McElhinney; Graham A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for McElhinney; Graham A..The latest application filed is for "magnetic gradient and curvature based ranging method".
- McElhinney; Graham A. - Inverurie GB
- McElhinney; Graham A. - Aberdeenshire N/A GB
- McElhinney; Graham A - Inverurie GB
- McElhinney; Graham A. - Inverarie GB
| Patent | Date |
|---|---|
| Magnetic Gradient and Curvature Based Ranging Method App 20160245072 - Brooks; Andrew G. ; et al. | 2016-08-25 |
| Method for improving wellbore survey accuracy and placement Grant 9,297,249 - McElhinney , et al. March 29, 2 | 2016-03-29 |
| Methods for improved active ranging and target well magnetization Grant 9,238,959 - McElhinney , et al. January 19, 2 | 2016-01-19 |
| At-bit magnetic ranging and surveying Grant 8,947,094 - McElhinney , et al. February 3, 2 | 2015-02-03 |
| Method of acoustic ranging Grant 8,570,834 - McElhinney October 29, 2 | 2013-10-29 |
| At-bit Magnetic Ranging And Surveying App 20130069655 - McElhinney; Graham A. ; et al. | 2013-03-21 |
| Method For Improving Wellbore Survey Accuracy And Placement App 20130002257 - McElhinney; Graham A. ; et al. | 2013-01-03 |
| Electromagnetic Array For Subterranean Magnetic Ranging Operations App 20120139530 - McElhinney; Graham A. ; et al. | 2012-06-07 |
| Methods For Improved Active Ranging And Target Well Magnetization App 20120139543 - McElhinney; Graham A. ; et al. | 2012-06-07 |
| Method of Acoustic Ranging App 20120051184 - McElhinney; Graham A. | 2012-03-01 |
| Method of magnetizing casing string tubulars for enhanced passive ranging Grant 8,026,722 - McElhinney September 27, 2 | 2011-09-27 |
| Magnetization of target well casing string tubulars for enhanced passive ranging Grant 7,816,922 - McElhinney October 19, 2 | 2010-10-19 |
| Enhanced passive ranging methodology for well twinning Grant 7,816,923 - McElhinney October 19, 2 | 2010-10-19 |
| Relative and Absolute Error Models for Subterranean Wells App 20100241410 - McElhinney; Graham A. ; et al. | 2010-09-23 |
| Enhanced Passive Ranging Methodology For Well Twinning App 20100194395 - McElhinney; Graham A. | 2010-08-05 |
| Magnetized casing string tubulars Grant 7,679,481 - Stenerson , et al. March 16, 2 | 2010-03-16 |
| Method for magnetizing casing string tubulars Grant 7,679,480 - Stenerson , et al. March 16, 2 | 2010-03-16 |
| Method of Magnetizing Casing String Tubulars for Enhanced Passive Ranging App 20090201026 - McElhinney; Graham A. | 2009-08-13 |
| Magnetization of Target Well Casing String Tubulars for Enhanced Passive Ranging App 20090201025 - McElhinney; Graham A. | 2009-08-13 |
| Method for Magnetizing Casing String Tubulars App 20090195340 - Stenerson; Kenneth ; et al. | 2009-08-06 |
| Distance determination from a magnetically patterned target well App 20080177475 - McElhinney; Graham A. ; et al. | 2008-07-24 |
| Magnetization of target well casing strings tubulars for enhanced passive ranging App 20060131013 - McElhinney; Graham A. | 2006-06-22 |
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