| 6896050 |
Latching system for maintaining position of component within a downhole drill string section |
Daniel E. Burgess, Carl Allison Perry, Thomas Floyd Rzasa, Ronald Seppa, William Evans Turner |
2005-05-24 |
| 6714138 |
Method and apparatus for transmitting information to the surface from a drill string down hole in a well |
William Evans Turner |
2004-03-30 |
| 6707556 |
Apparatus and method for analyzing fluids |
William Edward Turner, John B. Cooper, Jeffrey F. Aust |
2004-03-16 |
| 6507401 |
Apparatus and method for analyzing fluids |
William Edward Turner, John B. Cooper, Jeffrey F. Aust |
2003-01-14 |
| 6123561 |
Electrical coupling for a multisection conduit such as a drill pipe |
William Edward Turner, Ronald Seppa |
2000-09-26 |
| 6105690 |
Method and apparatus for communicating with devices downhole in a well especially adapted for use as a bottom hole mud flow sensor |
William Evans Turner, Walter A. Helm |
2000-08-22 |
| 5419395 |
Eccentric fluid displacement sleeve |
Peter R. Harvey, George S. Findlay, James Babek |
1995-05-30 |