoresis separation capillary end and an electrospray ionization mass spectrometry emitter capillary end, for transporting an anolyte sample from a capillary electrophoresis separation capil... | 11/30/1999 |
| 5990416 | Conductive metal oxide film and method of making The present invention is a method for reducing a dopant in a film of a metal oxide wherein the dopant is reduced and the first metal oxide is substantially not reduced. The method of the present invention relies upon exposing the film to reducing conditio... | 11/23/1999 |
| 5985304 | Barrier preventing wood pest access to wooden structures A method and device are disclosed which prevent the intrusion of insects onto wood structures by using a barrier capable of retaining pesticide. In the disclosed method, the barrier maintains a minimal effective level of insecticide for a predetermined pe... | 11/16/1999 |
| 5986452 | Apparatus and method for detecting flaws in conductive material The present invention is an improved sensing unit for detecting flaws in conductive material wherein the sensing coil is positioned away from a datum of either the datum point, the datum orientation, or a combination thereof. Position of the sensing coil ... | 11/16/1999 |
| 5980701 | Corona method and apparatus for altering carbon containing compounds The present invention is a method and apparatus for altering a carbon containing compound in an aqueous mixture. According to a first aspect of the present invention, it has been discovered that for an aqueous mixture having a carbon containing compound w... | 11/09/1999 |
| 5974859 | Method and apparatus for measuring coupled flow, transport, and reaction processes under liquid unsaturated flow conditions The present invention is a method and apparatus for measuring coupled flow, transport and reaction processes under liquid unsaturated flow conditions. The method and apparatus of the present invention permit distinguishing individual precipitation events ... | 11/02/1999 |
| 5977013 | Catalyst and method for aqueous phase reactions The present invention is a catalyst in the form of a plurality of porous particles wherein each particle is a support having nickel metal catalytic phase or reduced nickel deposited thereon in a first dispersed phase and an additional metal deposited onto... | 11/02/1999 |
| 5972175 | Catalytic microwave conversion of gaseous hydrocarbons The method of the present invention is for producing at least hydrogen from a gaseous hydrocarbon. The gaseous hydrocarbon is selected from the group consisting of methane, ethane, butane, propane and combinations thereof. The method proceeds by exposing ... | 10/26/1999 |
| 5968337 | Apparatus and method for constant flow oxidizing of organic materials The invention is a method and apparatus using high cerium concentration in the anolyte of an electrochemical cell to oxidize organic materials. The method and apparatus further use an ultrasonic mixer to enhance the oxidation rate of the organic material ... | 10/19/1999 |
