Patent ID: 8585909
Filing Date: 2013-11-19
Classification: B01D,E21B,F04B,F16K,Y10T

Abstract:
1. A method for separating and pumping a particle laden slurry, the method comprising the following steps: (i) receiving the particle laden slurry under pressure into a first separator cavity of a first separator, wherein the particle laden slurry comprises: (ii) separating at least a portion of the particle laden slurry with said first separator, thereby: (iii) forcing said first clean fluid into: (iv) permitting said first particle fluid to travel through a first check valve; (v) flushing said first check valve with said first clean fluid from said accumulator cavity or said void such that at least a first valve seat is substantially free of said particles after said flushing; (vi) said first check valve having said first valve seat, said first valve seat capable of seating against another surface to substantially impede the flow of a material through said first check valve.