Daniel Jon Themig
Packers Plus Energy Services
37 Papers
1.4K Citations
Daniel Jon Themig is an academic researcher from Packers Plus Energy Services. The author has contributed to research in topics: Casing string & Sleeve valve (water). The author has an hindex of 17, co-authored 37 publications.
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Papers
Patent
Method and apparatus for wellbore fluid treatment
Jim Fehr,Daniel Jon Themig +1 more
- 19 Nov 2002
Abstract: A tubing string assembly is disclosed for fluid treatment of a wellbore. The tubing string can be used for staged wellbore fluid treatment where a selected segment of the wellbore is treated, while other segments are sealed off. The tubing string can also be used where a ported tubing string is required to be run in in a pressure tight condition and later is needed to be in an open-port condition.
373
Patent
Downhole sub with hydraulically actuable sleeve valve
Daniel Jon Themig,Kevin O. Trahan,Christopher Denis Desranleau,Frank DeLucia +3 more
- 28 Oct 2010
TL;DR: In this paper, a method for opening a port through the wall of a ported sub is described, where a sub with a port is provided with a hydraulically actuable valve to cover the port, the valve being actuable to move away from a position covering the port to open the port.
158
Patent
Sliding sleeve sub and method and apparatus for wellbore fluid treatment
Daniel Jon Themig,Christopher Denis Desranleau,Kevin O. Trahan,Frank DeLucia,Daniel P. Lupien,Maxwell Terrance Dean +5 more
- 07 May 2010
TL;DR: In this paper, a sliding sleeve in a tubular has a driver selected to be acted upon by an inner bore conveyed actuating device, the driver drives the generation of a ball stop on the sleeve.
156
Patent
Wellbore actuators, treatment strings and methods
Daniel Jon Themig,Robert Joe Coon +1 more
- 09 Oct 2012
TL;DR: A wellbore tubing string assembly comprises: a string including an inner bore having an inner diameter and a plurality of tools installed along the string including a first tool and a second tool axially offset from the first tool along with a sealing device having a diameter greater than the second restriction diameter.
75
Patent
Wellbore fluid treatment process and installation
Daniel Jon Themig
- 08 Jun 2009
TL;DR: In this article, a method for isolating a perforated interval of a well, the well including a casing liner having a wall with a plurality of perforations therethrough forming the perforation interval, is described.
57