Autocalve

Claim 1

IN A CLOSED OR HIGH PRESSURE AUTOCLAVE FOR REACTIONS BETWEEN GASES AND LIQUIDS, A CLOSED VESSEL HOLDING LIQUID REACTANTS IN ITS LOWER PART, A TUBE HAVING ITS UPPER END IN THE VESSEL ABOVE THE LIQUID LEVEL AND HAVING ITS LOWER END SUBMERGED, A GAS INLET TO THE INTERIOR OF THE TUBE ABOVE THE LIQUID LEVEL FOR CONDUCTING GAS TO THE INTERIOR OF THE TUBE, A GAS OUTLET OPENING IN THE TUBE SUBMERGED BELOW THE LIQUID LEVEL FOR CONDUCTING GAS OUT FROM THE INTERIOR OF THE TUBE, A SUBMERGED DISC ABOVE THE GAS OUTLET OPENING, A DISC-LIKE IMPELLER HUB SPACED BELOW THE DISC AND DEFINING THEREWITH A PASSAGEWAY ESSENTIALLY FREE OF LIQUID AND LEADING RADIALLY OUTWARD FROM THE GAS OUTLET OPENING, THE DISC AND HUB BEING AXIALLY SPACED APART AT THE OUTER PERIPHERY OF THE DISC WHEREBY THE OUTERMOST PART OF THE PASSAGEWAY BETWEEN THE HUB AND DISC IS ANNULAR AND IS PRESENTED DIRECTLY TO THE LIQUID, MEANS FOR ROTATING THE HUB, BLADES FIXED TO THE HUB FOR FORCING LIQUID OUT FROM ABOVE AND BELOW THE LIQUID FREE PASSAGEWAY BETWEEN THE HUB AND DISC AND INDUCING A FLOW OF GAS OUT THROUGH THE OUTLET OPENING, SAID BLADES HAVING OUTER ENDS PROJECTING RADIALLY OUTSIDE BOTH THE HUB AND DISC AND HAVING INNER ENDS EXTENDING AXIALLY BETWEEN THE HUB AND DISC AND PROJECTING RADIALLY WITHIN BOTH THE HUB AND DISC AND INTO THE LIQUID FREE PASSAGEWAY BETWEEN THE HUB AND DISC, AND BAFFLE MEANS OUTSIDE THE BLADES FOR BLOCKING THE FLOW OF LIQUID CIRCUMFERENTIALLY AROUND THE VESSEL.