Hydrostatic sand bailer ZhG
Main Features and Benefits
- Sand and other debris are sucked up off the bottom with a fluid surge due to differential pressure between the annulus and the tubing;
- Fluid surge into the tubing can be interrupted numerous times by a pickup of the tubing string.
Application
- Failure to establish circulation in the well;
- Circulation is unwanted or harmful for formation.
Type
ZHG-90
Casing size (in / mm)
3 ⅞ / 98.4
Valve size
OD (in / mm)
3.66 / 93
ID (in / mm)
2.362 / 60
Connection* (in / mm)
2.875 EU / 73.03
Length, in, no more than
26.77
Weight, lbs, no more than
50.7
Opening Travel (in / mm)
3.543 / 90
Maximum temperature, °F
248 **
** High-temperature (302 °F) model of the sand bailer is available on request.
Higher performance version available for hostile environments – K2 Model.
Other sizes of the tool are available on request.