Reserve capacity attemperator

Claim 1

AN ATTEMPERATOR FOR REDUCING THE TEMPERATURE OF STREAM FLOWING THROUGH A CONDUIT, SAID ATTEMPERATOR COMPRISING: A RESERVOIR LOCATED ADJACENT SAID CONDUIT AND ADAPTED FOR CONTAINING A SUPPLY OF CONDENSATE FLUID; A WALL WITHIN SAID CONDUIT DIVIDING SUCH INTO A FIRST CHAMBER UPSTREAM OF SAID WALL AND A SECOND CHAMBER DOWNSTREAM OF SAID WALL; SAID WALL INCLUDING A SHARP-EDGED ORIFICE COMMUNICATING SAID FIRST AND SECOND CHAMBERS, SAID ORIFICE TAPERING FROM SAID SECOND CHAMBER TOWARD SAID FIRST CHAMBER TO PERMIT GRADUAL EXPANSION OF STEAM FLOWING FROM SAID FIRST CHAMBER TO SAID SECOND CHAMBER; A FIRST FLUID PASSAGE COMMUNICATING SAID FIRST CHAMBER WITH SAID RESERVOIR ABOVE THE LEVEL OF CONDENSATE FLUID THEREIN FOR DIRECTING STEAM FROM SAID FIRST CHAMBER TO SAID RESERVOIR UPON THE FLOW OF STREAM THROUGH SAID CONDUIT; AND A SECOND FLUID PASSAGE COMMUNICATING SAID SECOND CHAMBER WITH SAID RESERVOIR BELOW THE LEVEL OF CONDENSATE FLUID THEREIN FOR DIRECTING A FLOW OF CONDENSATE FLUID TO SAID SECOND CHAMBER PROPORTIONAL TO THE FLOW OF STEAM THROUGH SAID FIRST FLUID PASSAGE DURING THE FLOW OF STREAM THROUGH SAID FIRST FLUID PASSAGE.