| 10114128 |
Radiation sensor |
Jimmy Don Starnes |
2018-10-30 |
| 9971041 |
Radiation sensor |
Jimmy Don Starnes |
2018-05-15 |
| RE45226 |
Borehole measurements using a fast and high energy resolution gamma ray detector assembly |
— |
2014-11-04 |
| 7999220 |
Borehole measurements using a fast and high energy resolution gamma ray detector assembly |
— |
2011-08-16 |
| 7807962 |
Borehole tester apparatus and methods for using nuclear electromagnetic radiation to determine fluid properties |
Margaret C. Waid, Bryan W. Kasperski, Dennis Roessler |
2010-10-05 |
| 7475593 |
High temperature near infrared for measurements and telemetry in well boreholes |
— |
2009-01-13 |
| 7139350 |
Method and apparatus for measuring radiation in a borehole |
Donald E. Tiller, Robert D. Wilson |
2006-11-21 |
| 6936812 |
Apparatus and method for determining density, porosity and fluid saturation of formations penetrated by a borehole |
Donald E. Tiller, Robert D. Wilson |
2005-08-30 |
| 6738720 |
Apparatus and methods for measurement of density of materials using a neutron source and two spectrometers |
Robert D. Wilson |
2004-05-18 |
| 6639210 |
Geometrically optimized fast neutron detector |
Donald E. Tiller, Robert D. Wilson |
2003-10-28 |
| 6566657 |
Geometrically optimized fast neutron detector |
Donald E. Tiller, Robert D. Wilson |
2003-05-20 |
| 6495837 |
Geometrically optimized fast neutron detector |
Donald E. Tiller, Robert D. Wilson |
2002-12-17 |
| 6376838 |
Formation evaluation combination system for petrophysical well log analysis |
— |
2002-04-23 |
| 6150655 |
Inferential measurement of photoelectric absorption cross-section of geologic formations from neutron-induced, gamma-ray spectroscopy |
Shawn Bailey |
2000-11-21 |
| 5900627 |
Formation density measurement utilizing pulse neutrons |
Richard W. Streeter, Robert D. Wilson |
1999-05-04 |
| 5374823 |
Pulsed neutron decay tool for measuring gamma radiation energy spectra for fast neutron inelastic collisions and thermal neutron capture events |
— |
1994-12-20 |
| 4237770 |
Poppet member for a control valve |
Gregory K. Harrison, George D. Pope, Richard F. Riel, Donald A. Kobb, Charley T. Kelley +2 more |
1980-12-09 |