Collar Cementing Packer
The Hydraulic Stage Collar is used to effectively cement an upper section of the casing string. Hydraulic/Mechanic-Set packer is designed for collar cementing and reliable separation of uncemented and cemented liner parts, and isolation of gas/oil/water layers at any depth.
- Consists of hydraulic packer and cementing collar
- Allows to perform cementing within a set range
- Does not require assembly and setup before use
- Wide Range of wellbore nominal sizes
Requires technology elements drilling-out after cementing.
Technical characteristics
| Designation | mm inch |
102/146 4×5,748 |
102/168 4×6,625 |
|---|---|---|---|
| Packer max. OD | mm inch |
102/89 4×3,5 |
114/168 4,5×6,625 |
| ID | mm inch |
89 3,5 |
99 4 |
| Length of well zone covered by packer sealing element |
mm | 1288 | 1288 |
| Max. pack-off factor | 1,3 | 1,3 | |
| Actuation pressure of sealing elements |
MPa | 16 | 16 |