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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US395317122 Abr 197427 Abr 1976Institut Francais du Petrole, des Carburants et LubrifiantsMethod and apparatus for rapidly evaluating the hydrocarbon production capacity of sediments, using small samples thereof
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US488350420 May 198828 Nov 1989Gas chromatograph
US49449216 Mar 198431 Jul 1990Maxwell LaboratoriesAutomated PCB analyzer system
US50921558 Jul 19873 Mar 1992Thermedics Inc.High speed detection of vapors of specific compounds
US50922188 Jul 19873 Mar 1992Thermedics Inc.Selective detection of explosives vapors
US50922198 Jul 19873 Mar 1992Thermedics Inc.Selective decomposition of nitrite esters and nitramines
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US524060425 Nov 199231 Ago 1993The Dow Chemical CompanyMultidimensional chromatographic system
US526830222 Mar 19937 Dic 1993Thermedics Inc.Selective, high speed detection of vapors with analysis of multiple GC-separated portions
US533851425 Ago 199316 Ago 1994The Dow Chemical CompanyVented capillary gas chromatography apparatus
US537627728 May 199327 Dic 1994The Dow Chemical CompanyMultidimensional chromatographic system
US54925559 Jun 199420 Feb 1996Lovelace Biomedical & Environmental Research Institute, Inc.Automated two-dimensional interface for capillary gas chromatography
US549827913 May 199412 Mar 1996ChromatofastHigh speed gas chromatography system for analysis of polar organic compounds
US673022828 Ago 20024 May 2004Symyx Technologies, Inc.Methods and apparatus for characterization of polymers using multi-dimensional liquid chromatography with regular second-dimension sampling
US685525828 Ago 200215 Feb 2005Symyx Technologies, Inc.Methods for characterization of polymers using multi-dimensional liquid chromatography with parallel second-dimension sampling
US686678628 Ago 200215 Mar 2005Symyx Technologies, Inc.Rapid characterization of polymers
US696872927 Feb 200429 Nov 2005UOP LLCMethod and apparatus for expediting analysis of samples
USRE3466831 May 199119 Jul 1994Nitec, Inc.Chemiluminescent nitrogen detection apparatus and method