XI 'AN ZZ TOP OIL TOOLS CO.,LTD
XI 'AN ZZ TOP OIL TOOLS CO.,LTD Insist Traceability, serialization
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High Pressure Retrievable Packer With Concentric Bypass / CHAMP Packer For DST
The High Pressure Retrievable Packer Wtih Concerntric Bypass is a hookwall-type retrievable packer, which is improve from RTTS packer. In Halliburton type, it is called CHAMP IV Packer. While the CHAMP packer is going in the hole, the bypass is held open until slips are set by the J-Slot that controls the mechanical slips. The bypass is held closed by a balancing piston, which uses work-string pressure to place a downward force on the balancing coupling to prevent the bypass from being pumped open.
The high pressure retrievable packer includes the following components:
Redress kit for 7" CHAMP PACKER
| NO. | Specification | 7" | 7" | ||
| 1 | OD | 60.2 | 57.0 | ||
| 2 | Length(mm) | 2816 | 3397 | ||
| 3 | Working pressure | 10000psi | 15000psi | ||
| 4 | Tensile strength(Yield) | 790kN | 1003.7kN | ||
| 5 | Bursting pressure | 98.95Mpa | 133.5Mpa | ||
| 6 | Collapse pressure | 93.2Mpa | 123Mpa | ||
| 7 | Torque strength | 12.3kN∙m | 14.9kN·m | ||
| 8 | Service Environment | Mud, crude oil, natural gas with H2S, Apply to NACE MR0175-2003 | |||
| 9 | End connection | 3 7/8CAS. BXP,3 1/2 IF BXP 2 7/8 EUE. BXP | 4 1/2 IF BXP 3 7/8 CAS. B X 4 1/2 IF P. | ||
| 10 | Service temperature | -20oF~400oF | |||
| 11 | Suitable casing range | 7" 23-38lb/ft | 7" 23-32lb/ft | ||
