Water injection profiling

Water injection profiling by nuclear logging

Water mapping using surface nmr

Water saturation and sand fraction determination from...

Wave analysis using phase velocity processing

Wave-energy imaging technique

Wavefield extrapolation modeling for internal multiple...

Waveform display in colour

Wavelet standardization

Weight dropping technique for shear wave generation

Weighted backus filter method of combining dual sensor traces

Well casing detector system and method

Well fluid production profiling using an oxygen activation...

Well instrument positioning device

Well log correlation

Well log normalization

Well logging apparatus and method

Well logging apparatus and method with borehole compensation

Well logging apparatus for obtaining azimuthally sensitive...

Well logging apparatus with gadolinium optical interface