Frac Sleeve with Retrievable Steel Cartridge
A sleeve with an installed insert profiled for a specific cartridge.
Advantages
- no normalization (milling) required;
- repeated fracturing possible;
- the collet can be retrieved after fracturing;
- unlimited number of frac stages;
- full-bore liner after the job.
Specifications
- number of circulation windows: 10
- circulation-window area: 7450 mm² for 114 casing / 12970 mm² for 146 casing
- activation method: steel cartridge
- inner diameter after collet retrieval: 95 mm for 114 casing / 123 mm for 146 casing
- size range: 114/168(178); 146/219
Application area and experience
The sleeve is designed for multistage hydraulic fracturing.
