drill collar
1drill collar — drill collar, a joint of hollow steel pipe fastening the drill pipe to the bit …
2Drill bushing — A drill bushing, also known as a jig bushing,[1] is a tool used in metalworking jigs to guide cutting tools, most commonly drill bits. Other tools that are commonly used in a drill bushing include counterbores, countersinks, and reamers. They are …
3Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …
4stop drill — noun : a drill with a collar on its shank to limit the depth of penetration …
5List of oil field acronyms — Contents 1 # 2 A 3 B 4 C …
6Measurement while drilling — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · …
7Oil well control — is the management of the dangerous effects caused by unexpected high pressures upon surface equipment of oil or gas drilling rigs. Technically, oil well control involves preventing Formation fluid, usually referred to as kick, from entering into… …
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