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Class Information
Number: 73/19.09
Name: Measuring and testing > Gas content of a liquid or a solid > Of mud
Description: Subject matter wherein the substance whose gas content is being determined is a mixture of soil with a liquid.










Patents under this class:

Patent Number Title Of Patent Date Issued
8156786 Method of testing a soil specimen Apr. 17, 2012
8011238 Method for correcting the measured concentrations of gas components in drilling mud Sep. 6, 2011
7957903 Gas trap for sampling fluid from a well Jun. 7, 2011
7844400 System for sampling fluid from a well with a gas trap Nov. 30, 2010
7794527 Variable position gas trap Sep. 14, 2010
7779667 Device for extracting at least one gas contained in a drilling mud and associated analysis assembly Aug. 24, 2010
7752906 Downhole measurement of formation characteristics while drilling Jul. 13, 2010
7458257 Downhole measurement of formation characteristics while drilling Dec. 2, 2008
7421881 Method and system for degassing a fluid Sep. 9, 2008
7395691 Method and apparatus for determining gas content of subsurface fluids for oil and gas exploration Jul. 8, 2008
6938458 Acoustic doppler downhole fluid flow measurement Sep. 6, 2005
6666067 Visual gas show identification method Dec. 23, 2003
6389878 Gas trap for drilling mud May. 21, 2002
6374668 Gas analyzer Apr. 23, 2002
6286375 Apparatus for facilitating headspace sampling Sep. 11, 2001
6276190 Differential total-gas determination while drilling Aug. 21, 2001
5447052 Microwave hydrocarbon gas extraction system Sep. 5, 1995
5115666 Method of detecting halogen gas in a liquid May. 26, 1992
4887464 Measurement system and method for quantitatively determining the concentrations of a plurality of gases in drilling mud Dec. 19, 1989
4786804 Means for measuring radon gas in the soil Nov. 22, 1988
4573354 Apparatus and method for geochemical prospecting Mar. 4, 1986
4565086 Method and apparatus for detecting entrained gases in fluids Jan. 21, 1986
4546640 Positive air gas detector Oct. 15, 1985
4250142 Volatile hydrocarbon detector apparatus Feb. 10, 1981
4215567 Method and apparatus for testing a production stream Aug. 5, 1980
4201082 Process and equipment for determining the density of a loaded drilling fluid from a deep well, in particular an oil well May. 6, 1980
4130010 Bubble detector Dec. 19, 1978
3943750 Probe collector for subterranean gases Mar. 16, 1976
3937060 Mud gas content sampling device Feb. 10, 1976











 
 
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