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  2. Well drilling - Wikipedia

    en.wikipedia.org/wiki/Well_drilling

    Well drilling can be done either manually or mechanically and the nature of required equipment varies from extremely simple and cheap to very sophisticated. Managed Pressure Drilling (MPD) is defined by the International Association of Drilling Contractors (IADC) as “an adaptive drilling process used to more precisely control the annular ...

  3. List of components of oil drilling rigs - Wikipedia

    en.wikipedia.org/wiki/List_of_components_of_oil...

    Drill bit (#26) is a device attached to the end of the drill string that breaks apart the rock being drilled. It contains jets through which the drilling fluid exits. Drill floor (#21) is the area on the rig where the tools are located to make the connections of the drill pipe, bottom hole assembly, tools and bit. It is considered the main area ...

  4. Drilling engineering - Wikipedia

    en.wikipedia.org/wiki/Drilling_engineering

    The planning phases involved in drilling an oil or gas well typically involve estimating the value of sought reserves, estimating the costs to access reserves, acquiring property by a mineral lease, a geological survey, a well bore plan, and a layout of the type of equipment required to reach the depth of the well. Drilling engineers are in ...

  5. List of abbreviations in oil and gas exploration and production

    en.wikipedia.org/wiki/List_of_abbreviations_in...

    WEG – wireline entry guide; WELDA – well data report; WELP – well log plot; WEQL – well equipment layout; WESTR – well status record; WESUR – well summary report; WF – water flood(ing) WFAC – waveform acoustic log; WGEO – well geophone report; WGFM – wet gas flow meter; WGR – water gas ratio; WGUNT – water gun test; Wh ...

  6. Completion (oil and gas wells) - Wikipedia

    en.wikipedia.org/wiki/Completion_(oil_and_gas_wells)

    Gas lift well: gas is fed into valves installed in mandrels in the tubing strip. The hydrostatic head is lowered and the fluid is gas lifted to the surface. Single-well alternate completions: in this instance there is a well with two zones. In order to produce from both the zones are isolated with packers.

  7. Rushmore Reviews - Wikipedia

    en.wikipedia.org/wiki/Rushmore_Reviews

    Amongst the collection of tools, the Rushmore Drilling Index and Rushmore Drilling Index & Estimated Drilling Days, both designed and owned by the company, are particularly noteworthy. Designed as objective tools for well planning, they index the difficulty and indicate the amount of time a planned well is likely to take to drill to target depth.

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  9. Drilling rig - Wikipedia

    en.wikipedia.org/wiki/Drilling_rig

    Drilling the Bakken Formation in the Williston Basin Large hole drilling rig for blast-hole drilling. A drilling rig is an integrated system that drills wells, such as oil or water wells, or holes for piling and other construction purposes, into the earth's subsurface.