Steam generator

Claim 1

A STEAM GENERATOR COMPRISING: (A) WALLS INCLUDING STEAM GENERATING TUBES FORMING A SETTING; (B) PARTITION MEANS DIVIDING SAID SETTING INTO A HEATING GAS PASS, A FURNACE LATERALLY ADJOINING SAID HEATING GAS PASS, AND A SUPERHEATING GAS PASS OPENING TO ONE END OF SAID FURNACE AND TO ONE END OF SAID HEATING GAS PASS; (C) AN UPPER STEAM AND WATER DRUM EXTENDING LONGITUDINALLY OF AND OVERLYING SAID FURNACE AND SUPERHEATING GAS PASS; (D) A LOWER WATER DRUM; (E) A BANK OF STEAM GENERATING TUBES IN SAID HEATING GAS PASS EXTENDING BETWEEN AND CONNECTED TO SAID UPPER AND LOWER DRUMS; (F) A SUPERHEATER CONNECTED FOR FLOW OF STEAM FROM SAID UPPER DRUM AND DISPOSED WITHIN SAID SUPERHEATING GAS PASS; (G) MEANS SUPPLYING WASTE HEAT GASSES GENERATED EXTERNALLY OF SAID GENERATOR TO SAID GENERATOR AT A LOCATION BETWEEN THE OPPOSITE END OF SAID FURNACE AND SAID HEATING GAS PASS AND EFFECTING A FLOW OF WASTE HEAT GASES THROUGH SAID SUPERHEATING GAS PASS AND THEN THROUGH SAID HEATING GAS PASS; AND (H) MEANS SUPPLYING HEATING GASES DIRECTLY TO THE OPPOSITE END OF THE FURNACE AND EFFECTING A FLOW OF HEATING GASES THROUGH SAID FURNACE TO AND THROUGH SAID SUPERHEATING GAS PASS FOR MIXING WITH SAID WASTE HEAT GASES AND THEN REVERSELY ALONG WITH THE WAST HEAT GASES THROUGH SAID HEATING GAS PASS.