High temperature heating apparatus and system

Claim 1

APPARATUS FOR TRANSFERRING HEAT BY MEANS OF A CIRCULATING HEAT TRANSFER MEDIUM WHICH IS SOLID AT AMBIENT TEMPERATURES AND MOLTEN AT ELEVATED TEMPERATURES, COMPRISING: (A) A HEATING UNIT; (B) A HEAT RADIATING UNIT INCLUDING: (C) A PLURAL RUN TUBE ARRAY ADAPTED TO HAVE SAID HEAT TRANSFER MEDIUM CIRCULATED THERETHROUGH TO THEREBY HEAT SAID TUBE ARRAY TO TEMPERATURES AT WHICH SUBSTANTIAL QUANTITIES OF RADIANT ENERGY ARE EMITTED THEREFROM; (D) CONDUCTIVE WEBS BETWEEN ADJACENT RUNS OF SAID TUBE ARRAY; (E) A FLUID CIRCULATING SYSTEM COMPRISING AT LEAST ONE FLUID CHANNEL FORMING MEMBER FIXED TO AND EXTENDING ALONG A MAJOR PORTION OF THE LENGTH OF AT LEAST PART OF SAID WEBS; (F) SUPPLY AND RETURN CONDUITS CONNECTING SAID HEATING UNIT AND THE TUBE ARRAY OF SAID HEAT RADIATING UNIT; AND (G) MEANS FOR CIRCULATING A FLUID THROUGH SAID FLUID CIRCULATING SYSTEM TO EFFECT A PHASE CHANGE IN THE CIRCULATING HEAT TRANSFER MEDIUM IN THE RADIATING UNIT.