{
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  "LayerName" : "Wellbore - History",
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    "wlbNpdidWellbore" : 257,
    "wlbName" : "2/4-19 B",
    "wlbHistory" : "\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cb\u003e\u003cspan lang=EN-GB\u003eGeneral\u003c/span\u003e\u003c/b\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eWell 2/4-19 B was drilled on the Ekofisk\r\nField in the Southern North Sea.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cb\u003e\u003cspan lang=EN-GB\u003eOperations and results\u003c/span\u003e\u003c/b\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eWell 2/4-19 B was drilled from the Jacket\r\n12 legs installation Ekofisk B. It was spudded on 16 December 1975 and drilled\r\nto TD at 4605 m in Jurassic age sediments. The hole was lost below 3926 m (the\r\n7" casing shoe, in Early Cretaceous) after logging.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eThe well penetrated top Jurassic at 4061\r\nm. The whole of the Jurassic section penetrated was mainly claystone, shale and\r\nlimestone. Four cores were cut: core 1 from 2974 to 2992.5 m, core 2 from\r\n3102.7 to 3113.8 m, and cores 3 and 4 from 3144.3 m to 3159.7 m. No wire line\r\nfluid samples were taken.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eThe well was plugged back to 3449 m and\r\nre-classed to development well. It was permanently abandoned 15 March 1976.\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cb\u003e\u003cspan lang=EN-GB\u003eTesting\u003c/span\u003e\u003c/b\u003e\u003cspan lang=EN-GB\u003e \u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003eThe well was tested from perforations at\r\n3006.5 m to 3009.6 m in the Danian Ekofisk Formation. Bottom hole samples were\r\ntaken, but no flow measurements were conducted. The DST temperature was 110 deg\r\nC, measured at 2840.7 m\u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003e \u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003e \u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003cp class=MsoBodyText\u003e\u003cspan lang=EN-GB\u003e \u003c/span\u003e\u003c/p\u003e\r\n\r\n\u003e\r\n\r\n",
    "wlbHistoryDateUpdated" : "2026-02-24T00:00:00"
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}