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Browse by Category: Main > Chemistry
Class Information
Number: 436/181
Name: Chemistry: analytical and immunological testing > Including sample preparation > Gaseous sample or with change of physical state
Description: Processes including step of sampling a vaporous or gaseous material to be analyzed, or changing the physical state of a sample.


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
7619222 Automatic radioactivity analyzer of mixed liquid beta emitter Nov. 17, 2009
7611740 Methods for measuring growth rates of carbon nanotubes Nov. 3, 2009
7588943 Method for quantitative monitoring of a gas injected in a reservoir in particular in a natural environment Sep. 15, 2009
7588726 Vapor analysis apparatus and method Sep. 15, 2009
7566421 Encapsulated sorbent tube Jul. 28, 2009
7531365 Analysis of the headspace proximate a substrate surface containing fragrance-containing microcapsules May. 12, 2009
7518103 Pulsed flow modulation gas chromatography mass spectrometry with supersonic molecular beams method and apparatus Apr. 14, 2009
7514269 Precision adaptable chemical spectrometer Apr. 7, 2009
7487662 Volatile organic compound sensor system Feb. 10, 2009
7482164 Rapid serial experimentation of catalysts and catalyst systems Jan. 27, 2009
7459312 Photodesorption in carbon nanotubes Dec. 2, 2008
7452729 Waste high-pressure fluid processing method Nov. 18, 2008
7442555 Ammonia gas sensor method and device Oct. 28, 2008
7435598 Catalyst testing apparatus and process Oct. 14, 2008
7435597 Assays for zero-valent transition metals in sedimentary rocks using carbon monoxide with application to oil and gas exploration Oct. 14, 2008
7433806 Band model method for modeling atmospheric propagation at arbitrarily fine spectral resolution Oct. 7, 2008
7429358 Method and apparatus for measuring gas sorption and desorption properties of materials Sep. 30, 2008
7422904 Method of operating a fixed bed reactor under predetermined hydraulic conditions Sep. 9, 2008
7416902 Method and apparatus for airborne particle sorting Aug. 26, 2008
7413713 Reaction apparatus and mixing system Aug. 19, 2008
7410558 Method and apparatus for determining a total concentration of a component in a mixture of components Aug. 12, 2008
7390673 Method and device for identifying volatile substances in solution Jun. 24, 2008
7387764 Contained oxygen analyzing apparatus and contained analyzing method Jun. 17, 2008
7381373 System and method for preparative mass spectrometry Jun. 3, 2008
7374722 System for taking a gas sample able to contain particles of suspended materials May. 20, 2008
7374942 Process and apparatus for the combinatorial production and testing of catalyst material libraries by using at least two analytical methods May. 20, 2008
7364917 Apparatus and method for detecting vaporized gas Apr. 29, 2008
7361311 System and method for the preparation of arrays of biological or other molecules Apr. 22, 2008
7341694 Ammonia sensor Mar. 11, 2008
7337616 System for sampling cryogenic liquids, and air separation unit provided with at least one such system Mar. 4, 2008
7335513 Apparatus and methods for parallel processing of multiple reaction mixtures Feb. 26, 2008
7323343 Nitrogen monoxide, nitrogen dioxide and ozone determination in air Jan. 29, 2008
7323344 Method of measuring the concentration of hydrogen and methane in nitrogen by ion mobility spectrometry Jan. 29, 2008
7319039 Aerosol-based detection of biological agents Jan. 15, 2008
7318908 Integrated nanotube sensor Jan. 15, 2008
7310992 Device for continuous real-time monitoring of ambient air Dec. 25, 2007
7306953 Detection of disease by analysis of emissions Dec. 11, 2007
7297549 Method of determining measurement bias in an emissions monitoring system Nov. 20, 2007
7287390 Optical pumping modules, polarized gas blending and dispensing systems, and automated polarized gas distribution systems and related devices and methods Oct. 30, 2007
7287391 Automated modular hyperpolarizers and related devices and methods Oct. 30, 2007
7285246 Hand-held fluid analyzer Oct. 23, 2007
7273588 Methods of sampling halosilanes for metal analytes Sep. 25, 2007
7267987 Process and assembly for simultaneously evaluating a plurality of catalysts Sep. 11, 2007
7256052 Chemical reaction and analysis system Aug. 14, 2007
7255837 Electronic device and thermal type flow meter on vehicle Aug. 14, 2007
7250138 Method and system for detecting and recording submicron sized particles Jul. 31, 2007
7247495 Mass spectrometer method and apparatus for analyzing a sample in a solution Jul. 24, 2007
7247496 Process for determining the particle size distribution of an aerosol and apparatus for carrying out such a process Jul. 24, 2007
7229593 Portable vapor diffusion coefficient meter Jun. 12, 2007
7229832 Heat activated membrane introduction apparatus and method for screening materials Jun. 12, 2007

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