Apparatus for scrubbing solids from gas streams

Claim 1

APPARATUS FOR SCRUBBING SOLIDS FROM GAS STREAMS COMPRISING A CIRCULAR INLET DUCT, SAID DUCT EXTENDING VERTICALLY DOWNWARD FROM A GAS STREAM SOURCE TO A LOWER TERMINUS, A CONICAL BAFFLE COAXIALLY ALIGNED WITHIN SAID DUCT AND SPACED FROM THE DUCT SO AS TO DEFINE AN ANNULAR PASSAGE, WHEREBY THE DOWNFLOWING GAS STREAM IS DIRECTED INTO SAID ANNULAR PASSAGE, SAID CONICAL BAFFLE BEING PROVIDED WITH A SUBSTANTIALLY VERTICAL DOWNWARD EXTENSION AT ITS LOWER END, A FIRST COAXIAL CIRCULAR BAFFLE EXTENDING DOWNWARD AND SLOPING INWARD FROM ADJACENT THE TERMINUS OF SAID DUCT AND BEING PROVIDED WITH A SUBSTANTIALLY HORIZONTAL PROJECTION LIP AT ITS LOWER END, A SECOND COAXIAL CIRCULAR BAFFLE SPACED OPPOSITE TO SAID FIRST BAFFLE, SAID SECOND BAFFLE EXTENDING DOWNWARD AND SLOPING OUTWARD FROM ADJACENT THE LOWER END OF SAID BAFFLE EXTENSION, SAID SECOND BAFFLE ALSO BEING PROVIDED WITH A SUBSTANTIALLY HORIZONTAL PROJECTION LIP AT ITS LOWER END, SAID PROJECTION LIPS BEING OPPOSED AND IN THE SAME PLANE, SO AS TO DEFINE AN ANNULAR VENTURI, AND ANNULAR INLET MEANS FOR FLOWING A SCRUBBING LIQUID ONTO SAID FIRST AND SECOND CIRCULAR BAFFLES WHEREBY SAID LIQUID PASSES DOWNWARD AND IS PROJECTED SUBSTANTIALLY HORIZONTALLY INTO THE GAS STREAM BY SAID PROJECTION LIPS.