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Class Information
Number: 422/89
Name: Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing > Analyzer, structured indicator, or manipulative laboratory device > Means for analyzing gas sample > Including means for adsorbing or absorbing gas into or onto liquid or solid media > Gas chromatography
Description: Apparatus wherein the analytical device is a gas chromatos:graphic system.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623946 |
System and method that will synchronize data acquisition and modulation in a comprehensive two (multi) dimensional chromatography (separation) system to enable quantitative data analysis |
Nov. 24, 2009 |
| 7601543 |
Method of modulating a second carrier for partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography |
Oct. 13, 2009 |
| 7569149 |
Ionic liquids as solvents in headspace gas chromatography |
Aug. 4, 2009 |
| 7559226 |
Radiant thermal energy absorbing analytical column |
Jul. 14, 2009 |
| 7534404 |
Methods of operating surface reactors and reactors employing such methods |
May. 19, 2009 |
| 7530258 |
Method for the preparation of samples for an analyzer and sample preparation station therefor |
May. 12, 2009 |
| 7507586 |
Partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography with multiple modulation periods |
Mar. 24, 2009 |
| 7493795 |
Gas detection method and gas detection apparatus |
Feb. 24, 2009 |
| 7419831 |
Method and apparatus for determination of water and for normal phase liquid chromatography |
Sep. 2, 2008 |
| 7412872 |
Process for screening outgas emissions in semiconductor processing |
Aug. 19, 2008 |
| 7409850 |
Systems and methods for maximizing heat transfer efficiency to and minimizing thermal gradients in an analytic column |
Aug. 12, 2008 |
| 7383718 |
Single stage flow modulator for performing comprehensive chromatography |
Jun. 10, 2008 |
| 7377150 |
Analyzer |
May. 27, 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 |
| 7363801 |
Gas chromatograph sample injector |
Apr. 29, 2008 |
| 7360394 |
Multi-purpose modular pyrolysis and thermal processing system for chemical and biological threat agent detection |
Apr. 22, 2008 |
| 7354552 |
Gas chromatograph with flame ionisation detector for parallel hydrocarbon analysis |
Apr. 8, 2008 |
| 7343779 |
High performance, hand-held gas chromatograph, method and system |
Mar. 18, 2008 |
| 7305866 |
Mass spectrometry |
Dec. 11, 2007 |
| 7297549 |
Method of determining measurement bias in an emissions monitoring system |
Nov. 20, 2007 |
| 7281408 |
Parallel gas chromatograph with microdetector array |
Oct. 16, 2007 |
| 7269994 |
Chromatograph/mass spectrometer |
Sep. 18, 2007 |
| 7270716 |
Method of selecting contact lens and/or care system therefor |
Sep. 18, 2007 |
| 7267796 |
Preparative liquid chromatograph using plural detectors |
Sep. 11, 2007 |
| 7255834 |
Method and devices for improving the dynamic flash combustion reaction connected with gas chromatography for the elemental analysis of C H N S O |
Aug. 14, 2007 |
| 7237430 |
Method and apparatus for enhanced detection of a specie using a gas chromatograph |
Jul. 3, 2007 |
| 7204125 |
Pressure activated sampling system |
Apr. 17, 2007 |
| 7201874 |
System for automatically extracting and analyzing residual solvents in material samples |
Apr. 10, 2007 |
| 7172730 |
Thermal sensor |
Feb. 6, 2007 |
| 7157055 |
Apparatus for sample handling for an injection system of a chromatograph |
Jan. 2, 2007 |
| 7153582 |
Hyperbranched chemoselective silicon-based polymers for chemical sensor applications |
Dec. 26, 2006 |
| 7141211 |
System for determining total sulfur content |
Nov. 28, 2006 |
| 7091044 |
Partial modulation via pulsed flow modulator for comprehensive two-dimensional liquid or gas chromatography |
Aug. 15, 2006 |
| 7061388 |
Chemical, biological, radiological, and nuclear weapon detection system comprising array of spatially-disparate sensors and surveillance equipment |
Jun. 13, 2006 |
| 7018845 |
Method for staged oxidation for enhanced nitrogen and sulfur detection |
Mar. 28, 2006 |
| 7013707 |
Method and apparatus for enhanced detection of a specie using a gas chromatograph |
Mar. 21, 2006 |
| 6932941 |
Method and apparatus for improved gas detection |
Aug. 23, 2005 |
| 6928858 |
Apparatus and method for thermal conductivity detection in gas chomatography equipment |
Aug. 16, 2005 |
| 6929780 |
Vaporizer tube for vaporizing liquid samples in capillary gas chromatography |
Aug. 16, 2005 |
| 6920777 |
Intake cross-sheets for gas chromatographic oven |
Jul. 26, 2005 |
| 6907768 |
Device for coupling a microchromatograph with a mass spectrometer and analysis device |
Jun. 21, 2005 |
| 6895801 |
Pressure activated sampling system |
May. 24, 2005 |
| 6838288 |
Modulator for gas chromatography |
Jan. 4, 2005 |
| 6834531 |
Gas chromatograph modular auxiliary oven assembly and method for analyzing a refinery gas |
Dec. 28, 2004 |
| 6736000 |
Stable glow discharge detector |
May. 18, 2004 |
| 6706535 |
Pulsed carrier gas flow modulation for selectivity enhancements with gas chromatography using series-coupled column ensembles |
Mar. 16, 2004 |
| 6706534 |
Pulsed carrier gas flow modulation for selectivity enhancements with gas chroma tography using series-coupled ensembles |
Mar. 16, 2004 |
| 6702989 |
Pulsed carrier gas flow modulation for selectivity enhancements with gas chromatography using series-coupled column ensembles |
Mar. 9, 2004 |
| 6682699 |
Reduced power consumption gas chromatograph system |
Jan. 27, 2004 |
| 6662626 |
Assembly for desorbing sampling tubes; adapter and sampling tubes for such an assembly; and kit of parts for forming such an assembly |
Dec. 16, 2003 |
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