Grease extracting filter

Claim 1

IN COMBINATION WITH A KITCHEN VENTILATING EXHAUST DUCT AND HOOD, A GREASE EXTRACTING SPRAY MEANS COMPRISING, AN ADAPTER MEMBER HAVING MEANS THEREON FOR CONNECTION TO THE LOWER END OF THE EXHAUST DUCT BENEATH SAID HOOD, A GENERALLY TUBULAR HOUSING HAVING AN OPEN BOTTOM THROUGH WHICH COOKING GASES ENTER THE HOUSING AND AN OPEN UPPER END THROUGH WHICH GASES LEAVE THE HOUSING AND ENTER THE SAID EXHAUST DUCT, SAID HOUSING INCLUDING MEANS THEREON FOR CONNECTING SAID HOUSING TO SAID ADAPTER MEMBER, A WATER RESERVOIR TRAY REMOVABLY SUSPENDED FROM AND IN SPACED RELATION TO SAID OPEN BOTTOM OF SAID HOUSING, WATER MISTING MEANS MOUNTED WITHIN SAID HOUSING FOR CREATING A WATER MIST CURTAIN WITHIN SAID HOUSING BETWEEN SAID OPEN BOTTOM AND SAID OPEN UPPER END WHEREBY VAPORIZED GREASE CONTAINED IN THE COOKING GASES PASSED THROUGH SAID MIST IS CAUSED TO COALESCE, COLLECT IN DROPLETS, AND DROP INTO SAID WATER RESERVOIR TRAY, SAID MISTING MEANS INCLUDING A ROTATABLE, TRUNCATED, CONICAL MEMBER HAVING ITS SMALLER END EXTENDING INTO SAID RESERVOIR TRAY FOR WITHDRAWING WATER THEREFROM FOR CREATING OF SAID WATER MIST CURTAIN.