Tag: drilling

Measurement While Drilling MWD

The use of measurement and logging while drilling has matured a great deal in the last 10 years. The use of these tools that have been developed for the oil and gas industry for use in primarily sedimentary depositional environments

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Directional Drilling Glossary

The glossary of terms used in directional drilling has been developed by the API Subcommittee on Controlled Deviation Drilling under the jurisdiction of the American Petroleum Institute Production Department’s Executive Committee on Drilling and Production Practice. The most frequently used

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Drilling Fluids

Drilling Fluid Definitions and General Functions Results of research has shown that penetration rate and its response to weight on bit and rotary speed is highly dependent on the hydraulic horsepower reaching the formation at the bit. Because the drilling

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Offshore Drilling Rigs

The sequence of operations is as follows when a land well is drilled: - Prepare location before rig arrives. - Dig cellar. - Install conductor pipe. - Prepare support pad for rig, camp, etc - Build roads, fencing, dig pits.

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Life of an Oil or Gas Field

by Abass Radhi Abbas The Exploration and Production Lifecycle There are five stages in the exploration and production ‘lifecycle’. These stages step through how hydrocarbons are discovered to what happens after an oil or gas field is decommissioned. Each stage

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HSE in Drilling

An effective HSE program is characterized by no injury to people, no loss of property, and no harm to the environment. Great HSE performance is anindication of great leadership. It is much more than statistics, although measurements are necessary to

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Well Pressure Control

Basically all formations penetrated during drilling are porous and permeable to some degree. Fluids contained in pore spaces are under pressure that is overbalanced by the drilling fluid pressure in the well bore. The borehole pressure is equal to the

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Drilling Pipe

The major portion of drill string is composed of drill pipe. Drill pipe consists of three components: a tube with a pin tool joint welded to one end and a box tool joint welded to the other. Before the

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