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)
07/1992
07/28/1992US5133869 Continuous high performance liquid chromatography
07/28/1992US5133868 Identification of sulfonation by-products by ion chromatography
07/28/1992US5133866 Method to identify analyte-bending ligands
07/28/1992US5133859 Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
07/28/1992US5133844 Method of electric field flow fractionation wherein the polarity of the electric field is periodically reversed
07/22/1992EP0495255A1 Micro-flow processor
07/22/1992EP0494967A1 Chiral separation media
07/22/1992EP0494958A1 Gel packed columns suitable for use in chromatography.
07/22/1992EP0494856A1 Method for packaging perishable fresh meat
07/22/1992EP0474741A4 Apparatus and method for sampling
07/22/1992EP0262223B1 Detector for gas chromatograph
07/22/1992CN2110875U Multi-item combined measurer for mineral packet
07/21/1992US5132225 Method for continual monitoring and treating a hydrocarbon oil stream
07/21/1992US5132018 Isoconductive gradient ion chromatography
07/21/1992US5132014 Pressure vessel; cartridge with sealing plug
07/21/1992US5132012 Liquid chromatograph
07/21/1992US5132002 Ion analyzer
07/21/1992US5131998 Two-dimensional high-performance liquid chromatography/capillary electrophoresis
07/21/1992US5131266 Method and apparatus for continuously measuring the concentration of organic compounds in an aqueous solution
07/21/1992CA1305434C Method of chromatographic separation
07/18/1992WO1992012780A1 Type-xll cross-axis synchronous flow-through coil planet centrifuge for separation of biopolymers
07/18/1992CA2100340A1 Type-xll cross-axis synchronous flow-through coil planet centrifuge for separation of biopolymers
07/15/1992EP0494544A2 Deactivated capillary columns for use in electrophoresis and micellar electrokinetic chromatography
07/15/1992CN1062739A Improved cellulose chromatography support
07/14/1992US5130256 Analysis of cyst fluid on aminocarbohydrate column for cancer diagnosis
07/14/1992US5130027 Stationary magnetically stabilized fluidized bed for protein separation and purification
07/14/1992US5130001 Uranium isotope separation by continuous anion exchange chromatography
07/14/1992US5129723 High performance Zimm chromatography--HPZC
07/14/1992CA1305072C High density filler type filtration equipment
07/10/1992CA2059008A1 Deactivated capillary columns for use in capillary electrophoresis
07/09/1992WO1992011088A1 Anion exchanger
07/08/1992EP0493746A2 High pressure window assembly
07/08/1992EP0316375B1 Automatic process for validation of the measurements of a chromatograph and system for its implementation
07/07/1992US5128291 Porous titania or zirconia spheres
07/07/1992CA1304886C Metal chelate resins
07/05/1992WO1992011933A1 Sulfonamide bonded hydrophilic coatings
07/05/1992CA2099574A1 Sulfonamide bonded hydrophilic coatings
07/01/1992EP0493314A2 Method and apparatus for enriching samples for analysis
07/01/1992EP0492927A2 Controlling fluids provided to a chromatographic detector
07/01/1992CN2108923U Tubular vapouration mixer for micro-reaction analyzed apparatus
06/1992
06/30/1992US5126676 Gas amplified ionization detector for gas chromatography
06/30/1992US5126272 System for detecting transition and rare earth elements in a matrix
06/30/1992CA1304421C Affinity separating using immobilized flocculating reagents
06/25/1992WO1992010300A1 Dipping tube for separators of mixed substances
06/25/1992DE4041433A1 Multiphase sample mixt. prepn. appts. - includes back-flushable cross-flow filter
06/25/1992DE4040824A1 Dosing mixtures in liq. gas range - for gas chromatographic liq. gas investigations using valve with evaporation and auxiliary loops in feed to analyser
06/24/1992EP0491000A1 Process and device for preparing a gas mixture for analysis, and application of the process.
06/23/1992US5124555 High pressure window assembly
06/23/1992US5124133 Fluid flow, longitudinal baffles
06/23/1992US5124023 Continuous removal of polynuclear aromatics from hydrocarbon recycle oil
06/23/1992US5124020 Adjustable height and width aperture for capillary photodetector cell
06/23/1992US5123276 Injection assembly for transferring a component to be tested
06/23/1992US5123274 Hand-held sample gun for vapor collection
06/23/1992CA1303983C Solid phase assay
06/17/1992EP0490226A1 Porous titania spheres
06/17/1992EP0489842A1 Osmotic method for determining the molecular weight of solutes in solution with a solvent
06/16/1992US5122670 Multilayer flow electrospray ion source using improved sheath liquid
06/16/1992US5122603 Purified insulin mediators and purification process for same
06/16/1992US5122597 Application of resins consisting of functional polymers as the stationary phase in affinity chromatography for the purification of growth factors, and corresponding purification method
06/16/1992CA1303594C Optically active adsorbents
06/16/1992CA1303493C Chromatographic test strip for determining ligands or receptors
06/12/1992CA2050548A1 Porous titania spheres
06/11/1992WO1992009267A1 Methods of immobilizing liposomes in gel beads and similar materials, gel beads and similar materials with immobilized liposomes prepared by such methods and uses thereof
06/10/1992EP0489569A2 Degassing a liquid
06/10/1992EP0489445A2 Method and apparatus for fractionation
06/09/1992US5121443 Neural net system for analyzing chromatographic peaks
06/09/1992US5120643 Determination of amount or presence of specific binding materials; high speed
06/09/1992US5120129 Spectroscopic cell system having vented dual windows
06/09/1992US5119669 Sleeve units for inlet splitters of capillary gas chromatographs
06/09/1992CA1303010C Structures surface modified with bidentate silanes
06/09/1992CA1303009C Substrates with sterically-protected, stable, covalently-bonded organo-silane films
06/09/1992CA1302907C Chromatography column
06/09/1992CA1302677C Hydrophilic article and method of producing same
06/07/1992CA2057090A1 Method and apparatus for fractionation
06/05/1992WO1992010748A1 Gas chromatography method and apparatus
06/05/1992CA2075039A1 Gas chromatography method and apparatus
06/04/1992DE4139683A1 Liq. chromatographic system for determining glycosylated forms of haemoglobin - including sepn. column, automatic sampler, eluent selection system and control elements
06/03/1992EP0488947A1 Detector cell
06/03/1992EP0488942A2 Method and device to control the temperature of objects especially column-analyzers and their use
06/03/1992EP0488371A2 Mass spectrometer ion source
06/03/1992EP0487775A1 Process of removing and concentrating desired molecules from solutions
06/02/1992US5119315 Method of correlating a record of sample data with a record of reference data
06/02/1992US5118937 Process and device for the laser desorption of an analyte molecular ions, especially of biomolecules
06/02/1992US5118403 Glassy carbon linear array electrode
06/02/1992CA1302614C Composite polymers, their preparation and use in liquid chromatography
06/02/1992CA1302119C Transport detector system
05/1992
05/29/1992WO1992008984A1 Assay for glycated blood proteins
05/26/1992US5117109 Exchange method of mobile phase in high-performance liquid chromatography mass spectrometry and its apparatus
05/26/1992US5116962 Material for affinity chromatography which is a sulfated polysaccharide bonded to an insoluble polymer
05/26/1992US5116764 Dual-column, dual-detector gas detector and analyzer
05/26/1992US5116495 Capillary chromatography device
05/20/1992EP0486070A1 A gas chromatographic method for separating hydrogen isotopes
05/20/1992EP0486030A2 Fraction purity measuring apparatus for chromatogram peak
05/20/1992EP0485460A1 Cyclodextrin polymer beads.
05/20/1992EP0288529B1 Process for separating and decanting colloids by exclusion chromatography
05/20/1992CN2105070U Organic molecule membrane dissociation spectral analyzer
05/20/1992CN2105069U High efficiency liquid-phase chromatographic pole
05/20/1992CN1016737B Multi-channel test data processing apparatus for liquid colour spectrum
05/19/1992US5115131 Microelectrospray method and apparatus
05/19/1992US5115102 Variant proteins and polypeptides possessing enhanced affinity for immobilized-metal affinity matrices