Abstract:
A method of cooling a molded plastic article in a press without cooling the heated press platens. It employs portable cooling platens and involves opening the press, inserting the cooling platens and reapplying pressure while cooling the plastic article until it is frozen.
Abstract:
IN COOPERATION WITH A ROLL MILL HAVING A SPACED APART FEED ROOL AND A KNEADING ROLL FORMING NIP ROLLS FOR BLENDING TWO OR MORE INGREDIENTS INTO A HOMOGENEOUS MIXTURE, A PAIR OF COOPERATING SCAPER BLADES WHICH CONTINUOUSLY REMOVE THE INGREDIENTS AFTER PASSING THRU THE SPACE BE-
TWEEN THE NIP ROLLS, FROM THE SURFACE OF THE FED ROLL AND RETURN A NEWLY EXPOSED SURFACE OF THE INGREDIENTS TO THE CENTER OF THE FEED ROLL.