DLTT type Releasing and Reversing Overshot, a new type of fishing tool, has many advantages owned by various
overshot, box tap and like. It distinguishing features are as follows: to unscrew and recover the stuck fish:
to release the fish down hole if necessary: to circulate the washing fluid.
Technical specifications and parameters:
Type | O.D. (mm) | Catch Size (mm) | Allowable Pulling Force(kN) | Start Pulling Force and Torque | Connection | |
Tensile Force (kN) | Torque (N.m) | |||||
DLT-T48 | 95 | 48.3 | 250 | 117.7 | 3089 | 2 7/8REG |
DLT-T60 | 105 | 60.3, 63.5 | 350 | 147.1 | 5737 | NC31 |
DLT-T73 | 115 | 73, 75, 78.6 | 420 | 176.5 | 7750 | NC31 |
DLT-T89 | 134 | 88.9, 93.2 | 500 | 176.5 | 10233 | NC38 |
DLT-T102 | 145 | 98, 101.6 | 700 | 196 | 11032 | NC38 |
DLT-T114 | 160 | 114 2/7 | 890 | 196 | 12151 | NC38 |
Releasing and Reversing Overshots