‘L Type’ Sliding Sleeve is a high performance sliding sleeve which allow communication between tubing and annulus for circulation or selective zone production. It has seal bores above and below the ports, and a top no-go shoulder and locking groove.
Seal bores- Contoured and polished to pass chevron packing without damage.
Versatility- Depending upon the bore size used and the tubing size, the ‘ Type Sliding Sleeve will function in Top No-Go and /or selective systems .
Closing Sleeve Seals- Upper seals are designed to accommodate elastomer swell, to prevent pressure trapping, and to require only a moderate and consistent shifting force.