1. Releasing and Circulating Overshot 2. Bowen Type Fishing Tools 3. External Fishing Tools
Releasing and Circulating Overshot is LTT type special external fishing tool used for fishing drill collar, drill pipe,
tubing and other fishes in drilling and work over operation.
Technical specifications and parameters:
Type | O.D. (mm) | Max. catch size(mm) | API Connection | Type | O.D. (mm) | Max. catch size(mm) | API Connection | ||
Spiral grapple | Basket grapple | Spiral grapple | Basket grapple | ||||||
LT-T89 | 89 | 60.3 | 46.7 | NC26 | LT-T194 | 194 | 159 | 141 | NC50 |
LT-T92 | 92 | 73 | 63.5 | NC26 | LT-T200 | 200 | 159 | 141 | NC50 |
LT-T95 | 95 | 76.2 | 66.6 | NC26 | LT-T206 | 206 | 178 | 163 | NC50 |
LT-T102 | 102 | 73 | 60.3 | NC26 | LT-T206A | 206 | 168 | 152 | NC50 |
LT-T105 | 105 | 85.7 | 73 | NC31 | LT-T219 | 219 | 178 | 159 | NC50 |
LT-T114 | 114 | 89 | 75 | NC31 | LT-T232 | 232 | 203 | 187 | NC50 |
LT-T117 | 117 | 89 | 78 | NC31 | LT-T244 | 244 | 206 | 184 | 6 5/8 REG |
LT-T127 | 127 | 95 | 80 | NC38 | LT-T260 | 260 | 219 | 200 | 6 5/8 REG |
LT-T143 | 143 | 120.6 | 102 | NC38 | LT-T270 | 270 | 228.6 | 209.6 | 6 5/8 REG |
LT-T152 | 152 | 128 | 111 | NC38 | LT-T273 | 273 | 241.3 | 216 | 6 5/8 REG |
LT-T168 | 168 | 127 | 114 | NC50 | LT-T286 | 286 | 244.5 | 225.4 | 6 5/8 REG |
LT-T168B | 168 | 139.7 | 120.6 | NC50 | LT-T298A | 298 | 257 | 238.1 | 6 5/8 REG |
LT-T181 | 181 | 146 | 127 | NC50 | LT-T340 | 340 | 286 | 260 | 6 5/8 REG |
Releasing and Circulating Overshot
