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Patent applications and USPTO patent grants for BJ Tool Services Ltd..The latest application filed is for "eutectic material-based seal element for packers".
Patent | Date |
---|---|
Low pressure-set packer Grant 8,336,615 - Hughes , et al. December 25, 2 | 2012-12-25 |
Eutectic material-based seal element for packers Grant 7,997,337 - Kunz August 16, 2 | 2011-08-16 |
Eutectic Material-based Seal Element For Packers App 20100155056 - KUNZ; DALE IAN | 2010-06-24 |
Eutectic material-based seal element for packers Grant 7,673,692 - Kunz March 9, 2 | 2010-03-09 |
Eutectic Material-based Seal Element For Packers App 20100018694 - Kunz; Dale Ian | 2010-01-28 |
Spring/seal Element App 20100019426 - KUNZ; DALE IAN | 2010-01-28 |
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