| 7273109 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2007-09-25 |
| 7185716 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2007-03-06 |
| 7174974 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2007-02-13 |
| 7156181 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2007-01-02 |
| 7080701 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2006-07-25 |
| 7059417 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2006-06-13 |
| 6942044 |
Three-dimensional steering tool for controlled downhole extended-reach directional drilling |
N. Bruce Moore, R. Ernst Krueger |
2005-09-13 |
| 6938708 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2005-09-06 |
| 6758279 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2004-07-06 |
| 6745854 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2004-06-08 |
| 6708783 |
Three-dimensional steering tool for controlled downhole extended-reach directional drilling |
N. Bruce Moore, R. Ernst Krueger |
2004-03-23 |
| 6601652 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2003-08-05 |
| 6478097 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2002-11-12 |
| 6470974 |
Three-dimensional steering tool for controlled downhole extended-reach directional drilling |
N. Bruce Moore, R. Ernst Krueger |
2002-10-29 |
| 6467557 |
Long reach rotary drilling assembly |
R. Ernst Krueger, N. Bruce Moore, Duane Bloom |
2002-10-22 |
| 6427786 |
Electro-hydraulically controlled tractor |
Norman Bruce Moore, Duane Bloom |
2002-08-06 |
| 6347674 |
Electrically sequenced tractor |
Duane Bloom, Norman Bruce Moore |
2002-02-19 |
| 6286592 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2001-09-11 |
| 6241031 |
Electro-hydraulically controlled tractor |
Norman Bruce Moore, Duane Bloom |
2001-06-05 |
| 6230813 |
Method of moving a puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
2001-05-15 |
| 6003606 |
Puller-thruster downhole tool |
Norman Bruce Moore, Rudolph Ernst Krueger, V |
1999-12-21 |
| 4494376 |
Fluid actuated jack mechanism |
— |
1985-01-22 |