|6604493||Liquid material vaporizing and feeding apparatus|
A liquid vaporizing and feeding apparatus, having high heat transfer efficiency and capable of producing a large flow of vaporized gas from a small amount of liquid, utilizes an inclined vaporization plate which is held at a set temperature by a heater. L...
|4232634||High efficiency hot water boiler|
Apparatus and method for high efficiency transfer of heat from a combustion process to a working fluid wherein the combustion flame directly impinges upon a special material in contact with conduit means for directing the flow of the working fluid. The ho...