Measurement of flowing water salinity within or behind wellbore

Measuring of gamma-ray energy due to inelastic neutron scatterin

Measuring of gamma-ray energy due to thermal neutron capture of

Measuring oil and water cuts in a multiphase flowstream with eli

Method and apparatus for borehole correction in capture gamma ra

Method and apparatus for collection and analysis of mercury in t

Method and apparatus for detecting a fluorescent area on a sheet

Method and apparatus for determining borehole and formation cons

Method and apparatus for determining partitioning of borehole an

Method and apparatus for determining the physical characteristic

Method and apparatus for determining the respective contribution

Method and apparatus for differentiating low porosity limestones

Method and apparatus for displaying the internal structure of an

Method and apparatus for identifying vanadium in earth formation

Method and apparatus for induced gamma ray logging

Method and apparatus for measuring incombustible content of coal

Method and apparatus for measuring subsurface characteristics us

Method and apparatus for measuring the thickness of a non-metall

Method and apparatus for neutron induced gamma ray logging for d

Method and apparatus for neutron induced gamma ray logging for d