L’invention concerne un procédé et un dispositif de diagraphie en cours de forage permettant d’obtenir des informations concernant une formation. Le dispositif. Title, Cours de diagraphies instantanées: par R. Desbrandes Author, Robert Desbrandes. Editor, École nationale supérieure du pétrole et des moteurs a. L’invention concerne un procédé et un dispositif de diagraphie en cours de forage permettant d’obtenir des informations concernant une.
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High voltage x-ray generator and related oil well formation analysis apparatus and method.
Measurement-while-drilling acoustic system employing multiple, segmented transmitters and receivers. A2 Designated state s: Apparatus and method for microresistivity imaging in nonconductive drilling fluid. Time and depth correction of MWD and wireline measurements using correlation of surface and downhole measurements.
LWD resistivity device with inner transmitters and outer receivers, and azimuthal sensitivity. Measurement-while-drilling assembly using real-time toolface oriented measurements. US USB2 en Method and apparatus for well logging to obtain high-resolution seismic images cors geological formations surrounding horizontal well bores. Method diahraphie correcting density measurements that are affected by natural and neutron-induced gamma radiation.
5 cours & 10 sujets de sismologie I des études supérieures de géophysique
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Cours de diagraphies instantanées: par R. Desbrandes – Robert Desbrandes – Google Books
Method and apparatus for directional measurement of subsurface electrical properties. Request for preliminary examination filed prior to expiration of 19th month from priority date pct application filed before Multifrequency dielectric logging tool including antenna system responsive to invaded rock formations. Nuclear magnetic resonance logging with azimuthal resolution using gradient coils. Neutron burst timing method and system for multiple measurement pulsed neutron formation evaluation.
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A3 Designated state s: Resistivity sensor for generating asymmetrical current field and method of using the same.