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)
04/1986
04/15/1986CA1203224A1 Device for a liquid chromatography system and coupling member for the device
04/09/1986EP0177411A1 Elution complex for affinity chromatography and affinity precipitation
04/09/1986EP0177265A2 Flat membrane reactor device with structure in flow channel
04/09/1986EP0176891A2 Chromatographic column
04/09/1986EP0176509A1 Arrangement at a gas flow through cell for spectrophotometric analysis of chemical compounds.
04/08/1986US4580759 Multiple port, sliding plate valve
04/08/1986CA1202913A1 Fractionation process for mixtures by elution chromatography with liquid in supercritical state and installation for its operation
04/02/1986EP0176222A1 Azidobenzazepines
04/02/1986EP0176079A2 Process and device for split and splitless sampling onto capillary columns using the syringe
04/02/1986EP0175925A2 Apparatus and method for optimizing separation of an unknown sample by liquid chromatography
04/02/1986EP0175721A1 Method and apparatus for the separation of components of a mixture by thin layer chromatography.
04/01/1986US4580036 Gas chromatography oven
04/01/1986US4579663 Apparatus and method for optimizing separation of an unknown sample by liquid chromatography
04/01/1986US4579144 Electron impact ion source for trace analysis
04/01/1986US4578990 Differential pressure capillary viscometer for measuring viscosity independent of flow rate and temperature fluctuations
03/1986
03/27/1986WO1986001818A1 A method for determining the mixing ratio of two or more compositions employed to prepare a polymer
03/26/1986EP0175467A1 Gas chromatograph/mass spectrometer interface
03/25/1986US4578193 Chromatography columns
03/25/1986US4578150 Fibrous media containing millimicron-sized particulates
03/25/1986US4577515 Sampling valve for use in high-speed liquid chromatography
03/25/1986US4577492 Analytical method and apparatus
03/25/1986CA1202254A1 Oligonucleotide derivatives and production thereof
03/19/1986EP0174862A1 Nebulizer particularly adapted for analytical purposes
03/18/1986US4577013 Microcrystalline wood cellulose, n-methylolamide compound, reversible absorber, chromatography
03/18/1986US4576706 Carbon fiber electrodes, ion exchanging
03/12/1986EP0174093A1 Method for selective conversion of organic compounds and detecting same by gas chromatography and chemiluminescence detection
03/11/1986US4575424 Chromatographic flow cell and method of making it
03/11/1986CA1201646A1 Concentrator and method for detection of amine vapours
03/10/1986CN85106867A Chromatography column
03/05/1986EP0173484A2 Process for the separation of gadelinium isotopes
03/05/1986EP0173233A2 Chromatographic method and means
03/04/1986US4574307 Line synchronizing circuit for a picture display device
03/04/1986CA1201390A1 Means for separating isotopes of hydrogen based on the principle of gas chromatography
02/1986
02/26/1986EP0172580A2 Chromatographic separation processes using modified polypeptide supports
02/26/1986EP0172579A2 Modified siliceous supports
02/26/1986EP0172217A1 Isotransferrins in body fluid sample as a measure of alcohol consumption.
02/25/1986US4572905 Using a chloromethylated crosslinked styrene copolymer
02/18/1986US4571390 Crosslinked stryene copolymer containing methyol groups
02/18/1986CA1200743A1 Impregnated substrate for chromatographic assays
02/18/1986CA1200699A1 Method and system for accurately providing fluid systems
02/12/1986EP0171289A2 Ceramic articles having a nonporous core and porous outer layer
02/12/1986EP0091928B1 Method and device for continuous, automatic air analysis
02/11/1986US4570068 Interface for liquid chromatograph and mass spectrometer
02/05/1986EP0170143A2 Separation materials for thin-layer chromatography
02/05/1986EP0169951A1 System and apparatus for multi-dimensional real-time chromatography
02/04/1986US4567753 Independent analysis of anions and cations using indirect photometric chromatography
01/1986
01/28/1986US4567368 Bipolar pulsed electron capture detectors
01/28/1986US4566949 Method of operating a self cleaning electrochemical detector
01/28/1986CA1199968A1 Automatic chromatographic metal detection
01/22/1986EP0168939A2 Liquid chromatographic eluent absorbance detector
01/22/1986EP0168853A1 Adsorption material for olefins; gas chromatography column;method of selectively removing olefins from a mixture of hydrocarbons
01/22/1986EP0168451A1 Plant for chemical analysis and synthesis
01/21/1986US4565877 Naphthalene derivatives and method for preparation thereof
01/21/1986US4565832 Process for producing packing material for use in liquid chromatography
01/21/1986US4565787 N-halogeno-n-metal arysulfonamidates
01/21/1986US4565786 Method for detecting mercury gas
01/21/1986US4565632 Chromatographic cartridge column system
01/21/1986US4565447 Photometric apparatus with multi-wavelength excitation
01/21/1986US4565446 Scattering cells
01/15/1986EP0168363A2 Sulfone activated thioether adsorbents for the separation of proteins and the like
01/15/1986EP0168140A2 Purification apparatus and method employing a regenerable ligand
01/15/1986EP0167603A1 Fused silica capillary column
01/14/1986CA1199257A1 Determination of glycosilated haemoglobin
01/10/1986CN85102998A Ion chromato graphic inhibitory column
01/08/1986EP0167488A2 Ionically modified polysaccharides, process for their preparation and their use
01/08/1986EP0167406A2 Particle separation
01/08/1986EP0167256A1 Nortriptyline derivatives, processes for their preparation, conjugates thereof to antigenic proteins and enzymes, antibodies thereto, and related assay methods
01/07/1986US4563276 Chromatographic apparatus and process
01/07/1986US4563275 Chromatography column and end plug assembly
01/07/1986US4562724 Gas sampling valve
01/02/1986EP0166505A2 Isolation and quantitation of alkaline phosphatase
12/1985
12/27/1985EP0165800A1 Support material for immobilisation of ligands
12/19/1985WO1985005682A1 Gas chromatography
12/17/1985US4559063 Gas chromatography, non-vaporizing
12/17/1985US4558603 Needle assembly for introducing a carrier gas into a sample vessel
12/11/1985EP0164194A1 Chromatographic strip, method of preparing it and diagnostic kit employing it
12/11/1985EP0164080A2 Method for reducing schlieren noise in a liquid chromatograph
12/11/1985EP0163847A2 Interferential refractometer
12/10/1985US4557830 Packed column having pressure-absorbing mechanism
12/05/1985WO1985005285A1 Head for a preparative column
12/03/1985US4556538 Separation column containing ion exchange gel, detecting cell, detector, pulse-free feeding pump
12/03/1985US4556367 Solvent delivery system
12/03/1985US4555936 For determining a plurality of characteristics of a liquid sample
11/1985
11/26/1985US4555383 For gas chromatography
11/21/1985EP0161882A2 Adsorption-desorption method for the separation of water soluble organic compounds from aqueous solution
11/21/1985EP0161744A1 Mass spectrometer
11/21/1985EP0161672A2 Data processing system for chromatography
11/21/1985EP0161493A2 Liquid chromatography column assembly
11/19/1985US4554436 Electric heater for a rotating sample vessel container in a sampling device for gas chromatography
11/19/1985US4554211 Spherical micro-porous silica gel and a production process thereof
11/19/1985US4554071 Pre-column for preconcentrating substances to be chromatographed as well as device for a liquid chromatography system and coupling member for said device
11/19/1985US4554064 Dual working-electrode electrochemical detector for high performance liquid chromatography
11/19/1985US4553985 Gas chromatography
11/19/1985CA1196798A1 Gas chromatographic apparatus
11/13/1985EP0160988A2 Stable silica-based ether bonded phases for biopolymer separations
11/12/1985US4552723 LC/FTIR System with thermospray solvent separation
11/12/1985US4552513 Multiple piston pump control
11/12/1985US4552182 Hydraulic pulse dampener employing two stiff diaphragms and nesting members
11/12/1985US4552013 Electrochemical system
11/12/1985CA1196690A1 Micro-column plasma emission liquid chromatograph