Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6209634 | Coiled tubing injector apparatus | Vladimir A. Avakov, William D. Taliaferro | 2001-04-03 |
| 5775417 | Coiled tubing handling apparatus | — | 1998-07-07 |
| 5553668 | Twin carriage tubing injector apparatus | Carl Hirschie Johnson | 1996-09-10 |
| 5244046 | Coiled tubing drilling and service unit and method for oil and gas wells | William H. McCormick | 1993-09-14 |
| 5191173 | Electrical cable in reeled tubing | Phillip S. Sizer, Willard J. Deese, E. G. Hoffman, Robert F. Bailey, David H. Neuroth | 1993-03-02 |
| 4945938 | Reels and carriers therefor | George L. Ponsford, William H. McCormick, Albert W. Carroll | 1990-08-07 |
| 4919204 | Apparatus and methods for cleaning a well | Walter Baker | 1990-04-24 |
| 4781250 | Pressure actuated cleaning tool | William H. McCormick, Charles C. Cobb | 1988-11-01 |
| 4515220 | Apparatus and method for rotating coil tubing in a well | Phillip S. Sizer, Don C. Cox | 1985-05-07 |
| 4381904 | Hydraulic power pack | Louis D. Kyte | 1983-05-03 |
| 4251176 | Well tubing handling apparatus | Phillip S. Sizer | 1981-02-17 |