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  2. Gas lift - Wikipedia

    en.wikipedia.org/wiki/Gas_lift

    The gas-lift mandrel is a device installed in the tubing string of a gas-lift well onto which or into which a gas-lift valve is fitted. There are two common types of mandrels. In a conventional gas-lift mandrel, a gas-lift valve is installed as the tubing is placed in the well. Thus, to replace or repair the valve, the tubing string must be pulled.

  3. Airlift pump - Wikipedia

    en.wikipedia.org/wiki/Airlift_pump

    4.3 Design improvements. 5 See also. 6 References. ... Download as PDF; Printable version; ... Gas lift – Raising a fluid by introducing bubbles of gas into the ...

  4. Petroleum production engineering - Wikipedia

    en.wikipedia.org/wiki/Petroleum_production...

    Petroleum production engineers design and select subsurface equipment to produce oil and gas well fluids. [1] They often are degreed as petroleum engineers, although they may come from other technical disciplines (e.g., mechanical engineering, chemical engineering, physicist) and subsequently be trained by an oil and gas company.

  5. Dry gas seal - Wikipedia

    en.wikipedia.org/wiki/Dry_gas_seal

    The original patent was for Kaydon's "Tapered Ramp" lift geometry, a constant diameter / variable depth dynamic lift design. From that first dry gas seal ever manufactured for a centrifugal compressor in 1951, Kaydon Ring & Seal has been instrumental in developing the dry gas seal into one of the most reliable and maintenance free sealing ...

  6. Annulus (well) - Wikipedia

    en.wikipedia.org/wiki/Annulus_(well)

    The 'A' annulus can serve a number of crucial tasks, including gas lift and well kills. A normal well will also have a 'B' and frequently a 'C' annulus, between the different casing strings. A normal well will also have a 'B' and frequently a 'C' annulus, between the different casing strings.

  7. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. Well integrity - Wikipedia

    en.wikipedia.org/wiki/Well_integrity

    Well integrity, in regard to oil wells, is defined by NORSOK D-010 [1] as the "“Application of technical, operational and organizational solutions to reduce risk of uncontrolled release of formation fluids throughout the life cycle of a well”.

  9. Dying To Be Free - The Huffington Post

    projects.huffingtonpost.com/dying-to-be-free...

    The last image we have of Patrick Cagey is of his first moments as a free man. He has just walked out of a 30-day drug treatment center in Georgetown, Kentucky, dressed in gym clothes and carrying a Nike duffel bag. The moment reminds his father of Patrick’s graduation from college, and he takes a picture of his son with his cell phone.