Patents
Patents for G01N 30 - Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography (41,194)
07/2002
07/24/2002EP1044357B1 Method and device for the quasi-continuous analysis of inorganic or organic substances contained in fluids
07/24/2002EP1007179B1 Chromatography assembly
07/24/2002EP0966425B1 Process for recovering betaine
07/24/2002CN1360208A Preparing process and application of non-charge type electrochromatographic column
07/24/2002CN1088192C Method for analysis of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropylether
07/24/2002CN1088191C Gas chromatographic column for analysis of three mixed oil in tar and analysis method
07/24/2002CN1087960C Method and apparatus for diffusive transfer between immiscible fluids
07/23/2002US6423820 For contact lenses
07/23/2002US6423666 Large-pore chromatographic beads prepared by suspension polymerization
07/23/2002US6423220 Chromatographic method and chromatographic columns therefor
07/23/2002US6423120 Sample introduction systems and methods
07/18/2002WO2002056008A1 Determination of heteroatom content in fischer-tropsch wax
07/18/2002WO2002056007A1 Interface system used to directly connect gas chromatography columns and a method for determining chromatographic samples
07/18/2002WO2002056006A2 High throughput high performance chromatography system
07/18/2002WO2002055991A2 Tandem mass spectrometry of prostaglandin isomers
07/18/2002WO2002055990A2 Microfabrication process for electrospray ionization mass spectrometry emitters
07/18/2002WO2002055986A2 Sample preconcentration tubes with sol-gel surface coatings and/or sol-gel monolithic beds
07/18/2002WO2002055734A1 A method and test kit for quantitative determination of variations in polynucleotide amounts in cell or tissue samples
07/18/2002WO2002055654A2 Immunosubtraction method for sample preparation for 2-dge
07/18/2002WO2001067087A3 Fluid handling devices with diamond-like films
07/18/2002WO2001040791A3 Method and device for electrospray ionisation
07/18/2002US20020094580 Photothermal absorbance detection apparatus and method of using same
07/18/2002US20020094566 Integrated high throughput system for the mass spectrometry of biomolecules
07/18/2002US20020094539 Methods and reagents for analysis of RNA structure and function
07/18/2002US20020094533 Apparatus for assay, synthesis and storage, and methods of manufacture, use, and manipulation thereof
07/18/2002US20020094350 Compositions containing an active fraction isolated from scutellariae barbatae and methods of use
07/18/2002US20020092366 Sample deposition method and system
07/18/2002DE10162326A1 Device used for combustion of samples for analytical purposes comprises heated and heat-insulated inner chamber containing tube having gas lock arranged on opposite ends
07/18/2002CA2427144A1 High throughput high performance chromatography system
07/17/2002EP1223427A1 Separation column for examination of gases
07/17/2002EP1223426A1 Fluid transport apparatus and method
07/17/2002EP1223224A1 Method of assaying glycoprotein
07/17/2002EP1222152A1 A method for preparing and screening one or more compounds
07/17/2002EP0813546B1 Photochemically cross-linked polysaccharide derivatives as supports for the chromatographic separation of enantiomers
07/17/2002CN1359407A Process for making fluorinated polymer adsorbent particles
07/17/2002CN1358530A Litholytic medicine for treating hepatolith and preparation process thereof
07/17/2002CN1087641C Method for synthesizing metal chelated affinity membrane chromatographic medium for radial chromatographic column
07/16/2002US6420181 Detecting preferential particle in solution; obtain solution containing particle, mix with solvent, insert into tube, incubate with chromogenic detection indicator, monitor sample for signal
07/16/2002US6420028 For reverse phase chromatography, solid phase oligonucleotide synthesis; introducing halo or amino group into a hydrophobic polymer support; coating is covalently bound to polymer surface via double bonds of the polymer
07/16/2002US6418781 System for analyzing trace amounts of impurities in gases
07/16/2002CA2124580C Method for selecting recombinant microorganisms containing at their surface at least one molecule having enzymatic activity
07/11/2002WO2002054075A1 Elemental analysis of tagged biologically active materials
07/11/2002WO2002054062A2 Reference standards and processes for determining the purity or stability of amlodipine maleate
07/11/2002WO2002054044A2 Focused acoustic ejection cell sorting system and method
07/11/2002WO2002053256A1 Devices and methods for purification
07/11/2002WO2002053255A1 Multi column chromatography system
07/11/2002WO2002032537A3 Improved method of expanded bed chromatography
07/11/2002WO2002029106A3 Microfluidic devices and methods of use
07/11/2002US20020090727 Determination of heteroatom content in fischer-tropsch wax
07/11/2002US20020090720 Separating preferential particles from solution; obtain sample, detect particle in sample, expose sample to acoustic vibration, recover particles from fluid
07/11/2002US20020090660 Helicobacter pylori antigens in blood
07/11/2002US20020090652 Inverse labeling method for the rapid identification of marker/target proteins
07/11/2002US20020090644 Detecting preferential particles in sample; obtain sample, incubate with particles, detect bound particles
07/11/2002US20020090637 Differential phage capture proteomics
07/11/2002US20020088946 Device for trapping at least one component of a chromatography flow
07/11/2002US20020088754 Chromatographic separation process
07/11/2002US20020088753 Method and apparatus for separating polynucleotides using monolithic capillary columns
07/11/2002DE10100921A1 Separating column used for determining calorific value of natural gas comprises capillary filled with separating material in form of balls having same diameter
07/11/2002CA2433296A1 Focused acoustic ejection cell sorting system and method
07/11/2002CA2433284A1 Reference standards and processes for determining the purity or stability of amlodipine maleate
07/10/2002EP1221713A2 Mass spectrometry
07/10/2002EP1221044A2 Monofluorinated polycyclic aromatic compounds and the use thereof as additive polycyclic aromatic compounds in physical, chemical and biological processes
07/10/2002EP1220868A1 Extracorporeal endotoxin removal method
07/10/2002EP1031032B1 Serpentine electrophoresis channel with self-correcting bends
07/10/2002CN1357762A Determination method of nucleoside in urine and its application in malignant tumor diagnosis instrument
07/10/2002CN1087428C Detection method of codonopsis pilosulae as one effective component in bazhen sugar-free granule
07/10/2002CN1087427C Data processing equipment for chromatograph
07/09/2002US6417510 Integrated monolithic microfabricated electrospray and liquid chromatography system and method
07/09/2002US6417006 Assay method for cardiovascular disease
07/09/2002US6416716 Sample preparation device with embedded separation media
07/09/2002US6416663 To determine average molecular weight, molecular weight distribution; optical detectors; separating nonbiological polymers in a high pressure liquid chromatography system; characterizing combinatorial libraries of polymer samples
07/09/2002US6415670 Injection apparatus
07/09/2002CA2225875C Method of manufacturing cellulose beads
07/04/2002WO2002052271A2 Inverse labeling method for the rapid identification of marker/target proteins
07/04/2002WO2002052259A1 Rapid and quantitative proteome analysis and related methods
07/04/2002WO2002052256A1 An improved method for quantitative assessment of anthropogenic compounds in soil
07/04/2002WO2002051516A2 Typing natural products
07/04/2002WO2002030486A3 Microfluidic device based sample injection system for analytical devices
07/04/2002US20020087937 Circuit arrangement for error recognition of a two-wire data bus
07/04/2002US20020086443 Magnetic separation of preferential particle in solution; obtain sample, attract particles to preferential zones, immobilize preferential particle
07/04/2002US20020086441 Elemental analysis of tagged biologically active materials
07/04/2002US20020086438 Method of preparing delta-9-tetrahydrocannabinol
07/04/2002US20020086335 Nanoparticle for use as biosensors in the detection of nucleic acids, antigens, enzymes and enzyme substrates
07/04/2002US20020086291 Analyzing structural properties of nucleotide sequences; obtain nucleotide sequences, hydrolyze nucleotide sequences, separate and detect nucleotide sequences
07/04/2002US20020084222 Multi column chromatography system
07/04/2002DE10064138A1 Chromatograph Chromatograph
07/04/2002CA2432052A1 Inverse labeling method for the rapid identification of marker/target proteins
07/03/2002EP1220284A2 Helium droplet mass spectrometery (HDMS)
07/03/2002EP1219962A1 Liquid homogenizing unit and high speed liquid chromatograph equipped with the same
07/03/2002EP1218722A1 Quantitative detection of viruses by light scattering
07/03/2002EP1218396A1 Antibodies specific for fullerenes
07/03/2002EP1001846B1 Parallel fixed bed reactor and fluid contacting apparatus and method
07/03/2002EP0671975B2 Chiral adsorbents and preparation thereof as well as compounds on which the adsorbents are based and preparation of these compounds
07/03/2002EP0596104B1 Diagnostic devices and apparatus for the controlled movement of reagents without membranes
07/03/2002CN1356548A Gas-phase chromatographic capillary column for monitoring spirit quality and its preparing process and application
07/03/2002CN1356547A Analog system of industrial chromatography
07/02/2002US6415232 Chromatogram analyzer
07/02/2002US6414306 TLC/MALDI carrier plate and method for using same
07/02/2002US6413781 Concentrating target chemical having soret velocity from mixture by controlling temperature to create consecutive warmer and cooler zones which propel chemical to end of pathway
07/02/2002US6413431 Rapid semi-preparative or preparative scale separation and/or characterization of structurally similar compounds, particularly libraries such as combinatorial or lead generation; greater than 90% purity