Stack condensate tray in carbon black filter housing

Claim 1

A BAG FILTER SYSTEM FOR SEPARATING CARBON BLACK FROM GASES CONTAINING CARBON BLACK IN SUSPENSION COMPRISING, IN COMBINATION, AN ENCLOSURE HAVING A FLOOR, ENCLOSING SIDEWALLS AND A ROOF, A PLURALITY OF UPRIGHT CYLINDRICAL FILTER BAGS IN SAID INCLOSURE, A PLURALITY OF OPENINGS IN SAID FLOOR, THE LOWER END OF EACH FILTER BAG BEING OPEN AND OPERATIVELY COMMUNICATING WITH ONE OF SAID PLURALITY OF OPENING IN SUCH A MANNER THAT GASES CONTAINING CARBON BLACK IN SUSPENSION UPON PASSING UPWARDLY THROUGH SAID OPENINGS ENTER SAID BAGS, MEANS FOR INTRODUCTION OF GASES CONTAINING CARBON BLACK IN SUSPENSION INTO SAID OPENINGS AND THENCE INTO SAID BAGS, THE UPPER ENDS OF SAID BAGS BEING CLOSED AND TERMINATING AT A LEVEL SHORT OF SAID ROOF, AT LEAST ONE VENT PIPE IN SAID ROOF, A TRAY POSITIONED DIRECTLY BELOW SAID PIPE AND ABOVE THE TOP LEVEL OF SAID BAGS, SAID TRAY BEING OF GREATER LATERAL EXTENT THAN THAT OF SAID PIPE AND BEING A V-SHAPED SLOPING TROUGH, A DRAIN SPOUT IN OPERATIVE COMMUNICATION WITH THE LOWERMOST PORTION OF SAID TRAY IN SUCH A MANNER THAT LIQUID ON SAID TRAY DRAINS THEREFROM INTO SAID DRAIN SPOUT, AND A CONDUIT COMMUNICATING OPERABLY WITH SAID DRAIN SPOUT AND EXTENDING SUBSTANTIALLY TO SAID FLOOR.