| 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) |
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| 03/15/1994 | US5294491 Copolymer of an allylic ether and a diene containing an amide or ether group; alkali resistance |
| 03/15/1994 | US5294336 Apparatus for liquid chromatography for separating AIC components from hemoglobin in blood |
| 03/15/1994 | US5294023 System for delivering liquid at a controlled flow rate |
| 03/09/1994 | EP0586249A1 Solid phase extraction apparatus |
| 03/09/1994 | EP0586237A2 Apparatus for delivering a sample |
| 03/09/1994 | EP0586012A2 Equipment for sampling and work-up for analysis of PAH and other organic compounds, and hydrogen fluoride and sulphur oxides |
| 03/09/1994 | EP0585487A1 Apparatus and process for photoionization and detection |
| 03/09/1994 | CN1083389A A novel anti-neoplastic cytokine |
| 03/08/1994 | US5292924 Optically active N-α-fluoroacryloylamino acid polymers for the resolution of racemates |
| 03/08/1994 | US5292840 Acrylic amide adducts |
| 03/08/1994 | US5292801 Doped sol-gel glasses for obtaining chemical interactions |
| 03/08/1994 | CA1327674C Method and apparatus for separating proteins |
| 03/08/1994 | CA1327568C Ionically modified polysaccharides, process for their preparation and the use thereof |
| 03/03/1994 | WO1994004915A1 Gas chromatograph with a separating column, preferably in the form of a capillary tube, and a device for heating the column |
| 03/03/1994 | DE4229327A1 Technetium recovery for use in nuclear medical diagnostics from eluate - obtd. from per:technetate generator by redn. to hydroxide, adsorption, re-oxidation and elution, suitable for clinical field |
| 03/02/1994 | EP0489884B1 Method for treating colostrum by hydroxyapatite adsorption chromatography, an active fraction of colostrum thereby obtained, and a cellular medium containing same |
| 03/02/1994 | EP0407512B1 Compact separation system with snap-in columns |
| 03/02/1994 | CN1083213A Gas chromatographic flame photometer with surface emission |
| 03/02/1994 | CN1023880C Preparation method for standard air and its apparatus |
| 03/01/1994 | USH1293 Contact hazard monitor |
| 03/01/1994 | US5290520 Analytic separation arrangement and method for the analysis of chemical samples |
| 03/01/1994 | US5290340 Methods and apparatus for degassing a liquid |
| 03/01/1994 | US5289715 Vapor detection apparatus and method using an acoustic interferometer |
| 03/01/1994 | CA1327282C Automated thermal desorbtion unit |
| 02/23/1994 | CN2157519Y Moving wire detector for hydrocarbon group analysis HPLC |
| 02/22/1994 | US5289003 Probe for thermospray mass spectrometry |
| 02/22/1994 | US5288763 Crosslinking copolymerization of functional monomer with template polymer |
| 02/22/1994 | US5288310 Adsorbent trap for gas chromatography |
| 02/22/1994 | US5288113 Connector for capillary tubes having a tapered inner bore |
| 02/17/1994 | WO1994003814A2 Method and kit for pyridinium crosslink assay |
| 02/16/1994 | EP0583208A2 Procedure and apparatus for programmed thermal desorption |
| 02/16/1994 | EP0583003A1 Fluid metering, mixing and composition control system |
| 02/15/1994 | US5286652 Automated sample input module |
| 02/15/1994 | US5286498 Sequential solvent extraction to separate toxin in samples from contaminants |
| 02/15/1994 | US5285999 Low pressure valve having two relatively rotatable sections |
| 02/09/1994 | EP0581937A1 Process and device for taking samples from waste gases |
| 02/09/1994 | EP0581881A1 Method for analyte classification by sc profiles |
| 02/08/1994 | US5285064 Method and apparatus for introduction of liquid effluent into mass spectrometer and other gas-phase or particle detectors |
| 02/08/1994 | US5284911 Reacting a bioligand with a modified acrylonitrile polymer having halogenated amide groups; isolation; separation; medical diagnosis |
| 02/08/1994 | US5284054 Method and apparatus for preparing a gas mixture for purposes of analysis and application of the method |
| 02/08/1994 | CA1326940C Purification of lfa-3 |
| 02/08/1994 | CA1326775C Multidimensional chromatographic system |
| 02/03/1994 | WO1994002844A1 Thiobenzoylation method of peptide sequencing with gas chromatography and mass spectrometric detection |
| 02/03/1994 | WO1994002836A2 Method and apparatus for the measurement of pollutants in liquids |
| 02/03/1994 | WO1994002227A1 Electrochemical pretreatment system for liquid sample analysis |
| 02/03/1994 | WO1994002225A1 Sorbent families |
| 02/03/1994 | CA2140257A1 Sorbent families |
| 02/01/1994 | US5283123 Polymer/wax blend polymer particles having cellulose capable of binding charged molecule |
| 02/01/1994 | US5283036 Apparatus for coupled liquid chromatography and nuclear magnetic resonance spectroscopy measurements |
| 02/01/1994 | US5282973 Pumping buffered liquid to remove wastes |
| 01/26/1994 | EP0579707A1 Methods of and apparatus for measurement using acousto-optic devices |
| 01/25/1994 | US5281406 Solvent extraction, chromatography and elution |
| 01/25/1994 | US5281397 Adjustable open-split interface for a gas chromatograph and a mass spectrometer |
| 01/25/1994 | US5281256 Adjusting pressure of carrier gas |
| 01/19/1994 | EP0579246A1 Method for removing unstable type saccharified hemoglobin |
| 01/19/1994 | EP0579102A1 Liquid chromatography stationary phases with reduced silanol interactions |
| 01/19/1994 | EP0396163B1 Capillary flow cell |
| 01/19/1994 | CN1023571C Tungsten stannum fluxing agent and its making method |
| 01/18/1994 | US5280177 Sample cell for infrared spectrophotometry |
| 01/18/1994 | US5279972 Process for analyzing samples for ion analysis |
| 01/18/1994 | US5279970 Oxidation, heating, measuring carbon dioxide |
| 01/18/1994 | US5279967 Using fluorophore label |
| 01/18/1994 | US5279742 Polytetrafluoroethylene fibril matrix embedded with absorptive articles |
| 01/18/1994 | US5279647 Methods and apparatus for degassing a liquid |
| 01/13/1994 | DE4222603A1 Gas sample delivery appts. - has several sample supply needle pairs, allowing multiple simultaneous sampling |
| 01/12/1994 | EP0578579A1 Process for dispensing tributyle and/or butanole by liquid-phase chromatography |
| 01/12/1994 | EP0577814A1 Novel heterodimeric nuclear receptors proteins, genes encoding same, and usage thereof |
| 01/12/1994 | EP0577806A1 Apparatus utilizing constant pressure-loaded shaft seal |
| 01/12/1994 | EP0577635A1 Device for evaporating small quantities of a fluid for analytical purposes. |
| 01/12/1994 | CN1080724A Microquantity oxygen air-phase colour spectrum flame ion testing device |
| 01/11/1994 | US5277871 Comprising suction, discharge nozzles for transfer mixture |
| 01/11/1994 | US5277813 Shielded stationary phases |
| 01/11/1994 | US5277073 Constant pressure-loaded shaft seal |
| 01/11/1994 | CA1325980C Apparatus for the treatment of biological samples and treatment methods using the same |
| 01/06/1994 | WO1994000762A1 Centrifuge vessel for automated solid-phase immunoassay |
| 01/06/1994 | WO1994000215A1 Ion chromatographic separations using step and linear voltage waveforms at a charge-controllable polymeric stationary phase |
| 01/06/1994 | WO1994000214A1 Passivated and stabilized porous supports and methods for the preparation and use of same |
| 01/06/1994 | WO1994000154A1 DNA ENCODING PRECURSOR INTERLEUKIN 1β CONVERTING ENZYME |
| 01/06/1994 | CA2136981A1 Dna encoding precursor interleukin 1.beta. converting enzyme |
| 01/05/1994 | EP0577033A1 A stabilizing method for measurement values by high speed liquid chromatography |
| 01/05/1994 | EP0576494A1 Continuous chromatography. |
| 01/04/1994 | US5276062 HPLC avidin monomer affinity resin |
| 01/04/1994 | US5275730 Dip pipe for facilities for the separation of substance mixtures |
| 01/04/1994 | US5275723 Mobile phase reservoir |
| 12/29/1993 | EP0575474A1 Heated sample transfer apparatus |
| 12/29/1993 | CN2151465Y Glass bulb sampler |
| 12/29/1993 | CN1023298C Isolated material |
| 12/28/1993 | US5274240 Capillary array confocal fluorescence scanner and method |
| 12/28/1993 | US5274227 Capillary detector cell having imaging elements positioned to optimize sensitivity |
| 12/28/1993 | US5273655 Organic contaminant separator |
| 12/28/1993 | US5273633 Electrophoresis |
| 12/28/1993 | US5273632 Methods and apparatus for analysis of chromatographic migration patterns |
| 12/23/1993 | WO1993025572A1 T-cell monocyte inducing proteins (tmips) |
| 12/23/1993 | WO1993025301A1 Nanochannel filter |
| 12/23/1993 | WO1993025293A1 Apparatus and method for reversed permeation membrane extraction of compounds from sample solutions |
| 12/23/1993 | CA2136011A1 Apparatus and method for reversed permeation membrane extraction of compounds from sample solutions |
| 12/23/1993 | CA2135397A1 T-cell membrane inducing factors |
| 12/22/1993 | EP0575139A1 Fluorogenic reagents for detection of glycoconjugates alpha-ketoacids and diketones |
| 12/22/1993 | EP0574642A1 Procedure for the preparation of powders and suspensions of amorphous silicon dioxide microspheres |
| 12/22/1993 | CN2150559Y Accessory of super-critical fluid extraction injector |