Bell; William T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bell; William T..The latest application filed is for "mini-severing and back-off tool with pressure balanced explosives".
Company Profile
8.49.45
- Bell; William T. - Huntsville TX US
- Bell; William T. - Hunstville TX
- Bell; William T. - Huntsille TX US
- - Huntsville TX US
- Bell; William T. - Sugarland TX
- Bell; William T. - Houston TX
Patent Activity
| Patent | Date |
|---|---|
| Mini-severing and back-off tool with pressure balanced explosives Grant 10,538,984 - Bell , et al. Ja | 2020-01-21 |
| String shot back-off tool with pressure-balanced explosives Grant 10,240,421 - Bell , et al. | 2019-03-26 |
| Mini-Severing And Back-Off Tool With Pressure Balanced Explosives App 20190048676 - Bell; William T. ; et al. | 2019-02-14 |
| Well tool centralizer systems and methods Grant 10,161,197 - Bell , et al. Dec | 2018-12-25 |
| Well tool centralizer systems and methods Grant 10,077,617 - Bell , et al. September 18, 2 | 2018-09-18 |
| String Shot Back-Off Tool With Pressure-Balanced Explosives App 20180258723 - Bell; William T. ; et al. | 2018-09-13 |
| Apparatus and methods for shaped charge tubing cutters Grant 10,047,591 - Bell , et al. August 14, 2 | 2018-08-14 |
| High energy severing tool with pressure balanced explosives Grant 9,879,494 - Bell , et al. January 30, 2 | 2018-01-30 |
| Drill collar severing tool Grant 9,657,544 - Bell , et al. May 23, 2 | 2017-05-23 |
| High Energy Severing Tool With Pressure Balanced Explosives App 20160369584 - Bell; William T. ; et al. | 2016-12-22 |
| Well Tool Centralizer Systems And Methods App 20160273281 - Bell; William T. ; et al. | 2016-09-22 |
| Well Tool Centralizer Systems And Methods App 20160273282 - Bell; William T. ; et al. | 2016-09-22 |
| High energy severing tool with pressure balanced explosives Grant 9,435,170 - Bell , et al. September 6, 2 | 2016-09-06 |
| Shaped charge casing cutter Grant 9,428,979 - Bell , et al. August 30, 2 | 2016-08-30 |
| High Energy Severing Tool With Pressure Balanced Explosives App 20160010414 - Bell; William T. ; et al. | 2016-01-14 |
| Shaped Charge Casing Cutter App 20150345245 - Bell; William T. ; et al. | 2015-12-03 |
| Shaped Charge Tubing Cutter App 20150233219 - Bell; William T. ; et al. | 2015-08-20 |
| Drill Collar Severing Tool App 20150198000 - Bell; William T. ; et al. | 2015-07-16 |
| Shaped charge casing cutter Grant 9,038,713 - Bell , et al. May 26, 2 | 2015-05-26 |
| Shaped charge tubing cutter Grant 9,022,116 - Bell , et al. May 5, 2 | 2015-05-05 |
| Explosive well tool firing head App 20150068765 - Bell; William T. | 2015-03-12 |
| Drill collar severing tool Grant 8,939,210 - Bell , et al. January 27, 2 | 2015-01-27 |
| Perforating gun drop sub Grant 08919236 - | 2014-12-30 |
| Perforating gun drop sub Grant 8,919,236 - Bell , et al. December 30, 2 | 2014-12-30 |
| Drill collar severing tool App 20140338910 - Bell; William T. ; et al. | 2014-11-20 |
| Explosive well tool firing head Grant 8,770,301 - Bell July 8, 2 | 2014-07-08 |
| Perforating gun drop sub App 20140096670 - Bell; William T. ; et al. | 2014-04-10 |
| Explosive well tool firing head App 20140083718 - Bell; William T. | 2014-03-27 |
| Shaped charge tubing cutter App 20130299194 - Bell; William T. ; et al. | 2013-11-14 |
| Radial-linear shaped charge pipe cutter Grant 8,302,534 - Yang , et al. November 6, 2 | 2012-11-06 |
| Explosive well tool firing head Grant 8,302,523 - Bell November 6, 2 | 2012-11-06 |
| Explosive well tool firing head App 20120111217 - Bell; William T. | 2012-05-10 |
| Explosive well tool firing head Grant 8,136,439 - Bell March 20, 2 | 2012-03-20 |
| Explosive well tool firing head App 20100212480 - Bell; William T. | 2010-08-26 |
| Radial-linear Shaped Charge Pipe Cutter App 20100132578 - Yang; Wenbo ; et al. | 2010-06-03 |
| Explosive pipe severing tool Grant 7,698,982 - Bell April 20, 2 | 2010-04-20 |
| Radial-linear shaped charge pipe cutter Grant 7,661,367 - Yang , et al. February 16, 2 | 2010-02-16 |
| Explosive pipe severing tool Grant 7,536,942 - Bell May 26, 2 | 2009-05-26 |
| Explosive pipe severing tool Grant 7,530,397 - Bell May 12, 2 | 2009-05-12 |
| Explosive pipe severing tool App 20070074624 - Bell; William T. | 2007-04-05 |
| Engineered solution for controlled buoyancy perforating Grant 7,195,066 - Sukup , et al. March 27, 2 | 2007-03-27 |
| Shaped charge tubing cutter Grant 7,146,913 - Bell December 12, 2 | 2006-12-12 |
| Explosive pipe severing tool App 20060266205 - Bell; William T. | 2006-11-30 |
| Shaped charge tubing cutter Grant 7,073,448 - Bell July 11, 2 | 2006-07-11 |
| Radial-linear shaped charge pipe cutter App 20060075888 - Yang; Wenbo ; et al. | 2006-04-13 |
| Explosive pipe severing tool App 20050268776 - Bell, William T. | 2005-12-08 |
| Explosive pipe severing tool Grant 6,959,765 - Bell November 1, 2 | 2005-11-01 |
| Extent of detonation determination method using seismic energy Grant 6,942,034 - Harmon , et al. September 13, 2 | 2005-09-13 |
| Seismic monitoring and control method App 20050197781 - Harmon, Jerald L. ; et al. | 2005-09-08 |
| Shaped charge tubing cutter App 20050189141 - Bell, William T. | 2005-09-01 |
| Seismic defense system Grant 6,928,030 - Chamberlain , et al. August 9, 2 | 2005-08-09 |
| Engineered solution for controlled buoyancy perforating App 20050092493 - Sukup, Richard A. ; et al. | 2005-05-05 |
| Seismic monitoring and control method Grant 6,885,918 - Harmon , et al. April 26, 2 | 2005-04-26 |
| Seismic defense system App 20050047277 - Chamberlain, Donald G. ; et al. | 2005-03-03 |
| Shaped charge tubing cutter App 20040206265 - Bell, William T. | 2004-10-21 |
| Explosive pipe severing tool App 20040200343 - Bell, William T. | 2004-10-14 |
| Seismic monitoring and control method App 20040006430 - Harmon, Jerald L. ; et al. | 2004-01-08 |
| Shaped charge tubing cutter performance test apparatus and method Grant 6,644,099 - Bell November 11, 2 | 2003-11-11 |
| Extent of detonation determination method using seismic energy App 20030168213 - Harmon, Jerald L. ; et al. | 2003-09-11 |
| Downhole process control method utilizing seismic communication Grant 6,584,406 - Harmon , et al. June 24, 2 | 2003-06-24 |
| Shaped charge tubing cutter App 20030111220 - Bell, William T. | 2003-06-19 |
| Drill pipe explosive severing tool App 20030047312 - Bell, William T. | 2003-03-13 |
| Inflatable packer with roughened mandrel Grant 4,871,179 - Bell , et al. October 3, 1 | 1989-10-03 |
| Inflatable packer systems Grant 4,744,421 - Wood , et al. May 17, 1 | 1988-05-17 |
| Shaped charge and method of making it Grant 4,450,768 - Bell May 29, 1 | 1984-05-29 |
| Explosive safe-arming apparatus for perforating guns Grant 4,292,895 - Bell , et al. October 6, 1 | 1981-10-06 |
| Methods And Apparatus For Testing Earth Formations Composed Of Particles Of Various Sizes Grant 3,864,970 - Bell February 11, 1 | 1975-02-11 |
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