Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Peter Barnes Moyes0
Date of Patent
May 7, 2019
0Patent Application Number
147784280
Date Filed
April 17, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A downhole jarring apparatus for use in jarring an object in a bore includes a first jarring portion including a first impact surface and a second jarring portion including a second impact surface. The apparatus includes a rotatable jarring arrangement operable to translate a rotational drive movement to cause relative axial movement of the first and second impact surfaces to establish axial impact therebetween.
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