Patent ID: 9732600
Date: 2017-08-15
CPC Classifications: E21B,F22B,F23C

Claim:
1. A pressure gain combustion apparatus comprising: a. a combustion chamber in fluid communication with a fuel inlet, an air inlet, and an ignition system; b. a fuel delivery system operatively configured to supply fuel to the combustion chamber and operatively configured to supply liquid or gaseous fuel to the combustion chamber; c. an air intake system in fluid communication with the combustion chamber, the air intake system operatively configured to draw air at ambient pressure and supply the combustion chamber with pressurized air; d. the combustion chamber operatively configured to produce pressure gain combustion or detonation of the fuel; e. a heat exchange device operatively configured draw heat from combusted gasses produced during combustion or detonation; f. further comprising conduits comprising an air pre-heater in physical contact with an outer surface of the combustion chamber to conduct thermal energy therefrom; g. wherein the air pre-heater pre-heats the air entering the combustion chamber.