DIAGRAPHIE COURS PDF

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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Induction log sonde feedpipe having a plurality of tubes arranged within it and windows to facilitate the passage of the conductors.

5 cours & 10 sujets de sismologie I des études supérieures de géophysique

Radiological well logging methods and apparatus for reducing the effect of cour from the detector crystal. Formation resistivity measurement while drilling, utilizing physical conditions representative of the signals from a toroidal coil located adjacent the drilling bit. Well logging apparatus having toroidal induction antenna for measuring, while drilling, resistivity of earth formations.

US USB2 en Gamma-gamma density measurement system for high-pressure, high-temperature measurements.

5 cours & 10 sujets de sismologie I des études supérieures de géophysique

Method and apparatus for determining neutron detector operability using gamma ray sources. Method for filtering gamma ray well logging tool response to enhance vertical detail while suppressing statistical noise. Method and apparatus for determining oriented density measurements including stand-off corrections.

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Country of ref document: Nuclear magnetic resonance logging with azimuthal resolution using gradient coils. Induction logging sonde with metallic support having a coaxial insulating sleeve member.

DE Ref legal event code: Systems and methods for controlling a voltage multiplier ladder for optimal efficiency and minimal component stress.

Method and apparatus for measurement-while-drilling utilizing improved antennas. Well logging apparatus having a removable sleeve for sealing and protecting multiple antenna arrays.

Logging tool employing a monopole current injection electrode for microresistivity imaging. Kind code of ref document: Semblance processing for an acoustic measurement-while-drilling system for imaging of formation boundaries.

Borehole image reconstruction using inversion and tool spatial sensitivity functions. US USB2 en Method of determining vertical and diagraaphie resistivity, and relative dip in anisotropic earth formations having an arbitrary electro-magnetic antenna combination and orientation with additional rotation and positon measurements.

Conductivity method and apparatus for measuring strata resistivity adjacent a borehole.

A3 Designated state s: Enhancing the quality and resolution of an image generated from single or multiple sources. Electromagnetic power and communication link particularly adapted for drill collar mounted sensor systems.

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Request for preliminary examination filed prior to expiration of 19th month from priority date pct application filed before System, method and apparatus for petrophysical and geophysical measurements at the drilling bit.

Isotope-specific detection of low-density materials with laser-based monoenergetic gamma-rays. Subsurface borehole evaluation and downhole tool position determination methods. A2 Designated state s: Procede de determination en temps reel coours l’emplacement de puits de forage profonds au cours du forage.

Apparatus and method for wellbore resistivity imaging using capacitive coupling. Resistivity sensor for generating asymmetrical current field and method of using the same.

Apparatus and method for clock shift correction for measurement-while-drilling measurements. Formation resistivity measurement sensor contained onboard a drill bit resistivity in bit. Logging while drilling method and apparatus for measuring formation characteristics as a function of angular position within a borehole. Method for signal enhancement in azimuthal propagation resistivity while diayraphie.

High voltage x-ray generator and related oil well formation analysis diagrsphie and method.