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  2. Natural gas and petroleum in Bangladesh - Wikipedia

    en.wikipedia.org/wiki/Natural_gas_and_petroleum...

    Petrobangla is the principal energy company in Bangladesh. Its subsidiary, the Bangladesh Petroleum Exploration Company (BAPEX), is responsible for exploration activities. International oil companies must sell natural gas to Petrobangla at a government-determined price and are restricted in their ability to sell natural gas to customers ...

  3. Drilling rig - Wikipedia

    en.wikipedia.org/wiki/Drilling_rig

    An automated drill rig (ADR) is an automated full-sized walking land-based drill rig that drills long lateral sections in horizontal wells for the oil and gas industry. [8] ADRs are agile rigs that can move from pad to pad to new well sites faster than other full-sized drilling rigs. Each rig costs about $25 million.

  4. 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 ...

  5. Drillship - Wikipedia

    en.wikipedia.org/wiki/Drillship

    Drillships have the functional ability of semi-submersible drilling rigs and also have a few unique features that separate them from all others, first being the ship-shaped design. [6] A drillship has greater mobility and can move quickly under its own propulsion from drill site to drill site in contrast to semi-submersibles and jackup barges ...

  6. Offshore drilling - Wikipedia

    en.wikipedia.org/wiki/Offshore_drilling

    Offshore drilling rig, c. 1968. The first semi-submersible resulted from an unexpected observation in 1961. [12] Blue Water Drilling Company owned and operated the four-column submersible Blue Water Rig No.1 in the Gulf of Mexico for Shell Oil Company. As the pontoons were not sufficiently buoyant to support the weight of the rig and its ...

  7. Schramm Inc. - Wikipedia

    en.wikipedia.org/wiki/Schramm_Inc.

    The company was founded in 1900 by Chris Schramm. It originally manufactured portable air compressors, before switching to rotary drilling rigs in the 1950s.Dick Schramm, who began working for the family business as a manufacturing engineer in 1961, worked his way up the ranks to become President of the company in 1985. [6]

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