Patent ID: 9689385
Date: 2017-06-27
CPC Classifications: B01D,B04C,F04B,F04C

Claim:
1. A method for operating a multiphase pump having a suction side having a suction-side inlet ( 10 ), and a discharge-side outlet ( 20 ) and with which a multiphase mixture loaded with solids is pumped, comprising: a. pumping the multiphase mixture into a discharge-side separation chamber ( b. separating a gaseous phase from a liquid phase and a solid phase in the discharge-side separation chamber ( c. separating the liquid phase from the solid phase in the discharge-side separation chamber ( d. supplying a portion of the liquid phase freed from the solid phase to the suction side, and e. carrying out the supply of the liquid phase to the suction side by a recirculation line (