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)
07/1984
07/04/1984EP0112407A1 Hot gas sampling
07/03/1984US4457846 Liquid chromatography methods and devices
06/1984
06/27/1984EP0112299A2 Method for superoxidic-dismutasis purification via chromatography by affinity
06/26/1984CA1169747A1 Gaseous contaminant dosimeter
06/26/1984CA1169746A1 Sample inlet for analysis instrument
06/20/1984EP0110927A1 Method and device for analyzing effluents for the detection of peaks.
06/19/1984USRE31608 Fluid pump mechanism
06/19/1984US4455233 Method and apparatus for ion analysis and detection using reverse mode suppression
06/19/1984US4455089 Refractive index and absorption detector for liquid chromatography based on Fabry-Perot interferometry
06/19/1984US4454749 Device for column chromatography apparatus
06/19/1984CA1169413A1 Coated capillary chromatographic column
06/12/1984US4454043 Column switching procedure
06/12/1984US4453954 Assembly for connecting the column ends of two capillary columns
06/12/1984CA1169039A1 High performance analytical column for anion determination
06/12/1984CA1168836A1 Method and device for mass transport and separation through selective barriers
06/05/1984US4452916 Hydrophilic copolymers based on N-[tris(hydroxymethyl)methyl]-acrylamide, processes for their preparation, aqueous gels of said copolymers and their use as ion exchangers
06/05/1984US4452067 Mixtures of conde%nsable and non-condensable phases
06/05/1984CA1168705A1 Ion exchange chromatography with indirect photometric detection
05/1984
05/30/1984EP0109943A2 A method of forming polymeric layers
05/29/1984US4451816 Gas monitor
05/29/1984US4451374 Liquid chromatographic method and post-column effluent treatment for detection and separation at optimized pH
05/29/1984US4451365 Column clamping device for chromatography
05/29/1984US4451364 For liquid chromatographic columns
05/29/1984US4451363 Cartridge for liquid chromatograph
05/24/1984WO1984002000A1 Chemical droplet reactor
05/23/1984EP0108813A1 Grafted chromatographic filler and method for analyzing enantiomer mixture using same
05/22/1984US4450574 Control circuit for liquid chromatograph
05/22/1984US4450082 Method for obtaining uniform stream in adsorption column
05/16/1984EP0108242A2 Column for liquid chromatography
05/15/1984USRE31586 Liquid chromatography pump
05/15/1984US4448692 Pressure detector for controlling solvent flow
05/15/1984US4448691 Liquid chromatographic method and apparatus with hollow fiber device for post-column derivatization
05/15/1984US4448684 Solvent pressurization system
05/15/1984CA1167526A1 Electrochemical detection system
05/15/1984CA1167277A1 Liquid chromatography
05/08/1984US4447559 Multi-layer ion exchanger for use in ion-exchange chromatography and method of producing the same
05/08/1984US4447328 Filler for liquid chromatography and method for separating water-soluble substances using said filler
05/08/1984CA1166940A1 Sample injection system for chemical analyzer and method of sample analysis
05/02/1984EP0107631A2 Integrated microconduits for continuous flow analysis
05/02/1984EP0107544A2 Automatic system for liquid chromatography
05/02/1984EP0107149A1 Novel naphthalene derivatives and method for preparation thereof
05/02/1984EP0106874A1 Lectin-containing separation agent
05/01/1984US4446105 System for analyzing coal liquefaction products
05/01/1984CA1166470A1 Liquid chromatography apparatus and method employing ion concentration
04/1984
04/25/1984EP0106769A1 Surface-grafted particulate support, its preparation and adsorbents for affinity-chromatography comprising this support, and its use, especially in biology
04/25/1984EP0106746A1 Apparatus for packing chromatography columns
04/25/1984EP0106419A2 Chromatographic column
04/25/1984EP0106009A1 Liquid chromatograph
04/24/1984US4444066 For use in an analyzer system
04/18/1984EP0105583A1 Method for packing chromatography columns and columns adapted for that method
04/18/1984EP0105496A2 Method and system for accurately providing fluid blends
04/17/1984US4443366 Polyvinylpyrrolidone crosslinked with unsaturated triazine
04/17/1984US4443231 Continuous chromatographic separations in a magnetically stabilized fluidized bed
04/10/1984US4442217 Sample injection
04/10/1984CA1165142A1 Measuring the aromatic activity of a hydrocarbon composition
04/04/1984EP0104935A2 Liquid chromatograph enzyme electrode detector
04/04/1984EP0104912A2 Liquid chromatographic column packing material
04/04/1984EP0104911A2 Column packing material and production thereof
04/04/1984EP0104661A2 Scattering cells
04/04/1984EP0104258A1 Chromatography stick and method for developing sample using the same
04/03/1984US4440638 Surface field-effect device for manipulation of charged species
04/03/1984US4440550 On-column injector
04/03/1984US4440013 Gas chromatograph, Fourier transform, infrared spectroscopy system
03/1984
03/28/1984EP0104128A2 Chromatographic column terminator element and assembly
03/28/1984EP0103928A1 Line synchronizing circuit for a picture display device
03/28/1984EP0103875A2 Packing for chromatography
03/27/1984CA1164247A1 Coker feedstock analysis method
03/21/1984EP0103082A2 Fully automatic process for the quick, specific, and selective quantitative determination of low concentrated substances in highly heterogeneous substance mixtures, and automatic column-chromatographic process for enrichment, pre-purification and concentration of substances in heterogeneous liquid substance mixtures
03/20/1984US4438205 Qualitative and quantitative
03/20/1984US4438204 Determination of glycosilated hemoglobin
03/20/1984US4438070 Packed column thermal reactor for an analytical instrument
03/20/1984US4437812 Single-pump multiple stroke proportioning for gradient elution liquid chromatography
03/20/1984US4437489 Gas flow controller
03/20/1984CA1163830A1 Liquid chromatographic method and apparatus with hollow fiber device for post-column derivatization
03/15/1984WO1984000900A1 Separable column for chromatography with a detection and signal device and an elution system in combination or separate
03/14/1984EP0102769A1 Eluent for liquid chromatography
03/13/1984CA1163716A1 On-line gas measurement and analysis system
03/07/1984EP0101985A1 Oligonucleotide derivatives and production thereof
03/07/1984EP0101982A2 Chromatography column
02/1984
02/22/1984EP0101304A2 High efficiency continuous separation process
02/21/1984US4432225 For analyzing a sample of vaporizable molecules
02/21/1984CA1162524A1 High performance anion-exchange chromatographic packing composition
02/21/1984CA1162417A1 Method and apparatus for on-column detection in liquid chromatography
02/21/1984CA1162416A1 Ion analysis method and apparatus
02/16/1984WO1984000569A1 Fibrous media containing millimicron sized particulates
02/14/1984US4431919 Detection apparatus, particularly for use in liquid chromatography
02/08/1984EP0099961A1 Apparatus for dividing a trickling substance
02/07/1984US4430217 Anti-radial chromatography device
02/07/1984US4430216 High speed preparative countercurrent chromatography with a multiple layer coiled column
02/07/1984US4429736 Concentration in time of a gas component entrained in a carrier gas
02/07/1984CA1161767A1 Molecular separation column and use thereof
02/01/1984EP0099765A1 Process and plant for fractionating mixtures by elution chromatography with a supercritical fluid phase
02/01/1984EP0099586A2 Fibrous media containing millimicron-sized particulates
02/01/1984EP0007917B1 Improvements in or relating to media for affinity chromatography
01/1984
01/31/1984US4428908 Radionuclide quality control test kit
01/24/1984US4427892 Detection and determination of species by fluorescence measurements
01/24/1984US4427298 Method and system for accurately providing fluid blends
01/24/1984US4427029 Pulse damper for chromoatography systems
01/24/1984CA1160862A1 Device for controlled injection of fluids
01/17/1984US4426292 Process for selective separation of molecular species from mixtures thereof using cyclodextrins