Fluid cooled valve

Claim 1

AN IMPROVED FLUID COOLED VALVE ADAPTED TO BE INTERPOSED IN A MATERIALS CONVEYING CONDUIT TO CONTROL THE FLOW OF MATERIALS THEREALONG, SAID VALVE COMPRISING: A VALVE BODY HAVING AN INLET AND AN OUTLET PORT AND AN INTERNAL CHAMBER THEREBETWEEN WITH SEATING FACES DEFINED ABOUT THR INNER TERMINALS OF SAID PORTS, SAID INTERNAL CHAMBERS EXTENDING ORTHOGONALLY TO THE LONGITUDINAL AXIS BETWEEN SAID PORTS; A VALVE GATE RECEIVED IN SAID CHAMBER AND ADAPTED TO BE MOVED INTO AND OUT OF REGISTRATION WITH ONE OF SAID VALVE PORTS, A FLUID SEAL BEING DEFINED BETWEEN ONE WALL OF SAID GATE AND THE ADJACENT SEATING FACE WHEN SAID GATE IS IN REGISTRATION WITH SAID ONE OF THE VALVE PORTS; A SEAT RING DISPOSED IN THE CHAMBER ADJACENT THE OTHER WALL OF SAID GATE; A SPACER RING DISPOSED IN THE CHAMBER ADJACENT THE SEAT RING AND THE OTHER OF SAID PORTS, SAID SPACER RING, SEAT RING AND GATE EACH HAVING OPEN INTERNAL CHAMBERS; A BONNET AFFIXED TO SAID VALVE BODY RECEIVING OPENING AND DEFINING A CHAMBER CONTIGUOUS WITH SAID VALVE BODY INTERNAL CHAMBER, SAID BONNET HAVING A FLANGE INTEGRAL THEREWITH EXTENDING OVER SAID VALVE BODY INTERNAL CHAMBER, SAID FLANGE HAVING A RING OPENING THEREIN SUBSTANTIALLY ALIGNED WITH THE POSITION OF SAID SPACER AND SEAT RINGS IN THE INTERNAL VALVE CHAMBER;