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)
10/2001
10/10/2001CN1316645A Trace-grade gas analysing device and method
10/09/2001US6299767 High pressure capillary liquid chromatography solvent delivery system
10/04/2001WO2001073424A1 Method and apparatus for the down-hole characterization of formation fluids
10/04/2001WO2001073338A1 Ferrule seal
10/04/2001WO2001036967A3 Aerosol can content analyzer workstation
10/04/2001US20010026774 Useful in suppressing/stripping an electrolyte in eluent for analysis
10/04/2001US20010026773 Continuous electrolytically regenerated packed bed suppressor for ion chromatography
10/04/2001US20010025923 Liquid chromatograph mass spectrometer
10/04/2001US20010025810 Liquid chromatograph
10/04/2001EP1139087A2 Device and method for solid phase extraction
10/04/2001EP1137924A1 Method and disposable devices for micro extraction
10/04/2001EP1137690A2 Peg-based macromonomers, chemically inert polymers prepared therefrom and the use of these polymers for organic synthesis and enzyme reactions
10/04/2001EP1137466A1 A chromatography method and a column material useful in said method
10/04/2001EP1137465A1 Method for purification of a blood component
10/04/2001EP1012325A4 Methods for the high-resolution identification of solvent-accessible amide hydrogens in polypeptides
10/04/2001EP0843821B1 Process for characterising the glycosylation of glyco-proteins and for the in vitro determination of the bio-availability of glyco-proteins
10/04/2001DE10013996C1 Gas chromatograph comprises a sample chamber concentrically surrounded by a housing tube forming a heat transfer chamber having an annular cross-section with a medium inlet and a medium outlet
10/04/2001DE10012293A1 Process for the chromatographic separation and purification of material mixtures, e.g. solvent compositions comprises using pressure waves during the separation and/or purification process and/or during regeneration of the adsorbent
10/03/2001CN1315882A Fluid distributor-mixer-extractor and related method
10/03/2001CN1315657A Liquid phase chromatograph
10/02/2001US6297499 Method and apparatus for electrospray ionization
10/02/2001US6297371 Cytolysing raw cells, applying to anion exchanger which begins desorbing dna and rna at different ionic strengths, then eluting nucleic acids and/or oligonucleotides; treating preparation at first or last step to remove endotoxin
10/02/2001US6297009 Reducing activation energy of preferential surfaces; expose surface to metal silicate complex, monitor acidity of solution
10/02/2001US6296771 Separating non-biological synthetic polymer samples in combinatorial chemistry library
10/02/2001US6296769 Multi-chambered supercritical fluid extraction cartridge and processes using it
10/02/2001US6296749 Scanning radial microchannel plates
10/02/2001US6295864 Analysis system and method for water-soluble contaminants in a cleanroom environment
10/02/2001CA2210987C Chromatographic purification of vancomycin hydrochloride by the use of preparative hplc
10/02/2001CA2001720C Membrane affinity apparatus and purification methods related thereto
09/2001
09/27/2001WO2001071360A2 Prostate cancer markers
09/27/2001WO2001071344A2 Immunochromatographic assay method and apparatus
09/27/2001WO2001071340A1 Fluid handling apparatus
09/27/2001WO2001071326A2 Method for analysis of analytes by mass spectrometry
09/27/2001WO2001071310A1 A system for automatically extracting and analysing residual solvents in material samples
09/27/2001WO2001070831A1 Magnetic, silanised polyvinylalcohol-basedcarrier materials
09/27/2001WO2001070400A1 Multiblock micro-arrays or macro-arrays with lab-on-a-chip
09/27/2001US20010024789 Identifying nucleic acid molecules which encode enzymes using nucleic acid-protein fusions
09/27/2001US20010024624 Autosamplers used in laboratory automation; sample mixing by magnetic field rotating about vial cup; system comprises actuator operably coupled to mixing hub; robotics
09/27/2001US20010023825 Placing sample in spatially varying electrical field following a mathematical nonmonotonous function in a vessel with a varying cross-section; separation of biopolymers, DNA, proteins, cells or cell fragments
09/27/2001DE10013995A1 Magnetic polyvinyl alcohol carrier material in particle, filter or membrane form for use in isolation of e.g. DNA or in automatic diagnoses is at least partly surface silanized
09/27/2001DE10013561A1 Measuring and evaluating device used for analyzing gases comprises an exchangeable gas analyzer connected to a central unit in which an evaluation unit and a display unit are integrated
09/27/2001DE10012847A1 Combinatorial properties inspection method for building blocks of material libraries, e.g. catalyst, involves measuring different parameters of two building blocks by infrared thermography and mass spectrometry
09/27/2001CA2404149A1 Prostate cancer markers
09/27/2001CA2404009A1 Magnetic, silanised polyvinylalcohol-based carrier materials
09/26/2001EP1136808A1 A system for automatically extracting and analysing residual solvents in material samples
09/26/2001EP1136556A1 Multivalent antigen-binding proteins
09/26/2001EP0733205B1 Method for removal of binding proteins from ligands
09/26/2001CN2450668Y Sample feeding device for capillary gas chromatography
09/26/2001CN1314591A Combined system of micro column high efficiency liquid phase chromatograph and surface emission flame luminosity detector
09/25/2001US6295125 Differential refractive index detector and liquid chromatograph equipped with the same
09/25/2001US6294779 Orthogonal ion sampling for APCI mass spectrometry
09/25/2001US6294388 Indirect calibration of polymer characterization systems
09/25/2001US6294133 Multiple detecting apparatus for physical phenomenon and/or chemical phenomenon
09/25/2001US6294090 Adsorptive substance separation device
09/25/2001US6294088 Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography
09/25/2001US6294087 Chromatography column
09/25/2001US6293995 Providing hydrogen gas and sample containing analyte; producing a sample/fluid mixture from the hydrogen gas and the sample; producing a signal representative of a characteristic of the analyte in the sample/fluid mixture; producing gas
09/21/2001CA2301451A1 Method for analysis of analytes by mass spectrometry
09/20/2001WO2001069264A1 Foam detector for concentrator attachment for gas chromatograph
09/20/2001WO2001069258A1 Method for capturing analytes eluted from surface-bound ligands
09/20/2001WO2001068729A1 Compositions and methods for selectively binding amines or amino acid enantiomers over their counter-enantiomers
09/20/2001WO2001068240A2 Composite matrices with interstitial polymer networks
09/20/2001WO2001068236A2 Process and apparatus for the combinatorial production and testing of material libraries by using at least two analytical methods
09/20/2001WO2001049745A9 Methods and compositions for determining the purity of chemically synthesized nucleic acids
09/20/2001US20010023074 Spectrometer tubes; vacuum
09/20/2001US20010022344 Mass spectrometry of solution and apparatus therefor
09/20/2001DE10010342A1 Method for reducing the endotoxin content of nucleic acid (I) is derived from natural, genetic engineering or biotechnological sources is used to produce high-purity plasmid DNA from natural sources
09/20/2001CA2403275A1 Composite matrices with interstitial polymer networks
09/20/2001CA2402241A1 Compositions and methods for selectively binding amines or amino acid enantiomers over their counter-enantiomers
09/19/2001EP1134581A1 Annular chromatograph capable of being autoclaved
09/19/2001EP1134577A2 A self cleaning optical flow cell
09/19/2001EP1133901A1 Plasma generator
09/19/2001EP1133867A1 Fluorescence-activated image acquisition apparatus and imaging system comprising same
09/19/2001EP1133718A1 Method and device for regulating individual sub-flows of a system for conveying fluid media
09/19/2001EP1133688A1 Method of preparing delta-9-tetrahydrocannabinol
09/19/2001EP1105517A4 Rapid quantitative analysis of proteins or protein function in complex mixtures
09/19/2001CN2449231Y Transformer oil chromatography online monitor
09/19/2001CN1313866A Method for chromatographically purifying insulins
09/19/2001CN1313771A Method for detection of i(legionella) bacteria employing purified antigen-specific antibodies
09/18/2001US6292761 Methods and apparatus for interpreting measured laboratory data
09/18/2001US6291247 Monitoring sample for modulators of protein activity; mix nerve growth factor with modulator, detect adjustment in protein conformation and activity
09/18/2001US6291216 Aliphatic hydroxy base bonded to oxirane-containing polymer through thiophilic or metal chelation group ligand; immobilized enzymes; chromatography
09/18/2001US6291189 Methods for the high-resolution identification of solvent-accessible amide hydrogens in polypeptides or proteins and for characterization of the fine structure of protein binding sites
09/18/2001US6290909 The design of this apparatus is such that the phenomenon of sample ?tailing? is substantially eliminated.
09/18/2001US6290853 Chromotographic method and device in which a continuous macroporous organic matrix is used
09/18/2001US6290791 Method of making a fluid connection
09/18/2001US6289914 Microflow splitter
09/18/2001CA2047359C Chromatographic separation of zirconium isotopes with reduced waste liquor
09/13/2001WO2001067091A1 Method and apparatus for gas-assisted suppressed chromatography
09/13/2001WO2001067090A1 Displacement chemical regeneration method and apparatus
09/13/2001WO2001067089A1 Analysis method using liquid chromatograph
09/13/2001WO2001067088A2 Autoclavable annular chromatograph
09/13/2001WO2001067087A2 Fluid handling devices with diamond-like films
09/13/2001WO2001067080A1 Parallel array of independent thermostats for column separations
09/13/2001WO2001066718A1 Method for removing endotoxins
09/13/2001WO2001066498A2 Method for obtaining a purified hydrofluoroalkane, purified hydrofluoroalkane, use of same and method for analysing same
09/13/2001WO2001066251A2 Liquid transfer device
09/13/2001WO2000040331A9 Apparatus and method for combinatorial research for catalysts and polymers
09/13/2001US20010020678 Device for delivery of multiple liquid sample streams to a mass spectrometer
09/13/2001DE19937438C2 Kopplung Dünnschicht-Chromatographie und Massenspektrometrie (TLC/MS) Coupling thin-layer chromatography and mass spectrometry (TLC / MS)