High Pressure Hydraulic Set Retrievable Packer With By Pass 5"
High Pressure Retrievable Packer With Concentric Bypass / CHAMP Packer For DST
The High Pressure Retrievable Packer is CHAMP Packer in Halliburton type, which is a hook-wall type retrievable packer with concentric bypasses. While going in the hole, the bypass is held open until the slips are set by the J-slot that controls the mechanical slips.
The high pressure retrievable packer consist of J-slot mechanism, mechanical slips, packer elements, hydraulic slips, bypass etc.
Round, piston-type slips are used in the hydraulic hold-down mechanism to help prevent the tool from being pumped up the hole. The CHAMP Packer has additional hold-downs to help keep it in place because of higher loads.The bypass allows all pumped fluids to flow around the bottom end of the tool.
Technical parameter of high pressure retrievable packer
| Size(in) | Casing Range(Ib/ft) | W.P | W.T | Connection | Service |
| 4 1/2 | 9.5-13.5 | 15000psi | 400F | 2 3/8"EUE | NACE MR 0175 |
| 5 | 18-21.4 | 2 7/8“ EUE | |||
| 13-20 | |||||
| 6 5/8 | 28-32 | 3 1/2"EUE/IF | |||
| 7 | 17-26 | ||||
| 29-35 | |||||
| 38 | 3 1/2"EUE/IF | ||||
| 7 5/8 | 20-39 | 4 1/2"IF | |||
| 29.3-40 | |||||
| 9 5/8 | 43.5-58.4 | ||||
| 59.4-71.8 |
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