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Patent applications and USPTO patent grants for Weingarten; Jean S..The latest application filed is for "downhole gas-liquid separator for production wells".
Patent | Date |
---|---|
Downhole gas-liquid separator for production wells Grant 6,494,258 - Weingarten December 17, 2 | 2002-12-17 |
Downhole gas-liquid separator for production wells App 20020174982 - Weingarten, Jean S. | 2002-11-28 |
Method and system for increasing oil production from an oil well producing a mixture of oil and gas Grant 5,992,521 - Bergren , et al. November 30, 1 | 1999-11-30 |
Separator systems for well production fluids Grant 5,570,744 - Weingarten , et al. November 5, 1 | 1996-11-05 |
Downhole gas-liquid separator for wells Grant 5,431,228 - Weingarten , et al. July 11, 1 | 1995-07-11 |
Downholde gas/oil separation systems for wells Grant 5,343,945 - Weingarten , et al. September 6, 1 | 1994-09-06 |
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