Gamma-gamma density logging method

Gamma-ray measuring method for determining an interface between

Gas hold up tool for use in cased well boreholes

Geochemical and geophysical exploration

Geological tomography using cosmic rays

Geometrically optimized fast neutron detector

Geophysical and geochemical exploration

Geophysical survey system

Georadiological surveying for oil and gas and subsurface structu

Graded shaped spatial resolution nuclear detectors

Ground radon flux sampling device

Hermetically sealed packaging and neutron shielding for...

High pressure well radioisotope injection system

High resolution gamma measurements and imaging

High resolution geologic sample scanning apparatus and process o

High temperature downhole tool

High temperature scintillator

High-flow rate, low-noise, gas sampling apparatus and...

High-temperature well logging instrument with plastic scintillat

Hydrocarbon detection utilizing neutron borehole measurements