Schievelbein; Vernon H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schievelbein; Vernon H..The latest application filed is for "method for decreasing mobility of dense carbon dioxide in subterranean formations".

Company Profile

0.12.0

Schievelbein; Vernon H. - Houston TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for decreasing mobility of dense carbon dioxide in subterranean formations Grant 5,033,547 - Schievelbein July 23, 1	1991-07-23
Adding lignosulfonate to caustic floods to shift optimal salinity to a higher salinity Grant 4,793,419 - Prukop , et al. December 27, 1	1988-12-27
Method of improving conformance in steam floods with steam foaming agents Grant 4,540,050 - Huang , et al. September 10, 1	1985-09-10
Method of extracting and reutilizing surfactants from emulsions using sulfonated alkyl benzenes and ethoxylated phenols Grant 4,518,038 - Maddox, Jr. , et al. May 21, 1	1985-05-21
Method for restoring permeability of injection wells Grant 4,464,268 - Schievelbein August 7, 1	1984-08-07
Surfactant waterflooding enhanced oil recovery process Grant 4,460,481 - Schievelbein July 17, 1	1984-07-17
High conformance enhanced oil recovery process Grant 4,192,382 - Schievelbein March 11, 1	1980-03-11
High conformance oil recovery process Grant 4,184,549 - Schievelbein January 22, 1	1980-01-22
Surfactant water flooding oil recovery process Grant 4,165,785 - Schievelbein August 28, 1	1979-08-28
High conformance enhanced oil recovery process Grant 4,161,982 - Schievelbein , et al. July 24, 1	1979-07-24
High conformance oil recovery process Grant 4,161,983 - Schievelbein July 24, 1	1979-07-24
High conformance oil recovery process Grant 4,160,480 - Schievelbein , et al. July 10, 1	1979-07-10

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