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)
01/1996
01/24/1996EP0693559A1 Method for quantitative determination of glycated proteins
01/24/1996EP0693314A1 Silicon dioxide based adsorbents for chromatography
01/24/1996EP0669897A4 Separation of nucleic acid fragments.
01/23/1996US5486289 System for mechanically stabilizing a bed of particulate media
01/17/1996EP0692717A2 Analysis instrument
01/17/1996EP0692713A1 Electrospray assembly
01/17/1996EP0692097A1 Opposable-element chromatographic assay device
01/17/1996EP0691889A1 Resin regeneration process
01/17/1996EP0600929A4 Reversible flow chromatographic binding assay.
01/16/1996US5484852 Activated and conjugated polystyrene substrate
01/16/1996US5484733 Method for diagnosing rheumatism
01/16/1996US5484532 Radial flow chromatography
01/16/1996US5483843 Transport apparatus
01/16/1996CA2053333C Process to find stability of oil mixtures, including shale oil and fractions thereof
01/11/1996WO1996000735A1 Hydrophobic chromatographic resins with ionizable groups
01/10/1996EP0691148A2 A method for separating double stranded DNA from single stranded DNA or RNA
01/10/1996EP0690983A1 Pulsed electrochemical detection using polymer electroactive electrodes
01/10/1996CN1114836A Displacement chromatography process and purified hemoglobin product
01/09/1996US5483344 Process and apparatus for performing differential refractive index measurements using interference of modulated light beams passing through reference and test samples
01/09/1996US5483334 Media analysis system for determining properties of different media
01/09/1996US5482914 Polysaccharide support with glycidyl ether of polyoxyethylene detergent
01/09/1996US5482677 Thermally desorbable passive dosimeter
01/09/1996US5482628 Tube with biocompatible inner tubes with passageways and fittings
01/09/1996US5482608 Capillary electrophoresis flow control system
01/09/1996US5482598 Micro channel element and method of manufacturing the same
01/09/1996US5482524 Atmospheric pressure, elevated temperature gas desorption apparatus
01/09/1996US5481852 Method and apparatus to promote gas exchange from a sealed receptacle
01/04/1996WO1996000388A2 Selective removal of volatile substances injected into a chromatographic packing filled column
01/04/1996WO1996000380A1 Determination of sulfur in hydrocarbons by near infrared spectroscopy
01/04/1996WO1996000124A1 Continuous, steady-state, chromatographic separation of gadolinium isotopes
01/04/1996WO1996000123A1 Chromatographic separation of erbium isotopes
01/04/1996WO1996000110A1 Iontophoretic sampling device and method
01/04/1996WO1995032803A3 Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes
01/04/1996DE4430010C1 Sepg. organic acid impurities from aq. malic acid soln.
01/04/1996CA2512642A1 Selective removal of volatile substances injected into a chromatographic packing filled column
01/03/1996CN1114495A Assaying device
01/03/1996CN1114358A Isolation, quantitation and purification of insecticidal proteins from endotoxins of bacillus thuringiensis
01/02/1996US5481476 Apparatus for interactive self-modeling mixture analysis
01/02/1996US5481107 Mass spectrometer
01/02/1996US5480614 Micro-reactor device for minute sample analysis
01/02/1996US5480542 Packings combining protein to a support via a spacer
01/02/1996US5479815 Method and apparatus for measuring volatiles released from food products
12/1995
12/28/1995WO1995035317A1 Identification, quantitation and purification of insecticidal proteins from bacillus thuringiensis
12/28/1995WO1995035162A1 Method for making spherical adsorbent particles
12/27/1995EP0688590A1 Separation process by simulated moving bed chromatography with correction for dead volume by length shrink
12/27/1995EP0688589A1 Separation process by simulated moving bed chromatography with correction for dead volume by desynchronisation of periods
12/27/1995EP0688588A1 Separation process by simulated moving bed chromotography with correction for dead volume by increasing feed
12/27/1995EP0688426A1 Aligned fiber diagnostic chromatography
12/27/1995EP0688242A1 Integrated chemical processing apparatus and processes for the preparation thereof
12/27/1995EP0485460B1 Cyclodextrin polymer beads
12/27/1995EP0379549B1 Endotoxin binding protein and uses thereof
12/26/1995US5479022 Electron capture detector with guard electrode
12/26/1995US5478924 Displacement chromatography of proteins using low molecular weight displacers
12/26/1995US5478378 Filter with quick-change coupling for cleaning gases
12/26/1995CA2027550C Apparatus and method for delivering supercritical fluid
12/26/1995CA1337801C Immobilized artificial membranes
12/22/1995CA2131054A1 Macroporous hydrophobic cloth-based affinity-concentration device for microbiological and chemical analyses
12/21/1995WO1995034361A1 Device for packing chromatographic stationary phases
12/21/1995WO1995034360A1 Accelerated solvent extraction system
12/21/1995WO1995034359A1 A chromatography column
12/21/1995DE4420729A1 Gas chromatography detector for detecting contaminated bottles or containers
12/21/1995CA2192582A1 Device for packing chromatographic stationary phases
12/20/1995EP0687911A2 Methods for assaying endotoxin concentration
12/20/1995EP0687906A1 Electron capture detector with guard electrode
12/20/1995EP0687360A1 Variable-position cross-axis synchronous coil planet centrifuge for countercurrent chromatography
12/20/1995EP0687193A1 Method and apparatus for performing a solid-phase extraction under pressurized conditions
12/20/1995EP0586543A4 Microelectrospray method and apparatus
12/20/1995EP0527149B1 Methods and apparatus allowing sequential chemical reactions
12/19/1995US5476794 Wiping surfaces using hand covering glove to pick up particles of compound, transferring particles by vacuuming, heating, analyzing using gas chromatography
12/19/1995US5476000 Retention time stability in a gas chromatographic apparatus
12/14/1995WO1995034089A1 Process and device for feeding liquid samples to mass spectrometers by electrostatic nebulisation
12/14/1995WO1995033996A1 Home test kit and method with telephone verification of results
12/14/1995WO1995033557A1 Alkali resistant protein adsorbent
12/14/1995DE4437163C1 Liq. chromatography based on eluate quantity, improves sepn. and reproducibility,
12/14/1995CA2187904A1 Home test kit and method with telephone verification of results
12/13/1995EP0686848A1 Liquid chromatograph having a micro and semi-micro column
12/13/1995EP0588819B1 Column for separation of substance mixtures with a liquid medium
12/13/1995EP0557288B1 Disposable reactor vessel for solid-phase immune assays and process for measuring components detectable by immune reactions
12/12/1995US5475202 Method and apparatus for heating a thermionic detector source
12/12/1995US5474937 Method of identifying chemicals by use of non-radioactive isotopes
12/12/1995US5474677 Treating sample with hemolyzing liquid containing labile glycohemoglobin degrading agent in high pressure chromatography unit; accuracy
12/07/1995WO1995033196A1 Detector cell for capillary electrophoresis
12/07/1995WO1995032803A2 Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes
12/07/1995WO1995032783A1 Sterilization of liquid chromatography resins
12/07/1995WO1995032782A1 Liquid chromatography column adapted for in situ chemical sterilization
12/07/1995CA2191464A1 Liquid chromatography column adapted for in situ chemical sterilization
12/07/1995CA2191351A1 Sterilization of liquid chromatography resins
12/07/1995CA2190829A1 Method and apparatus for capacitive deionization and electrochemical purification and regeneration of electrodes
12/06/1995EP0685738A1 Reconfigurable pneumatic control for split/splitless injection
12/06/1995EP0685729A1 Spectroscopic method for measuring weak absorptions
12/06/1995EP0685427A1 Process for enrichment of fullerenes having more than 70 carbon atoms
12/06/1995EP0685426A1 Process for enrichment of fullerenes having more than 70 carbon atoms
12/05/1995US5473162 Infrared emission detection of a gas
12/05/1995US5472670 Gas chromatography sample injector and apparatus using same
12/05/1995US5472599 Optical resolution of isomers
12/05/1995US5472598 Connection assembly for liquid chromatography columns
12/05/1995US5472584 Method and apparatus for improved detection of ionic species by capillary electrophoresis
11/1995
11/30/1995DE4420047C1 Chemical analysis appts. using three ion chromatograph systems
11/28/1995US5470916 Formulations for polyacrylamide matrices in electrokinetic and chromatographic methodologies
11/28/1995US5470487 Methods and apparatus for forming an integral high pressure seal using mechanical acutation