Starch manufacturing process, including centrifugal removal of middlings

Claim 1

IN A WET STARCH PROCESS WHEREIN A MAGMA IS PRODUCED CONTAINING STARCH, GLUTEN AND FIBROUS MATERIAL ASSOCIATED WITH STARCH PARTICLES, THE IMPROVEMENT COMPRISING SUBJECTING SAID MAGMA TO CENTRIFUGAL SEPARATION BY CONTINUOUSLY FEEDING SAID MATERIAL TO A ROTATING BODY OF THE SAME, CONTINUOUSLY WITHDRAWING A CENTRIFUGALLY SEPARATED OVERFLOW CONTAINING THE BULK OF THE GLUTEN AND SOLUBLES FROM THE INNER PORTION OF THE BODY, CONTINUOUSLY WITHDRAWING A FIRST UNDERFLOW CONTAINING THE BULK OF THE STARCH FROM THE OUTER PERIPHERAL PORTION OF THE BODY, CONTINUOUSLY WITHDRAWING A SECOND UNDERFLOW CONTAINING SAID FIBROUS MATERIAL AND STARCH PARTICLES ASSOCIATED THEREWITH FROM A PORTION OF THE BODY INTERMEDIATE SAID INNER PORTION AND SAID OUTER PERIPHERAL PORTION, AND THEN SUBJECTING SAID FIRST UNDERFLOW TO TREATMENT IN THE ABSENCE OF SAID FIBROUS MATERIAL FOR PURIFICATION AND REMOVAL OF THE STARCH.