专利名称：BOTTOM HOLE ASSEMBLIES FOR
DIRECTIONAL DRILLING
发明人：Edward Spatz,Michael Reese,David
Miess,Gregory Prevost
申请号：US15808798申请日：20171109
公开号：US20180179831A1公开日：20180628
专利附图：
摘要：Directional drilling is an extremely important area of technology for theextraction of oil and gas from earthen formations. The technology of the present
application relates to improved positioning elements for directional drilling assemblies. Italso relates to drilling directional wellbores using the guidance positioning members ofthe present technology.
申请人：Extreme Rock Destruction, LLC
地址：Houston TX US
国籍：US
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