Apparatus for sampling the flow of a liquid from a liquid-gas mixture

Claim 1

APPARATUS FOR SAMPLING A FLOW OF LIQUID FROM A FLUID AT LEAST SOME OF WHICH IS A LIQUID, COMPRISING A DIFFUSION CHAMBER, AN INLET CONDUIT HAVING AN UPPER END AND ADAPTED TO BE SUBSTANTIALLY VERTICALLY POSITIONED IN USE FOR DISCHARGING FLUID FROM ITS UPPER END INTO THE DIFFUSION CHAMBER, A COLLECTING MEMBER BELOW THE DIFFUSION CHAMBER ARRANGED CONCENTRICALLY ABOUT THE INLET CONDUIT AND INTO WHICH FLUID PASSES, SAID COLLECTING MEMBER HAVING AN UPPER FACE WHICH CONSTITUTES THE BASE OF THE DIFFUSION CHAMBER, SAID UPPER FACE BEING SLOPED INWARDLY AND DOWNWARDLY TOWARD THE CENTER WITH A SYMMETRICAL ANNULAR OPENING DEFINED BY THE INNER PERIPHERY OF THE COLLECTING MEMBER AND THE OUTER PERIPHERY OF THE INLET CONDUIT, A METERING MEMBER BELOW THE COLLECTING MEMBER ARRANGED CONCENTRIALLY ABOUT THE INLET CONDUIT PROVIDING A FILMING MEANS HAVING A FLOOR DEFINED BY THE UPPER SURFACE OF THE METERING MEMBER AND A ROOF PORTION DEFINED BY PART OF THE UNDER SURFACE OF THE COLLECTING MEMBER, AN ANNULAR PROTRUDING COLLAR EXTENDING FROM ADJACENT THE OUTER PERIPHERY OF THE METERING MEMBER UPON WHICH THE COLLECTING MEMBER IS SUPPORTED WHEREBY THAT PART OF THE UNDER SURFACE OF THE COLLECTING MEMBER AND PART OF THE UPPER SURFACE OF THE METERING MEMBER ARE SPACED APART ONE FROM THE OTHER TO PROVIDE AN ANNULAR SPACE STOPPED AT THE COLLAR WITH SAID SPACE HAVING A SUBSTANTIALLY SYMMETRICAL CROSS SECTIONAL AREA EXTENDING RADIALLY OUTWARD FROM THE INLET CONDUIT, DIVIDING MEANS COOPERABLE WITH THE METERING MEMBER AND THE