Rotary drum degreaser

Claim 1

A ROTARY DRUM DEGREASER COMPRISING A HOUSING HAVING TOP AND BOTTOM WALLS AND OPPOSED INLET AND OUTLET END WALLS EACH EXTENDING BETWEEN SAID TOP AND BOTTOM WALLS, MEANS FOR VAPORIZING A LIQUID, WHOSE VAPOR IS HEAVIER THAN AIR, HELD IN A LOWER PORTION OF SAID HOUSING, FIRST CONDENSING MEANS FOR CONDENSING THE VAPOR AT A PREDETERMINED LEVEL INTERMEDIATE THE TOP AND BOTTOM WALLS OF SAID HOUSING, APERTURED CYLINDRICAL DRUM CONVEYOR MEANS ROTATABLY MOUNTED WITHIN SAID HOUSING, SAID DRUM CONVEYOR MEANS BEING INCLINED UPWARDLY TOWARD SAID OUTLET END WALL OF SAID HOUSING AND HAVING A LOWER END PORTION ADJACENT INLET AND WALLS OF SAID HOUSING ADAPTED TO EXTEND INTO THE LIQUID HELD IN THE LOWER PORTION OF SAID HOUSING, AND AN UPPER DISCHARGE END PORTION ADJACENT SAID OUTLET END WALL OF SAID HOUSING TERMINATING ABOVE THE PREDETERMINED VAPOR CONDENSING LEVEL, MEANS FOR ROTATING SAID DRUM CONVEYOR MEANS TO OBTAIN A DIRECTION OF FEED OF SAID ARTICLES THEREIN FROM THE LOWER END PORTION TO THE UPPER DISCHARGE END PORTION THEREOF, MEANS EXTENDING BETWEEN SAID INLET END WALL OF SAID HOUSING AND SAID LOWER END PORTION OF SAID CONVEYOR MEANS FOR DIRECTING ARTICLES FROM SAID INLET END WALL OF SAID HOUSING TO SAID LOWER END PORTION OF SAID CONVEYOR MEANS, MEANS AT SAID OUTLET END WALL OF SAID HOUSING FOR RECEIVING ARTICLES FROM SAID DISCHARGE END PORTION OF SAID CONVEYOR MEANS, AND SECOND CONDENSING MEANS ABOUT THE UPPER DISCHARGE PORTION OF SAID DRUM CONVEYOR MEANS FOR CONDENSING THE VAPORS THEREIN AND THEREBY PREVENT DISCHARGE OF SAID VAPORS FROM THE UPPER PORTION OF SAIDD DRUM CONVEYOR MEANS.