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    <subfield code="a">High-productivity horizontal gravel packs</subfield>
    <subfield code="b">To increase productivity and reduce cost and complexity, horizontal wells ofthen are completed without casing across pay intervals. Stand-alone screens have been used in openholes, but increasingly, operators are gravel packing long intervals to stabilize boreholes, provide more reliable completions and mitigate sand-related problems such as erosion, surface handling and disposal</subfield>
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    <subfield code="g">Vol. 13, no. 2 (summer 2001) p. 52-73</subfield>
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    <subfield code="a">Ali, Syed</subfield>
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    <subfield code="d">2026-03-04</subfield>
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    <subfield code="r">2026-03-04 15:02:55</subfield>
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