Lithology determination from the calcium and magnesium activatio
Log-inject-log in sand consolidation
Logging apparatus and method
Logging apparatus and method for determining absolute elemental
Logging device having bimetallic insulating flask
Logging method and apparatus for correcting natural gamma ray me
Logging method and apparatus using a pad to measure density
Logging subsurface formations for porosity
Logging technique for assaying for uranium in earth formations
Logging tool for measuring the macroscopic thermal neutron captu
Logging tool with a parasitic radiation shield and method of...
Logging tool with response invariant to changes in borehole...
Logging type subsidence detector
Long life oil well logging assembly
Low-cost but accurate radioactive logging for determining gas sa
Low-cost but accurate radioactive logging for determining water
Low-noise method for performing downhole well logging using gamm
Lutetium orthosilicate single crystal scintillator detector