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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US39486024 Sep 19736 Abr 1976The Dow Chemical CompanyAnalytical method of monitoring air for chloromethyl ether
US400488118 Dic 197525 Ene 1977General Electric CompanyApparatus for generating carrier gas-test specimen vapor mixtures for delivery into a gas chromatograph
US403516831 Mar 197612 Jul 1977The Regents of the University of CaliforniaNonreactive inlet splitter for gas chromatography and method
US412323628 Feb 197531 Oct 1978Block Engineering Inc.Gas chromatograph device
US431402721 Jul 19802 Feb 1982Iowa State University Research Foundation, Inc.Method of detecting mold toxin infected grains
US46152264 Feb 19857 Oct 1986Hewlett-Packard CompanyApparatus and method for introducing solutes into a stream of carrier gas of a chromatograph
US468843616 Abr 198625 Ago 1987Association pour la Recherche et le Developpement des Methodes et Processus Industrielles (A.R.M.I.N.E.S.)Automatic pressurized fluid micro-sampling and injection device
US491535620 Jun 198810 Abr 1990Fluid valve
US506561431 Jul 199019 Nov 1991Rutgers UniversityShort path thermal desorption apparatus for use in gas chromatography techniques
US511966931 Jul 19909 Jun 1992Restek CorporationSleeve units for inlet splitters of capillary gas chromatographs
US545612621 Mar 199410 Oct 1995Bellaire Industries, Inc.Fluid valve and gas sample container using same
US554427630 Nov 19936 Ago 1996Microsensors Technology, Inc.Miniature gas chromatograph with heated gas inlet fitting, heated tubing, and heated microvalve assembly
US77436411 Sep 200629 Jun 2010ABB Inc.Compact field-mountable gas chromatograph with a display screen
US78452104 May 20077 Dic 2010ABB Inc.Fluid control device for a gas chromatograph
US784972626 Oct 200714 Dic 2010ABB Inc.Gas chromatograph with digital processing of thermoconductivity detector signals
US795436026 Oct 20077 Jun 2011ABB Inc.Field mounted analyzer with a graphical user interface
US799242326 Oct 20079 Ago 2011ABB Inc.Feed-through module for an analyzer
US801585626 Oct 200713 Sep 2011ABB Inc.Gas chromatograph with improved thermal maintenance and process operation using microprocessor control

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