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Slim hole logging in shallow boreholes
environmental logging subsurface porosity elastic parameters hydraulic parameters
2015/9/29
While well logging, a continuous recording of the physical parameters down a borehole, is employed systematically in petroleum exploration, its application in environmental prospections, such as hydro...
Investigating the pumping process of a resonance-vibrating pump for medium-depth boreholes
resonance vibrating pumps dual-shaft shaker spring suspension system foot valve oscillating pipe water column
2014/2/27
This paper deals with the pumping process of a resonance-vibrating pump, which utilizes the resonance vibrations of one degree-of-freedom oscillating system. The pump is powered by a mechanical shaker...