Jereh Energy Services Corporation

Jereh Group
  • Hydraulic Stage Collar
Introduction
The Hydraulic Stage Collar is used for double-stages cementing or liner hanger top-cementing in horizontal well and extendeding well. Ports are hydraulically opened.
Features
• Hydraulically activated.
• Special mechanism design prevents ports from being abnormally closed while openning.
• Anti-rotation mechanism improves drill-out performance.
Specifications
PNSizeCasingSealing capacity
InmmLb/ftmmMPa
84290002212005/1/2139.7177.7235/50
209.17
84290002227177.8269.1935/50
2910.36
3211.51
3512.65
84290002232007/5/8193.729.79.5235/50
33.710.92
3912.7
84290002242009/5/8244.54010.0335/50
43.511.05
4711.99
53.513.84
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