XO/XD-type circulating sliding sleeve
The XO circulating sliding sleeve establishes a flow path between the casing and the production tubing and is used in conjunction with the production completion string. It can be easily opened or closed. Within a single completion string, multiple sliding sleeves can be run, and with the corresponding wire‑operated switching tool, several sleeves can be opened or closed simultaneously.
Product Introduction
The XO circulating sliding sleeve establishes a flow path between the casing and the production tubing and is used in conjunction with the production completion string. It can be easily opened or closed. Within a single completion string, multiple sliding sleeves can be deployed, and a corresponding wire‑operated tool allows several sleeves to be opened or closed simultaneously.
Product Features
- The upper end of the structure features a locking groove and a sealed inner bore.
- After the circulation port is closed, no foreign objects remain in the pipeline.
- The inner sleeve is equipped with a pressure‑balancing port, ensuring easy opening and closing when there is a pressure imbalance between the oil and casing.
- When operating the sliding sleeve with a Type “B” switch tool, an upward strike opens it, while a downward strike closes it.
- Available in two temperature grades: 177°C and 203°C.
- Various buckle types are available;
- Available in various materials;
XO-type circulating sliding sleeve
|
Oil pipe specifications |
Outer diameter |
Sealed aperture |
Pressure rating |
Bypass passage |
Thread specification |
Part number |
|
in. |
in. |
in. |
psi. |
in² |
||
|
2.375 |
3.063 |
1.875 |
7,000 |
1.804 |
2 3/8” EUE |
D907187200 |
|
2.875 |
3.668 |
2.313 |
7,000 |
2.405 |
2 7/8” EUE |
D907231200 |
|
3.500 |
4.275 |
2.750 |
7,000 |
4.454 |
3 1/2” EUE |
D907275200 |
|
4.290 |
2.813 |
7,000 |
4.454 |
D907281200 |
XD-type circulating sliding sleeve
|
Oil pipe specifications |
Outer diameter |
Sealed aperture |
Pressure rating |
Bypass passage |
Thread specification |
Part number |
|
in. |
in. |
in. |
psi. |
in² |
||
|
2.375 |
3.063 |
1.875 |
7,000 |
2.761 |
2 3/8” EUE |
D907187300 |
|
2.875 |
3.668 |
2.313 |
7,000 |
4.201 |
2 7/8” EUE |
D907231300 |
|
3.500 |
4.275 |
2.750 |
7,000 |
5.939 |
3 1/2” EUE |
D907275300 |
|
4.290 |
2.813 |
7,000 |
6.210 |
D907281300 |