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  2. Directional boring - Wikipedia

    en.wikipedia.org/wiki/Directional_boring

    Directional boring, also referred to as horizontal directional drilling (HDD), is a minimal impact trenchless method of installing underground utilities such as pipe, conduit, or cables in a relatively shallow arc or radius along a prescribed underground path using a surface-launched drilling rig. Directional boring offers significant ...

  3. Ditch Witch - Wikipedia

    en.wikipedia.org/wiki/Ditch_Witch

    The company is a source for trenchers, vibratory plows, horizontal directional drilling systems, drill pipe, downhole tools, vacuum excavation systems, fluid management systems, and mini skid steers. Because of its extensive experience in construction of subterranean structures and systems, CMW and Ditch Witch have been called, "The Underground ...

  4. Michels Corporation - Wikipedia

    en.wikipedia.org/wiki/Michels_Corporation

    In 1988, Michels became a pioneer in trenchless construction by mastering the new technology of horizontal directional drilling. To this day, Michels is an award-winner and record-holder in many techniques used for the trenchless installation and rehabilitation of utility lines. [2]

  5. Trenchless technology - Wikipedia

    en.wikipedia.org/wiki/Trenchless_technology

    Trenchless construction includes such construction methods as tunneling, microtunneling (MTM), horizontal directional drilling (HDD) also known as directional boring, pipe ramming (PR), pipe jacking (PJ), moling, horizontal auger boring (HAB) and other methods for the installation of pipelines and cables below the ground with minimal excavation.

  6. Layne Christensen Company - Wikipedia

    en.wikipedia.org/wiki/Layne_Christensen_Company

    On August 15, Geotech uses a Schramm Inc. 685W and two diamond rigs (CS 3001 and CS 4002) for the first drilling stage. Then on August 26, Geotech works to ensure that the 5 + 1 ⁄ 2-inch 6C pilot hole is drilling to reach the underground workshop. After five days of constant drilling, the third attempt succeeds.

  7. Goldens' Foundry - Wikipedia

    en.wikipedia.org/wiki/Goldens'_Foundry

    Goldens' Foundry began operations in Columbus, Georgia in 1882 as Goldens' Brothers, founded by 32-year-old Theodore Earnest "Theo" Golden and 24-year-old John Poitevent "Porter" Golden. At the beginning of 1889, Goldens' Brothers was incorporated, with the financial support of Abraham Illges, and renamed Goldens' Foundry and Machine Company.

  8. Measurement while drilling - Wikipedia

    en.wikipedia.org/wiki/Measurement_while_drilling

    The primary use of real-time surveys is in directional drilling. For the directional driller to steer the well towards a target zone, he must know where the well is going, and what the effects of his steering efforts are. [citation needed] MWD tools also generally provide toolface measurements to aid in directional drilling using downhole mud ...

  9. Shale gas in the United States - Wikipedia

    en.wikipedia.org/wiki/Shale_gas_in_the_United_States

    US shale gas basins, 2011. Shale gas in the United States is an available source of unconventional natural gas.Led by new applications of hydraulic fracturing technology and horizontal drilling, development of new sources of shale gas has offset declines in production from conventional gas reservoirs, and has led to major increases in reserves of U.S. natural gas.