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The use of check valves in the oil industry 2012-06-04
The most common type of check valves employ a ball valve element for seating within a valve body valve to shut off flow
lift check valve advantages 2012-05-31
the lift check valve lies in its simplicity, and as the cone is the only moving part, the valve requires little mainten
three kinds of check valves 2012-05-29
three kinds of check valves, butterfly check valve, pipeline check valve, clamp-in valve.
swing check valve and lift check valve 2012-05-28
swing check valve, disc can be made of metal. Lift check valves is located in the body sealing surface.
swing check valve 2012-05-24
In the original swing check valve disc adding hydraulic slowly-closing vice valve (figure 1). In the vice valve, under t
check valve selection standard 2012-05-23
check valve selection standard. In order to prevent the media reflux, should install check valve on the equipment, devic
lift check valve 2012-05-22
movements of check valve and bottom valve, it can keep the pump suction water column(2) by, this valve is characteristic
