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Zone news and technical articles from Oil & Gas Journal. Search Zone latest and archived news and articles


    Magazine Articles

    Mon, 29 Mar 1993

    steam into the upper oil zones of a Morichal field well ..... steam had entered thief zone intervals lower in the well ..... from the newly stimulated zones . Lagoven said flowmeter ..... diverted into the upper pay zone . In this test, the surfactant

  2. Nigeria: Ebendo field well finds numerous oil zones

    Online Articles

    Mon, 20 Aug 2012

    64-in. choke from a second zone at the EB-4 well in Ebendo ..... Delta in Nigeria. The second zone tested, Level XIX, was the well ..... primary target and is also the zone producing 2,100 b/d in ..... thicknesses of 21-110 ft. The eight zones were in addition to Level XIX


    Magazine Articles

    Mon, 18 Jan 1999

    in southern Sumatra. On test, the Suban 2 well flowed at a cumulative rate of 43 MMcfd from two gas-bearing zones . The upper zone flowed 28 MMcfd of gas and 219 b/d of condensate through a 48/64-in. choke with 2,660 psi flowing tubing

  4. Several zones yield oil at Neuquen find

    Online Articles

    Tue, 6 Dec 2005

    The 1002 well found oil in a new pay in Zone 2 of the Cretaceous Quintuco formation ..... is deferring tests of the three Quintuco zones in the 1003 well to avoid compromising the ..... the 1005 well encountered two interesting zones with encouraging oil shows in the Quintuco

  5. New South Wales sets up coal seam gas exclusion zones

    Online Articles

    Fri, 22 Feb 2013

    Wales plans to establish 2-km exclusion zones around towns in the state with populations ..... from residential areas. The exclusion zone will cover future expansion of residential ..... Energy reacted to news of the exclusion zone by saying the ban would only exacerbate

  6. ERCOT adds new pricing zone ; design similar to California

    Online Articles

    Mon, 28 Jan 2002

    ERCOT) created the Houston zone to discourage congestion on ..... power is scheduled between zones causing congestion, ERCOT ..... ERCOT originally planned three zones . Zones encourage power generated in a zone to be consumed there, thus

  7. Heritage finds oil-bearing zones in Ugandan well

    Online Articles

    Tue, 16 Jan 2007

    Heritage Oil has found oil-bearing zones totaling 40 m in its Kingfisher-1A sidetrack ..... 991 sq km. The company will test the zones when it finishes drilling the well, which ..... Lake Albert. Last November, the upper zone of the Kingfisher-1 well tested at a

  8. Toreador tests second zone in Black Sea well

    Online Articles

    Thu, 4 Jan 2007

    Sea Akcakoca-3 well's shallowest zone flowed 20 MMcfd on test at 1,360 psi ..... involves seven Eocene Kusuri formation zones . The recent test flow was from 82 ft ..... zones . Last month a test of the deepest zone flowed at 18 MMcfd (OGJ Online, Dec

  9. Three zones yield 2,812 b/d at Kenya onshore discovery

    Online Articles

    Thu, 21 Feb 2013

    from three good quality reservoir sand zones in the Auwerwer formation at the Twiga ..... northwestern Kenya. Combined rate from the three zones is 2,812 b/d of oil, but the rate would ..... Online, Feb. 13, 2013 ). At least four zones are to be tested at the companies’ other

  10. TECHNOLOGY Computer program predicts fluid loss to thief zones

    Magazine Articles

    Mon, 14 Aug 1995

    a high-permeability formation (thief zone ). Loss of circulation can be a serious ..... the bit reaches the bottom of the thief zone and decreases thereafter. The difference ..... penetration (ROP), thickness of the thief zone , and the current depth of the well bottom

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