2 patents
Utility
Method for detecting fluid influx or fluid loss in a well and detecting changes in fluid pump efficiency
31 Jan 23
A method for identifying anomalous mud flow includes determining an operating rate of a mud pump discharging to a pipe string in a wellbore.
Robert van Kuilenburg, Young-Wan Hong
Filed: 18 Mar 20
Utility
Pressure assisted motor operated ram actuator for well pressure control device
22 Jun 20
An apparatus for actuating a ram in a well pressure control apparatus includes an actuator rod coupled to a ram.
Hans H. J. Deul, Patrick O'Neill, Matthew Sibrel, Robert van Kuilenburg, Ivan Iankov
Filed: 4 Jul 18
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