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LL-F type Reverse Circulation Junk Basket is used to catch all kinds of small junk objects such as cones,
cutters, hand tools from bottom well. During drilling operation, it produces a local reverse circulation of fluid at
well core so as to effect a complete recovery of junk in the junk basket.
Technical specifications and parameters:
Type | Barrel O.D. (mm) | Mill Shoe O.D. (mm) | Fish Max. O.D. (mm) | Ball Dia.(mm) | Connection | Hole Size (mm) |
LL-381 | 381 | 386 | 282 | 55 | 7 5/8 REG | 406-444 |
LL-318 | 318 | 324 | 248 | 55 | 6 5/8 REG | 349-406 |
LL-F286 | 286 | 292 | 217 | 55 | 6 5/8 REG | 320-346 |
LL-F279 | 279 | 286 | 211 | 55 | 6 5/8 REG | 300-341 |
LL-F254 | 254 | 260 | 195 | 55 | 6 5/8 REG | 275-295 |
LL-F245 | 245 | 252 | 192 | 50 | NC50 | 275-295 |
LL-F232 | 232 | 239 | 179 | 50 | NC50 | 255-270 |
LL-F206 | 206 | 210 | 159 | 45 | NC50 | 223-241 |
LL-F195 | 195 | 202 | 149 | 42 | NC50 | 215-241 |
LL-F178 | 178 | 184 | 130 | 42 | NC50 | 198-209 |
LL-F168 | 168 | 174 | 123 | 42 | NC50 | 190-209 |
LL-F130 | 130 | 136 | 94 | 40 | NC31 | 155-165 |
LL-F121 | 121 | 126 | 90 | 35 | NC31 | 142-152 |
LL-F114 | 114 | 121 | 82 | 35 | NC31 | 130-140 |
LL-F97 | 97 | 103 | 62 | 30 | NC26 | 117-127 |
LL-F89 | 89 | 94 | 55 | 30 | NC26 | 108-114 |
Bowen Junk Basket