Elphingstone; Eugene A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Elphingstone; Eugene A..The latest application filed is for "glycol and glycol ether lubricants and spotting fluids".

Company Profile

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Elphingstone; Eugene A. - Missouri City TX
Elphingstone; Eugene A. - Duncan OK

*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
Glycol and glycol ether lubricants and spotting fluids Grant 5,945,386 - Alonso-DeBolt , et al. August 31, 1	1999-08-31
High viscosity complexed aqueous gels and methods and additives for forming such gels Grant 4,369,124 - Elphingstone , et al. January 18, 1	1983-01-18
Temperature gelation activated aqueous silicate mixtures and process of forming impermeable gels Grant 4,293,440 - Elphingstone , et al. October 6, 1	1981-10-06
Treating subterranean well formations Grant 4,231,882 - Elphingstone , et al. November 4, 1	1980-11-04
Methods of treating subterranean well formations Grant 4,215,001 - Elphingstone , et al. July 29, 1	1980-07-29
Methods and additives for delaying the release of chemicals in aqueous fluids Grant 4,202,795 - Burnham , et al. May 13, 1	1980-05-13
Method of preparing and using acidizing and fracturing compositions, and fluid loss additives for use therein Grant 4,107,057 - Dill , et al. August 15, 1	1978-08-15
Emulsion method of introducing polymers into a subterranean formation Grant 3,893,510 - Elphingstone , et al. July 8, 1	1975-07-08

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