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Patent applications and USPTO patent grants for Strickland; S. Dwight.The latest application filed is for "methods for minimizing the amount of graphite particles used during drilling operations".
Patent | Date |
---|---|
Methods for minimizing the amount of graphite particles used during drilling operations Grant 7,977,281 - Halliday , et al. July 12, 2 | 2011-07-12 |
Methods For Minimizing The Amount Of Graphite Particles Used During Drilling Operations App 20090258800 - Halliday; William S. ;   et al. | 2009-10-15 |
Drilling fluids comprising sized graphite particles Grant 7,087,555 - Halliday , et al. August 8, 2 | 2006-08-08 |
Drilling fluid systems comprising sized graphite particles App 20060122070 - Halliday; William S. ;   et al. | 2006-06-08 |
Drilling fluids comprising sized graphite particles App 20040224852 - Halliday, William S. ;   et al. | 2004-11-11 |
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