Directional drilling system with integrated formation evaluation logging tool

Measurement while drilling (MWD) formation evaluation tool mounted on a drill string and disposed between a drill bit and a drill motor, the drill motor for rotating the drill bit comprises housing means having an axial opening therethrough, the housing means having first and second opposed ends wit...

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Bibliographische Detailangaben
Hauptverfasser:	NESHEIM ANDERS K, LENDE BJORN, REIMERS NILS, SOLEM SIGURD
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINE PLANTS IN GENERAL FIXED CONSTRUCTIONS HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	Measurement while drilling (MWD) formation evaluation tool mounted on a drill string and disposed between a drill bit and a drill motor, the drill motor for rotating the drill bit comprises housing means having an axial opening therethrough, the housing means having first and second opposed ends with the first end being adapted for connection to the drill bit and the second end being adapted for connection to the drill motor; at least one formation resistivity logging means being supported by the housing means; shaft means disposed within the axial housing of the housing means; the shaft means transmitting rotation from the drill motor to the drill bit, the shaft means having first and second opposed ends with the first end being adapted for connection to the drill bit and the second end being adapted for connection to the drill motor.