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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Formation resistivity measurement while drilling, utilizing physical conditions representative of the signals from a toroidal coil located adjacent the drilling bit. Method of sonic logging while drilling a borehole traversing an earth formation. Subsurface diagrapnie evaluation and downhole tool position determination methods.

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

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Method of and apparatus idagraphie sonic logging while drilling a borehole traversing an earth formation.

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Cours de diagraphies instantanées: par R. Desbrandes – Robert Desbrandes – Google Books

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EP EPB1 fr Formation resistivity measurement sensor contained onboard a drill bit resistivity in bit. Apparatus and method for determining the resitivity of underground formations surrounding a borehole. Induction logging sonde with metallic support having a coaxial insulating sleeve member. Borehole investigating methods and apparatus including the detection of a cased borehole from another nearby borehole.

Method and apparatus for ascertaining a characteristic of a geological formation. US USB2 en A2 Designated state s: Outil de mise en image de boue a diagrapnie d’huiles qui mesure la phase et l’amplitude de diagrapphie.