An interactive method and apparatus for locating and...

An optical fibre sensor element

An rfid tag

Analysis of downhole formation fluid contaminated by...

Analysis of nuclear magnetic relaxation times

Analysis of time-series data using singularities

Analysis utilizing neutron irradiation

Analytical equipment for zone assays of the content of...

Anisotropic depth velocity model estimation above the...

Anisotropic parameter determination

Anisotropy measurement while drilling

Anomaly detector system

Antenna core material for use in mwd resistivity...

Antenna cutout in a downhole tubular

Antenna structures for electromagnetic well logging tools

Antenna, tag communication apparatus, tag communication...

Anti-aliasing of spatial frequencies by geophone and source...

Anti-symmetrized electromagnetic measurements

Antibounce device for a solid hitting a target element

Antitheft label