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Class Information
Number: 376/165
Name: Induced nuclear reactions: processes, systems, and elements > Nuclear transmutation (e.g., by means of particle or wave energy) > By neutron bombardment > Neutron activation analysis > Subterranean > Specific nuclides > Hydrogen, chlorine
Description: Subject matter wherein the recited nucleus is either hydrogen or chlorine.










Patents under this class:

Patent Number Title Of Patent Date Issued
7430479 System and method for analyzing content data Sep. 30, 2008
6825459 Dual compensated chlorine logging tool Nov. 30, 2004
5098640 Apparatus and method for detecting contraband using fast neutron activation Mar. 24, 1992
5076993 Contraband detection system using direct imaging pulsed fast neutrons Dec. 31, 1991
4810459 Method and apparatus for determining true formation porosity from measurement-while-drilling neutron porosity measurement devices Mar. 7, 1989
4795903 Analysis of fluids Jan. 3, 1989
4746801 Method and apparatus for differentiating low porosity limestones from high porosity gas sands May. 24, 1988
4365154 Detection of impurities in a fluid containing free gas using nuclear techniques Dec. 21, 1982
4239965 Method and apparatus for neutron induced gamma ray logging for direct porosity identification Dec. 16, 1980
4078174 Neutron borehole logging correction technique Mar. 7, 1978
4066892 Coal logging system Jan. 3, 1978
4008392 Method for determining fluid type and lithology of subterranean formations Feb. 15, 1977
4002903 Simultaneous thermal neutron decay time and shale compensated chlorine log system Jan. 11, 1977
3988581 Radioactive well logging system with shale (boron) compensation by gamma ray build-up Oct. 26, 1976
3939343 Pulsed neutron logging system for inelastic scattering gamma rays with gain compensation Feb. 17, 1976











 
 
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