- 行业: Education; Oil & gas
- Number of terms: 4495
- Number of blossaries: 0
- Company Profile:
The Petroleum Extension Service (PETEX) is a unit of the Division of Continuing Education at The University of Texas at Austin and has been training companies and individuals since 1944.
to dismantle a drilling rig and auxiliary equipment following the completion of drilling operations. Also called tear down.
Industry:Oil & gas
a slurry of cement and water and sometimes one or more additives that affect either the density of the mixture or its setting time. The cement used may be high early strength, common (standard), or slow setting. Additives include accelerators (such as calcium chloride), retarders (such as gypsum), weighting materials (such as barium sulfate), lightweight additives (such as bentonite), or a variety of lost circulation materials.
Industry:Oil & gas
1. the mechanism on an engine through which air and sometimes fuel are admitted to the cylinder. 2. on a mud pump, the valve that opens to allow mud to be drawn into the pump by the pistons moving in the liners.
Industry:Oil & gas
the area immediately around the rotary table and extending to each corner of the derrick or mast—that is, the area immediately above the substructure on which the rotary table, and so forth rest.
Industry:Oil & gas
1. a portion of cement placed at some point in the wellbore to seal it. 2. a wiper plug. See cementing.
Industry:Oil & gas
the string of casing set in a well after the surface casing but before production casing is set to keep the hole from caving and to seal off formations. In deep wells, one or more intermediate strings may be required.
Industry:Oil & gas
to prepare the drilling rig for making hole, for example, to install tools and machinery before drilling is started.
Industry:Oil & gas
a high-pressure pump used to force cement down the casing and into the annular space between the casing and the wall of the borehole.
Industry:Oil & gas
a fishing tool containing metal-cutting knives that is lowered into the inside of a length of pipe stuck in the hole to cut the pipe. The severed portion of the pipe can then be returned to the surface. Compare external cutter.
Industry:Oil & gas
a ram device used to close the annular space around the polished rod or sucker rod in a pumping well.
Industry:Oil & gas
