Separating apparatus for fluids

Claim 1

APPARATUS FOR SEPARATING FROM A FLUID IMPURITIES OF A HIGHER SPECIFIC GRAVITY THAN THAT OF THE FLUID, COMPRISING A SEPARATING CHAMBER HAVING A SUBSTANTIALLY CYLINDRICAL WALL, AN END WALL SECURED TO ONE END OF THE CYLINDRICAL WALL CLOSING ONE END OF THE CHAMBER, AN OPENING AT THE OPPOSITE END OF THE CYLINDRICAL WALL AND CHAMBER TO ALLOW FLUID TO FLOW FROM THE CHAMBER ADJACENT SAID CYLINDRICAL WALL, A TANK ENCLOSING AT LEAST SAID OPPOSITE END OF THE CYLINDRICAL WALL AND SPACED FROM THE LATTER WALL TO RECEIVE FLUID MOVING OUT OF THE CHAMBER THROUGH SAID OPENING, INLET MEANS FOR DELIVERING FLUID WITH IMPURITIES THEREIN THROUGH SAID END WALL TO THE CHAMBER, MEANS NEAR THE CHAMBER END WALL FOR IMPARTING TO THE FLUID BEING DELIVERED A ROTARY MOTION WITHIN THE CHAMBER AROUND A CENTRAL AXIS THEREOF TO CAUSE SAID FLUID TO SPIRAL AWAY FROM THE END WALL AND NEAR AND ALONG THE CYLINDRICAL WALL, THE ROTATION OF THE FLUID IN THE CHAMBER CAUSING THE HEAVY IMPURITIES UNDER CENTRIFUGAL FORCE TO MOVE AWAY FROM SAID CHAMBER AXIS TO THE CYLINDRICAL WALL AND ALONG THE LATTER TO AND OUT THROUGH THE OPENING AT THE OPPOSITE END OF THE CYLINDRICAL WALL, SAID CENTRIFUGAL FORCE ALSO CAUSING THE HEAVY IMPURITIES TO MOVE OUTWARDLY RELATIVE TO SAID OPPOSITE END OF THE CYLINDRICAL WALL INTO THE TANK AS THE IMPURITIES PASS THROUGH SAID OPENING, AN OUTLET PIPE IN AND EXTENDING LONGITUDINALLY OF THE CHAMBER AND OUT THROUGH THE TANK AND HAVING AN OPEN END NEAR BUT SPACED FROM THE ROTARY MOTION IMPARTING MEANS FOR REMOVING FLUID FROM THE CHAMBER NEAR SAID CENTRAL AXIS THEREOF, WHEREBY FLUID AFTER MOVING ALONG THE CYLINDRICAL WALL FLOWS BACK CENTRALLY OF THE CHAMBER TO SAID OPEN END OF THE OUTLET PIPE, BAFFLE MEANS EXTENDING ENTIRELY ACROSS THE OUTLET PIPE OPEN END AND SPACED FROM THE OUTLET PIPE OPEN END BETWEEN THE LATTER AND SAID INLET MEANS AND SAID ROTARY MOTION IMPARTING MEANS, AND MEANS FOR REMOVING IMPURITIES FROM THE TANK.