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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11/02/1982 | US4357668 Base line correction method and apparatus |
11/02/1982 | US4357143 Determining ion concentration |
11/02/1982 | US4356909 Fraction collector |
11/02/1982 | US4356733 Dosing device for gas chromatography |
10/27/1982 | EP0063435A1 Chromatographic method for the detection of drugs |
10/26/1982 | US4356236 Spherically shaped material comprising acylated product of de-N-acetylated chitin |
10/26/1982 | US4356156 Zeolites bearing fluoride anions |
10/26/1982 | US4355533 Gas measurement and analysis system |
10/26/1982 | CA1134248A1 Toxic-monitoring badge and method of use |
10/26/1982 | CA1134171A1 Method and device for sample injection under controlled conditions of temperature profile into gas chromatographic columns |
10/19/1982 | US4354932 Useful for liquid chromatogrphy |
10/19/1982 | US4354901 Cellulosic webs |
10/12/1982 | US4353801 Special solvent column for GPC and GPC method using the same |
10/12/1982 | US4353243 Flexible diaphragm controlled valve |
10/12/1982 | US4353242 Multichannel detection and resolution of chromatographic peaks |
10/05/1982 | US4352780 Device for controlled injection of fluids |
10/05/1982 | US4352636 Dual piston pump |
10/05/1982 | US4352570 Vibratory treatment apparatus and method |
09/28/1982 | US4351922 Process for the production of highly water-absorbing but less water-soluble hydrogels |
09/28/1982 | US4351909 A microporous synthetic resin substrate, and synthetic resin particles |
09/28/1982 | US4351802 Headspace-sampling apparatus |
09/28/1982 | US4351800 Thin layer plate chromatography apparatus |
09/28/1982 | US4351643 Method for concentrating a low-concentration element in a solution |
09/28/1982 | US4351385 Temperature control system for chromatographs |
09/28/1982 | CA1132371A1 Chromatographic apparatus and method |
09/28/1982 | CA1132370A1 Method for recycling a carrier gas from the trapping system to the inlet of a gas chromatographic separation unit brevat |
09/22/1982 | EP0060709A1 Method and system for multi-dimensional real-time chromatography |
09/22/1982 | EP0060700A1 Assay method and device |
09/21/1982 | US4350760 Method for the separation of a protein substance from a solution containing the same by affinity filtration and application of said method to enzymatic assays |
09/21/1982 | US4350595 Separation column for liquid chromatography and sealing arrangement therefor |
09/21/1982 | US4350586 Apparatus useful with a chromatography column |
09/21/1982 | US4350496 Measuring the aromatic reactivity of a hydrocarbon composition |
09/21/1982 | US4350037 Personal gas monitor |
09/15/1982 | EP0060082A1 Electrochemical flow cell for liquid chromatography |
09/14/1982 | CA1131624A1 Spherically shaped material comprising acylated product of de-n-acetylated chitin |
09/07/1982 | US4348374 Charcoal coated adsorbent device |
09/07/1982 | US4348286 Gradient |
09/07/1982 | CA1131047A1 Thermal control means for liquid chromatograph sample |
09/02/1982 | WO1982002952A1 Double beam photometer for measuring fluid samples |
08/31/1982 | US4347215 Device for the automation of at least one operation in an injector for gas chromatographic columns |
08/31/1982 | US4347131 Liquid chromatographic pump module |
08/31/1982 | US4346610 Device for introducing micro amount of sample into an analyzing apparatus |
08/31/1982 | CA1130708A1 Method and apparatus suitable for repeated, accurate chemical analyses |
08/25/1982 | EP0058381A1 A liquid chromatography column, process for preparing the same and its use for fractionation |
08/25/1982 | EP0058358A1 Improved anion-exchange chromatographic packing composition |
08/25/1982 | EP0058357A1 Improved chromatographic analytical column for anion determination |
08/24/1982 | US4346055 Automatic ignition system for a flame ionization detector |
08/24/1982 | US4346001 Linear overpressured thin-layer chromatographic apparatus |
08/24/1982 | US4345463 On-line gas measurement and analysis system |
08/18/1982 | EP0057907A1 Apparatus for separating blood components |
08/17/1982 | US4344917 Sample inlet for analysis instrument and method of sample analysis |
08/17/1982 | CA1129782A1 Process for increasing the resistance to water of pre-coated preparations for chromatography |
08/10/1982 | US4343767 Chromatography apparatus with electrochemical detector having carbon-black containing working electrode |
08/05/1982 | WO1982002596A1 Photometric flow cell |
07/27/1982 | US4341635 Microchromatographic column and method |
07/27/1982 | US4341634 Chromatography |
07/20/1982 | US4340483 Polar polymeric sorbent based on glycidyl esters for gas and liquid chromatography |
07/13/1982 | US4339759 Collector controller for chromatograph |
07/13/1982 | US4339500 Hydrophilic packing material for chromatography |
07/13/1982 | US4338811 Method and apparatus for diagnosis of disease |
07/07/1982 | EP0055624A1 Gas monitor |
07/06/1982 | US4338396 Heart attack screening method and process |
07/06/1982 | CA1127094A1 Gas chromatographic chamber |
06/30/1982 | EP0054969A1 A process for the separation of elements by chromatography |
06/22/1982 | US4335620 Temperature controlled sample carrier |
06/22/1982 | CA1126140A1 Method and apparatus for chemical analysis of specimens |
06/22/1982 | CA1126051A1 Fluid sample injection apparatus for fluid chromatography |
06/16/1982 | EP0053768A2 Flow combining or distributing assembly for use in connecting capillaries of chromatographic analysis apparatus |
06/15/1982 | US4335226 Polymeric carrier having covalently bonded affine residue group |
06/15/1982 | US4334435 Sealing apparatus |
06/08/1982 | US4333500 Fluid actuated valve |
06/08/1982 | CA1125051A1 Chromatography column |
06/02/1982 | EP0052769A1 Method for analytical assays and rotor element for carrying out the method |
06/01/1982 | US4332771 Method and device for determining the alcohol content of a person's breathing |
05/27/1982 | WO1982001663A1 A frame for storing and attaching a gas chromatograph column |
05/27/1982 | WO1982001662A1 A system for circulating air in a gas chromatograph oven |
05/27/1982 | WO1982001661A1 An arrangement for attaching a gas chromatograph column |
05/26/1982 | EP0052328A2 Analytical device |
05/19/1982 | EP0051778A2 A device for vaporization injection in a gas-chromatographic column |
05/18/1982 | US4330295 Microwave discharge degradation of organics for analysis |
05/13/1982 | WO1982001578A1 Metallic clad capillary tubing |
05/11/1982 | CA1123413A1 Bonded organo-pellicular packings for chromatographic columns |
05/05/1982 | EP0050646A1 Thermal control means for liquid chromatograph sample |
04/28/1982 | EP0050389A1 Derivatized agarose and method of making and using same |
04/27/1982 | US4326837 Pumping apparatus using a stepping motor |
04/27/1982 | CA1122553A1 Process for the separation of aromatic compounds from hydrocarbon mixtures |
04/22/1982 | EP0042393A4 Chromatographic sheet of layer for pressurized layer chromatographic apparatus. |
04/21/1982 | EP0049850A1 Chromatograph for high-pressure chromatography |
04/20/1982 | US4325907 Pyrolysis product gases analyzing method and system |
04/20/1982 | CA1122208A1 Adsorbent for the affinity-specific separation of macromolecular materials |
04/14/1982 | EP0049440A1 Device and valve for injecting samples in liquid chromatography |
04/13/1982 | US4324661 Centrifugal |
04/13/1982 | US4324131 Liquid chromatography detector |
04/13/1982 | CA1121944A1 Polar polymeric sorbentbased on glycidyl esters for gas and liquid chromatography |
04/07/1982 | EP0048949A1 Method and apparatus for the treatment of waste water for analytic techniques |
04/07/1982 | EP0048917A1 A method and apparatus for volumetrically controlled and reproducible introduction of small amounts of liquid samples into chromatographic analysis systems |
04/06/1982 | US4323664 Process for producing granular polymer having uniform fine particle size |
04/06/1982 | CA1121177A1 Apparatus for feeding carrier gas to on-column injectors |
03/30/1982 | US4322542 Reaction of a silica and an aminoalkylene silanetriol |
03/23/1982 | US4321138 Method and apparatus for preparative countercurrent chromatography employing a rotating column assembly |