Entries |
Document | Title | Date |
20080236249 | Method for identification of persons based on the analysis of volatile substances - The breath, body fluids or skin secretions of persons contain numerous volatile substances at concentrations permitting their chemical analysis directly from surrounding ambient gas. Based on the different odor patterns revealed by such analyses for different individuals, a non-contact method is taught that permits the identification of persons and is relatively immune to evasion. | 10-02-2008 |
20090120163 | METHOD FOR JUDGING QUALITY OF LITHIUM NICKEL COMPOSITE OXIDE AND POSITIVE ELECTRODE USING LITHIUM NICKEL COMPOSITE OXIDE - A positive electrode active material quality judgment method that can easily and accurately judge the quality of a positive electrode active material used in a non-aqueous electrolyte secondary cell without having to complete the positive electrode. The positive electrode active material quality judgment method includes: heating a positive electrode active material mainly made of a lithium nickel composite oxide to a temperature x (° C.) of 200° C. or higher and 1500° C. or lower; measuring the amount of carbon dioxide gas occurring from the heating; and the positive electrode active material as a suitable positive electrode active material when the positive electrode active material satisfies formulas 1 and 2: | 05-14-2009 |
20090211335 | Methods and Apparatus for Monitoring Deposit Formation in Gas Systems - Solids deposition in a gas environment, such as a gas transmission line or pipeline are measured using metal-coated quartz crystal microbalance (QCM) in a QCM probe within a high pressure gas chamber in the gas environment. The metal coated on the QCM may be iron, iron alloys and/or iron oxide. The weight measurements are conducted at a constant (ΔT) or controlled (T=f(t)) temperature between the high pressure gas chamber and the QCM probe. The weight gain during a CE cycle is associated with the solids formation rate. | 08-27-2009 |
20090308137 | GAS CHROMATOGRAPHY CAPILLARY DEVICES AND METHODS - A multicapillary bundle for use in a gas chromatograph. Each of the capillaries in the bundle is formed using a coating solution containing a stationary phase and a solvent. The capillaries are coated with stationary phase by reducing pressure at a vacuum end of the capillary and creating a moving interface between the coating solution and a film of stationary phase deposited on each of the capillaries. The reducing pressure at the vacuum end of the capillary and the temperature of the capillary are controlled to maintain motion of the moving interface away from the vacuum end of the capillary. Maintained movement of the interface prevents recoating of the stationary phase. A heating wire and capillaries are embedded in a thermally conductive polymer to create a highly responsive method of heating the multicapillary column. An electronic control device controls the feedback temperature of the multicapillary column using the heating wire. | 12-17-2009 |
20090314057 | METHOD AND DEVICE FOR THE ANALYSIS OF ISOTOPE RATIOS - A method for the analysis of isotope ratios, wherein at least one sample gas and/or at least one reference gas are supplied to at least one analytical device via at least one open split, the addition of a carrier gas also being possible. According to the invention, the concentration of the sample gas and/or reference gas passing into the analytical device is controlled by the supply of the respective carrier gas or by direct supply of the sample gas into the analytical device. In the device according to the invention for supplying gases to at least one analytical device, two or more capillaries are provided for sample gases, the capillaries in each case having their own drive for the movement between mixing zone and waiting zone. | 12-24-2009 |
20100058833 | Gas Scanning and Analysis - Systems and methods for scanning and analyzing characteristics of a gas sample utilizing electromagnetic radiation are disclosed. More particularly, the systems and methods utilize an electromagnetic radiation source connected to a transmitter and an analyzer connected to a receiver. A sample gas volume to be analyzed is placed between the transmitter and receiver and a frequency sweep of electromagnetic radiation is transmitted through the sample to create a series of spectral data sets, which are developed into a composite spectrogram by the analyzer and processed to determine the one or more characteristics of the sample. A magnetic field can alternatively be applied around the transmitter, receiver and sample to enhance some characteristic analysis applications and to make other characteristic analysis applications possible. | 03-11-2010 |
20100064770 | GAS CHROMATOGRAPHY APPARATUS - A gas chromatograph (GC) apparatus capable of detecting abnormality, in which a reference retention index is obtained from a result obtained by analyzing a given substance and a retention-index reference substance under adequate analysis conditions using a normal column, and stored in a storage section. Further, under a condition that the apparatus can perform normal analysis, the given substance is subjected to GC analysis to obtain a reference retention time, and the obtained reference retention time is stored in the storage section. A diagnosis processing section is operable to compare each of an actual retention time and an actual retention index with a respective one of the reference retention time and the reference retention index. If a deviation therebetween or abnormality is detected, the diagnosis processing section is operable to estimate a causal factor of the abnormality. | 03-18-2010 |
20100095742 | Testing Apparatus For Applying A Stress To A Test Sample - A testing apparatus which is suitable for applying a stress load to a test specimen is provided. The testing apparatus may be used to simulate lithostatic stress on a test specimen, which may be, for example, a portion of a geologic formation. The testing apparatus may also be used in a method of evaluating the expected production of fluids obtainable from in situ pyrolysis of oil shale. | 04-22-2010 |
20100236321 | MEANS AND METHOD FOR PREDICTING DIABETES - The present invention relates to a method for diagnosing a predisposition for diabetes comprising determining at least one metabolite in a test sample of a subject suspected to have a predisposition for diabetes and comparing said at least one metabolite to a reference, whereby a predisposition for diabetes is to be diagnosed. Moreover, the present invention encompasses a collection of metabolites, a data collection comprising characteristic values of metabolites and a storage medium comprising said data collection. Furthermore, the present invention also relates to a system comprising means for comparing characteristic values of metabolites of a sample operatively linked to a data storage medium. Further encompassed by the present invention are diagnostic means comprising at least one metabolite and the use of said at least one metabolite for the manufacture of diagnostic means for diagnosing a predisposition for diabetes. Finally, the present invention pertains to a method for identifying diabetes-related metabolites. | 09-23-2010 |
20100242571 | FLAVOR EXTRACTING DEVICE FOR ISOLATION OR ANALYSIS OF VOLATILE COMPOUNDS - The present invention relates to a solid phase extraction body, methods for its manufacture, uses of such extraction body and analytical methods involving such extraction body. | 09-30-2010 |
20110000279 | METHOD OF CLADDING MONOLITHIC SILICA BODY AND SEPARATION MEDIUM - To use a monolithic silica body in chromatography with a HPLC column or a GC column and to simplify the use thereof as a separation medium, it is intended to provide a method of cladding a main body of a monolithic adsorbent or separating agent with glass so as to protect the outer surface, and to provide a separation medium prepared by the method. To this end, a monolithic silica body alone is formed by molding, and the molding is coated with a glass body; and then the glass body and the monolithic silica body are fused and integrated at the melting temperature of the glass body at an appropriate pressure. The surface of the resulting monolithic silica body clad with glass is strongly protected by the glass, and the homogeneity of the interior of the monolithic silica body is maintained, and thus uniform flow of a sample solution ensures analytical accuracy. | 01-06-2011 |
20110072885 | CHROMATOGRAPHIC MEASUREMENT APPARATUS - A chromatographic measurement apparatus for measuring a color development state of an insoluble carrier with a sample solution and a label solution developed thereon to test a test article, the insoluble carrier including a test detection area where a material that binds specifically to a test article is immobilized and a control detection area used for determining an end of measurement. The chromatographic measurement apparatus includes: a determining unit for carrying out determination of validity and determination of necessity of amplification of a test result of the test article; and an amplifying unit for amplifying the color development state according to the result of the determination of necessity of amplification by the determining unit. The amplification is carried out only when it is determined that amplification is necessary. | 03-31-2011 |
20110100091 | TAGGANTS, METHOD FOR FORMING A TAGGANT, AND A METHOD FOR DETECTING AN OBJECT - A taggant comprising at least one perfluorocarbon compound surrounded by a polyphosphazene compound. The polyphosphazene compound has the chemical structure: | 05-05-2011 |
20110126609 | METHOD AND APPARATUS FOR ANALYSIS OF POLY (BIPHENYL CHLORIDE) IN ELECTRICAL INSULATING OIL - An object of the present invention is to provide a method and an apparatus by which PCBs in insulating oil can be analyzed with high accuracy in a convenient, inexpensive, and rapid manner. The method for analyzing polychlorobiphenyls by measuring the concentration of polychlorobiphenyls in insulating oil comprises a step of, as pretreatment, bringing particles of a copolymer that contains divinylbenzene and a methacrylate organic monomer as monomer components into contact with insulating oil containing polychlorobiphenyls, so as to separate polychlorobiphenyls in insulating oil from oil content that is an impurity. The methacrylate organic monomer preferably has a diol type hydroxyl group. | 06-02-2011 |
20110154883 | ANALYZER FOR ANALYZING THE ACETALDEHYDE CONTENT OF PREFORMS - A system for analyzing the content of a gas, characterised by comprising means for drawing off the gas developed during article moulding; means for feeding the drawn-off gas to a gas chromatograph. | 06-30-2011 |
20110185788 | IONIC LIQUIDS AS SOLVENTS IN HEADSPACE GAS CHROMATOGRAPHY - A method of using an ionic liquid as solvent in headspace gas chromatography. | 08-04-2011 |
20110192214 | FIELD GAS CHROMATOGRAPH WITH FLAME IONIZATION - The invention relates to a field gas chromatograph with flame ionization for the analysis of a gaseous mixture of hydrocarbons, extracted, in particular, from oil drilling mud. Said mixture consists of a fraction of heavy hydrocarbons (beyond pentane) dissolved in mud in gaseous form. Said field gas chromatograph is made up of two independent analysis circuits, dephased by half a cycle and synchronised one with the other. Said analysis circuits are comprised of at least one sampling cell in a preferred design layout, at least one capillary separation chromatography column, at least one flame ionization detector, and at least one electrometer for the conversion of an electrical current, collected by the flame ionization detector, into a voltage signal describing a chromatogram. | 08-11-2011 |
20110197653 | SYNTHESIZING AND UTILIZING NOVEL RUTHENIUM NANOPARTICLE-ACTIVATED CHARCOAL-NANO-ZINC OXIDE COMPOSITE CATALYST - Ruthenium/activated charcoal (Ru/AC) treated with synthesized nano-ZnO (n-ZnO) is used for the first time as a novel composite catalyst in one-step self-condensation of acetone (DMK) to methyl isobutyl ketone in the gas phase. The DMK self-condensation was performed under atmospheric pressure, in a tubular glass fixed-bed microreactor, under DMK and H | 08-18-2011 |
20110209525 | Simulation Distillation by Comprehensive Two-Dimensional Gas Chromatography - A method to simulate distillation of a petroleum stream by comprehensive two-dimensional gas chromatography including the step of separating said petroleum stream with a two-dimensional gas chromatograph to determine polarity as a function of temperature, and integrating vertically the two-dimensional gas chromatograph at a given temperature to determine signal intensity as a function of temperature. | 09-01-2011 |
20110259080 | GAS SENSOR - A method of detection of a volatile compound in a gaseous atmosphere comprises irradiating a semiconducting metal oxide material with ultraviolet light, exposing the irradiated material to the gaseous atmosphere and determining the presence of any volatile compound in the atmosphere by monitoring a change in electrical conductivity of the material. The method can detect non-polar organic compounds as well as polar compounds. Zinc oxide particles in the nanometre size range are preferred. The method may be used for medical diagnosis or for environment monitoring purposes. | 10-27-2011 |
20110302994 | Components Suitable for Use in Devices Such as an Evaporative Light Scattering Detector - Components suitable for use in devices such as an evaporative light scattering detector are disclosed. Methods of making and using components suitable for use in devices such as an evaporative light scattering detector are also disclosed. | 12-15-2011 |
20110308298 | DETECTING A LOW PRESSURE GAS FEEDING CONDITION IN AN ANALYSIS INSTRUMENT - This invention concerns a method and a gas chromatographic instrument in which a gas feeding low pressure condition, for instance from a cylinder, is monitored by controlling an electric parameter operating on a proportional solenoid valve placed along the gas line, and wherein an alarm to the operator is foreseen when said parameter reaches a pre-set value, so to allow a cylinder substitution before the pressure falling to zero. | 12-22-2011 |
20120011918 | NON-INVASIVE METHOD FOR DIAGNOSING THE SEVERITY OF HEART FAILURE, USE OF A BIOMARKER FOR DIAGNOSING DECOMPENSATED HEART FAILURE, COLLECTOR DEVICE FOR THE HEART FAILURE BIOMARKER FROM EXHALED BREATH AND A DIAGNOSIS KIT - The invention application presents a fast, efficient, reproductive alternative of a non-invasive method for diagnosing the severity of heart failure based on a specific biomarker. An additional object of the present invention is a collector device for the biomarker from exhaled breath that is portable, simple, low cost and does not need to run on electric power. This invention advantageously permits the replacement of invasive diagnosis methods, favoring the patient's comfort in addition to the agility and speed of medical attention at hospitals, and may become a standard method for all suspected cases of circulatory disease and heart failure and, more specifically, decompensated heart failure. | 01-19-2012 |
20120011919 | AUTOMATED ANALYSIS OF PRESSURIZED RESERVOIR FLUIDS - Processing a reservoir fluid sample includes separating the reservoir fluid sample into a vapor phase stream and a liquid phase stream, assessing a composition of the vapor phase stream, sampling a property of the liquid phase steam, and assessing a volume of a components of the liquid phase stream based at least in part on the sampled property of the liquid phase stream. A system for processing a reservoir fluid sample includes a volumetric receptacle adapted to accept the reservoir fluid sample, a phase separator configured to receive the reservoir fluid sample from the volumetric receptacle and to separate the reservoir fluid sample into a vapor phase stream and a liquid phase stream, a gas chromatograph arranged to receive the vapor phase stream from the phase separator, and a liquid flow meter configured to detect an interface including at least one component of the liquid phase stream. | 01-19-2012 |
20120042712 | THERMAL CONDUCTIVITY DETECTOR AND GAS CHROMATOGRAPH USING SAME - The present invention provides a thermal conductivity detector capable of realizing high detection performance even with the use of a miniaturized heating element, and expanding an effective applicable temperature range of a heating element, and to provide a gas chromatograph using the same. The thermal conductivity detector comprises a flow-path through which a measurement gas is caused to flow, a heating element disposed inside the flow-path, the heating element being formed on the substrate, for detecting thermal conductivity of the measurement gas according to magnitude of an amount of heat taken away from the heating element by the measurement gas, wherein said heating element is provided with a beam including a part where the beam is folded at a predetermined angle, the part being formed at the central part of the beam. | 02-23-2012 |
20120103061 | TRANSPORTABLE PORTAL FOR DETECTION OF ILLICIT SUBSTANCES - The present invention is a transportable portal for screening a target, which may be a person, standing or placed inside the portal. It employs two walls with air ducts in the walls, usually two ducts per wall running from the bottom to the top of each wall, and having a number of air intakes spaced along the height of the wall. A blower module blows air downward on the target to dislodge particles and vapor, which are drawn in the air ducts and analyzed by a detection module. Each detection module may have a pre-concentrator with a nano-platinum surface for collecting and pyrolyzing samples, and chemical, optical and radiation detectors for detecting illicit materials. The portal may be disassembled or reassembled by two people using hand tools in less than one hour and then placed in a space of less than one cubic metre for transport. | 05-03-2012 |
20120111093 | METHOD FOR DETECTING AN ANALYTE GAS USING A GAS SENSOR DEVICE COMPRISING CARBON NANOTUBES - This invention relates generally to gas sensors comprising organized assemblies of carbon and non-carbon compounds. The invention also relates to devices containing such gas sensors and analysis units. In preferred embodiments, the organized assemblies of the instant invention take the form of nanorods or their aggregate forms. More preferably, a nanorod is made up of a carbon nanotube filled, coated, or both filled and coated by a non-carbon material. The invention further relates to a method for detecting or quantitating an analyte gas. | 05-10-2012 |
20120118040 | SYSTEM AND METHOD FOR SAMPLING AND ANALYZING DOWNHOLE FORMATION FLUIDS - A device for sampling fluid from an earth formation is disclosed. The device includes: an inlet port disposable in fluid communication with the fluid in a borehole; an injector including an injection chamber in fluid communication with the inlet port, the injector configured to receive a portion of the fluid and direct the fluid toward an analysis unit for analyzing constituent materials in the fluid; and a high pressure valve configured to admit the portion of the fluid at a borehole pressure and release the portion of the fluid into the injector, the portion having a volume that is less than or equal to about one microliter. A system and method for analyzing constituents of fluid in a borehole in an earth formation is also disclosed. | 05-17-2012 |
20120118041 | SYSTEM AND METHOD FOR TESTING GAS MIGRATION PROCESS IN COAL-ROCK MASS - A system and method for testing gas migration process in the coal and rock mass are disclosed. The method includes the following steps: selecting a cylindrical coal sample, applying an axial pressure and a radial pressure to the coal sample under a sealing state, and/or increasing temperature, to desorb gas absorbed by the coal sample; guiding the gas desorbed from the coal sample by a guiding passage, detecting gas flow rate and pressure, analyzing gas composition and content, and achieving a data statistics. The method provides a theory and data basis for researching the forming and occurring process of gas outburst accident in coal mine. The system is simple and easy to use, and is suitable for migration research of the gas absorbed in the deep coal-rock mass. | 05-17-2012 |
20120131986 | METHODS AND APPARATUS FOR TESTING AIR TREATMENT CHEMICAL DISPENSING - Disclosed herein are methods for measuring the concentration of volatile air treatment chemicals in the air. These methods can be used to evaluate the effectiveness of, and/or optimize, dispensers that dispenses a volatile air treatment chemical into a test area. One runs side by side sampling of air using both sorbent tube and solid phase micro extraction fiber collectors to develop a correlation curve between air treatment chemical concentration results from the sorbent tube sampling and amount readings from the SPME sampling. One then uses SPME collectors to measure in a passive manner the performance of the volatile dispensers. | 05-31-2012 |
20120180549 | METHOD FOR JUDGING QUALITY OF LITHIUM NICKEL COMPOSITE OXIDE AND POSITIVE ELECTRODE USING LITHIUM NICKEL COMOPOSITE OXIDE - A positive electrode active material quality judgment method that can easily and accurately judge the quality of a positive electrode active material used in a non-aqueous electrolyte secondary cell without having to complete the positive electrode. The positive electrode active material quality judgment method includes: heating a positive electrode active material mainly made of a lithium nickel composite oxide to a temperature x (° C.) of 200° C. or higher and 1500° C. or lower; measuring the amount of carbon dioxide gas occurring from the heating; and the positive electrode active material as a suitable positive electrode active material when the positive electrode active material satisfies formulas 1 and 2: | 07-19-2012 |
20120192620 | ANALYSIS AND DETECTION DEVICE - The present invention provides a novel analysis and detection device, which includes a separation unit for separating a plurality of single-component gases from the mixed components of a gaseous sample; a detection unit for producing a sound signal in response to a corresponding one of the single-component gases; and a signal receiving unit for transferring the sound signal into an electronic signal. The device of the present invention uses gas chromatography principle to separate mixed components of a gaseous sample, a plurality of single-component gases are formed to be detected, a sound signal is formed in response to a corresponding one of the single-component gases, and the components and their amounts are determined according to occurrence time and frequency of the sound signal. The present invention is applicable to a rapid detection and a quantitation analysis of a gas. | 08-02-2012 |
20120198912 | CHEMICAL SAMPLE COLLECTION AND DETECTION SYSTEM - A system for remote detection of a chemical is disclosed. The system includes a sample collection module that collects a sample and produces a sample vapor at a first location; a sample delivery module that delivers the sample vapor from the first location to a second location; a sample storage and concentration module that collects the sample vapor at the second location; and a sample analysis module that analyzes the sample collected in the sample storage and concentration module. | 08-09-2012 |
20120255341 | CHROMATOGRAPH - There is provided a chromatograph. The chromatograph includes: at least two analysis modules. Each of the analysis modules includes: a column that separates components of a sample; and a detector that detects the components separated by the column. Each of the analysis modules analyzes the sample in an analysis cycle that is set for each of the analysis modules. | 10-11-2012 |
20120266654 | DEVICE FOR DETECTING VOLATILE SUBSTANCES, APPARATUS USING SAID DEVICE AND REVELANT OPERATIVE METHOD - The present invention relates to a device for detecting volatile substances characterized in that it comprises a containment box ( | 10-25-2012 |
20130061657 | FLOW CELL FOR MEASURING ELECTROMAGNETIC RADIATION ABSORPTION SPECTRA IN A CONTINUOUSLY FLOWING IMMISCIBLE LIQUID(S) OR LIQUIDS WITH ENTRAINED GAS PHASES - An apparatus and method for spectral analysis of immiscible phases are disclosed. A flow cell for online absorption measurements of immiscible process phases can comprise: a body containing an inlet window and an outlet window in operable communication with a measurement instrument; and a series of partitions that divide the inside of the flow cell into three (3) or more vessels that have an inlet and an outlet, wherein the vessels are connected in series with one another. Optionally, the first vessel is equipped with a porous membrane to facilitate the separation of immiscible process phases. | 03-14-2013 |
20130091925 | Method for Determining the Genetic Fingerpring of Hydrocarbons and Other Geological Fluids using Noble Gas Geochemistry - Black shales differ from conventional gas plays in that in most cases there exists minimal geological scale gas migration. Thus, it is difficult to perform accurate reservoir characterization using classic geophysical and geological techniques (i.e. seismic analysis, gravity anomalies, structural geology, etc.). The principal technique that has traditionally been applied to determine the genetic history of gases or other fluids in the Earth's crust is the analysis of carbon isotopic composition of hydrocarbon gases and carbon dioxide, which has significant gaps in differentiating thermal and migrational histories. The present invention describes a method to determine the genetic fingerprint (i.e. identify the source formation and migration histories) of hydrocarbon gases or other crustal fluids of a geological system at lower cost and greater accuracy than existing methods (carbon and hydrogen isotopes) by analyzing the intrinsic, atmospheric and radiogenic (i.e. | 04-18-2013 |
20130098140 | PROCESS ANALYTIC INSTRUMENT WITH MULTI-TUBE CONNECTION - A process analytic instrument includes an analytical module configured to analyze a process fluid and a removable tube carrier coupled to the analytical module. The analytical module has a plurality of inlet ports in a sealing surface. The removable tube carrier has an end with a plurality of apertures aligned with the plurality of inlet ports of sealing surface of the analytical module. The removable tube carrier fluidically couples a plurality of tubes to the analytical module when the end of the removable tube carrier is biased into the sealing surface of the analytical module. | 04-25-2013 |
20130118230 | Clocked Blowing Away of a Contaminated Gas Cloud - The disclosure relates generally to a method for testing containers for foreign substances, wherein a standard gas is blown into a container to be tested, at least a part of the test gas escaping from the container is tested by a measuring device, and the part of the test gas remaining outside the measuring device is removed from the measuring area in a clocked manner, e.g. by blowing it away or sucking it off. | 05-16-2013 |
20130186174 | MICRO-SCALE PASSIVE VAPOR PRECONCENTRATOR/INJECTOR - A passive and reusable preconcentrator/injector device for measuring gas-phase analytes and methods of use. The device includes an upper plate defining an array of micro-scale diffusion channels and a lower plate secured to the upper plate. The lower plate defines a cavity for a reusable collection material in fluid communication with the micro-scale diffusion channels. An integral heating unit is provided adjacent the lower plate and configured for heating the cavity. A loading port may be included for introducing the reusable collection material into the cavity. An inlet port and an outlet port are provided, both in fluid communication with the cavity. The device may include a fluidic manifold system comprising a plurality of conduits disposed between the adsorbent cavity and the outlet port. | 07-25-2013 |
20130233053 | Torque Limited Fitting - A torque limited fitting is provided having a head and a body, which in certain embodiments may be assembled by an operator. The body of the torque limited fitting has a passageway therethrough for receiving and removably holding tubing. The torque limited fitting may be adapted for use with a flat bottom port, such as in an analytical instrument, like liquid chromatography, gas chromatography, ion chromatography, or in in vitro diagnostic systems. | 09-12-2013 |
20130276512 | Portable Gas Analyzer - A portable gas analyzer comprising an integrated micro-flame ionization detector (micro-FID), a micro-gas chromatograph (micro-GC), an electrolyzer, and a flame-shaped electrode are provided. The components of the portable gas analyzer can be integrated into a single “lunchbox” sized housing with all the peripherals required to operate the micro-GC/FID without an external power and gas supply. | 10-24-2013 |
20130276513 | METHODS FOR DIAGNOSING AND ASSESSING KIDNEY DISEASE - The technology relates in part to methods for identifying the presence of kidney disease, determining the level of kidney disease, or the progression of kidney disease, in a subject that has or has not been diagnosed with diabetes. The technology further relates to methods for determining the targets for therapy for kidney disease, the efficacy of a treatment for kidney disease, and methods for determining the toxicity of a therapeutic in a subject with kidney disease. The technology relates in part to methods for identifying the presence of kidney disease, determining the level of kidney disease, or the progression of kidney disease, in a subject that has or has not been diagnosed with diabetes. The technology further relates to methods for determining the targets for therapy for kidney disease, the efficacy of a treatment for kidney disease, and methods for determining the toxicity of a therapeutic in a subject with kidney disease. | 10-24-2013 |
20140102171 | PROCESS ANALYTIC INSTRUMENT WITH ENCAPSULATED FLAME-QUENCHING CONNECTION - A process analytic instrument and tube carrier are provided. The process analytic instrument includes an analytic module having a plurality of inlets and configured to analyze a process gas. The tube carrier is coupled to the analytic module and has a shell defining an interior therein. A plurality of tubes terminates in the tube carrier. At least one of the tubes has an integral flame-quenching pathway and the interior of the shell proximate the integral flame-quenching pathway is filled with a solid. | 04-17-2014 |
20140165700 | Method of diagnosing on increased risk of alzheimer's disease - This invention relates to a method for diagnosing a subject's increased risk of progressing to Alzheimer disease by measuring the concentration of a metabolite and comparing them to respective mean concentration of healthy subjects. According to the invention the increased risk of progressing to Alzheimer's disease by a subject with mild cognitive impairment can be diagnosed without invasive technology. | 06-19-2014 |
20140196520 | MICRO DISCHARGE DEVICES, METHODS, AND SYSTEMS - Micro discharge devices, methods, and systems are described herein. One device includes a non-conductive material, a channel through at least a portion of the non-conductive material having a first open end and a second open end, a first electrode proximate to a first circumferential position of the channel between the first open end and the second open end, a second electrode proximate to a second circumferential position of the channel between the first open end and the second open end, a discharge region defined by a portion of the channel between the first electrode and the second electrode, an optical emission collector positioned to receive an optical emission from the discharge region | 07-17-2014 |
20140208825 | PETROLEUM-FLUID PROPERTY PREDICTION FROM GAS CHROMATOGRAPHIC ANALYSIS OF ROCK EXTRACTS OR FLUID SAMPLES - This method allows for prediction of subsurface fluid properties (e.g., phase or API gravity) using gas chromatogram data of a small-volume extract. Small volume equates to microliter scale volume (or milligram scale weight) from a subsurface rock sample, where a fluid test may not be available for analysis. The method may also be applied to petroleum liquid samples where drilling fluid or other contaminants preclude accurate direct property measurement. Gas chromatographic data is calibrated to measured petroleum properties; preferably local oils from the same petroleum system, however, a general global calibration can also be used. | 07-31-2014 |
20140260534 | Biocompatible Filter - An improved biocompatible filter for use in liquid chromatography systems such as HPLC or UHPLC The present disclosure addresses the problem of particles bypassing a filter in a liquid chromatography application by design features in the interface between the frit filter and ring that form an improved seal between the ring and frit and prevent leakage around the filter in high measure chromatography. Design features also include frit filters with an internal particle size gradient for pre-column separation activity during filtration. | 09-18-2014 |
20160061786 | COMPOSITIONAL ANALYSIS OF HIGH BOILING POINT MIXTURES BY COMPREHENSIVE TWO-DIMENSIONAL GAS CHROMATOGRAPHY - The thermally modulated, two-dimensional gas chromatographic separation of a mixture of compounds with boiling points higher than 260° C. uses a cold trap with a gas jet at ambient temperatures. | 03-03-2016 |
20160168990 | Determining the Plus Fraction of a Gas Chromatogram | 06-16-2016 |
20160169853 | METHOD FOR DETERMINING SUITABILITY OF MARINE FUELS | 06-16-2016 |
20160178599 | Fluid Composition and Reservoir Analysis Using Gas Chromatography | 06-23-2016 |