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Dive into the research topics where Dennis E. Kroll is active.

Publication


Featured researches published by Dennis E. Kroll.


Archive | 1998

Removable non-metallic bridge plug or packer

Michael E. McMahan; Dennis E. Kroll; Yusheng Yuan


Archive | 2002

DOWNHOLE ISOLATION DEVICE WITH RETAINED VALVE MEMBER

Matthew D. Solfronk; Dennis E. Kroll


Archive | 2008

Helical backup element

Randall V. Guest; Marc N. Samuelson; Justin P. Vinson; Dennis E. Kroll


Archive | 2011

Retractable petal collet backup for a subterranean seal

David S. Bishop; Dennis E. Kroll


Archive | 2010

Retractable downhole backup assembly for circumferential seal support

David S. Bishop; James C. Doane; Dennis E. Kroll


Archive | 1999

Removable bridge plug or packer

Michael E. McMahan; Dennis E. Kroll; Yusheng Yuan


Archive | 2011

Casing spears and related systems and methods

Larry T. Palmer; Dennis E. Kroll; Gregory L. Hern


Archive | 2010

Twin Latch Wireline Retrieval Tool

David S. Bishop; Dennis E. Kroll


Archive | 2006

Non-backed-up packing element system

Justin P. Vinson; Dennis E. Kroll; David S. Bishop; Kevin William Clark


Archive | 2011

Ensemble de secours de fond de puits rétractable pour le support de joint circonférentiel

David S. Bishop; James C. Doane; Dennis E. Kroll

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