US 12,390,815 B1
Method and system for cleaning sand
Mark R. Pine, Burbank, OH (US); Zachary R. Pine, Cleveland, OH (US); and Michael L. Lenahan, South Bend, IN (US)
Assigned to KB Foundry Services, LLC, Independence, OH (US)
Filed by KB Foundry Services, LLC, Independence, OH (US)
Filed on Oct. 24, 2024, as Appl. No. 18/925,767.
Int. Cl. B03B 5/34 (2006.01); B08B 3/04 (2006.01); B22C 5/18 (2006.01)
CPC B03B 5/34 (2013.01) [B08B 3/044 (2013.01); B22C 5/185 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system for processing a sand product, comprising:
a process tank comprising:
a first compartment;
a second compartment in fluid communication with the first compartment; and
a third compartment that is isolated from the first compartment and the second compartment;
a first hydrocyclone configured to receive a sand mixture comprising the sand product and water from the first compartment, and separate the sand mixture into wet sand and a clay mixture, wherein the second compartment is configured to receive the wet sand and clay mixture from the first hydrocyclone; and
a second hydrocyclone configured to receive the wet sand and the clay mixture from the second compartment, and further separate the wet sand from the clay mixture to produce a clay product, wherein the third compartment is configured to receive the clay product from the second hydrocyclone.