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Annular pressure relief system
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Patent number 8,967,272
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Issue date Mar 3, 2015
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Hunting Energy Services, Inc.
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Michael E. Mock
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E21 - EARTH DRILLING MINING
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Apparatus and method to expand casing
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Patent number 6,622,797
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Issue date Sep 23, 2003
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Hydril Company
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Robert S. Sivley
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Radially expandable tubular connection
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Patent number 6,607,220
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Issue date Aug 19, 2003
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Hydril Company
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Robert S. Sivley
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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