|7000847||Quick recovery water heater|
A small water heater with a 29 cm outer diameter and a total height of 60 cm produces five liters of hot water per minute, with a difference of 25° C. between the water inlet and outlet, and an 85% thermal efficiency; this water heater has a heat recuperator 1
|5302177||Tin float bath for manufacturing sheet glass utilizing recuperative gas burners|
In the tin float bath process of flat glass production, proposed automatic recuperative natural gas burners will replace the existing electrical heating elements. The use of natural gas instead of electricity creates a more energy-efficient bath operation...
|4775776||Multi stage heater|
A multi stage heater heats items on a conveyor so that they follow a predetermined temperature profile. The heater is used for printed circuit boards or the like when heated for soldering and avoids thermal gradients that can occur with heating different ...
|4445848||Asphalt reclamation system and unit|
A unit for heating initially solid asphaltic material to provide asphaltic concrete in a condition suitable for application. The unit is operated to heat initially cold material to a temperature between 275° and 300° F. and to maintain it at that temper...
|4418681||Asphalt heating kettle apparatus|
Asphalt heating kettle with improved temperature control to prevent overheating, and with improved gas fuel pilot light to prevent pilot blowout. The temperature sensor for the kettle is housed in an apertured tube in direct heat transfer contact with a b...
|4096038||Method and apparatus for operating a calciner under a pressure differential|
Method and apparatus for the heat treatment of volatile containing materials in a rotary hearth type furnace wherein the flue gases emanating from the calciner are employed to create either a positive or negative pressure within the calciner hearth as wel...
|4034420||Temperature balancing method for reversing heat exchangers|
Disclosed is a new and improved method for automatically balancing the temperature of a plurality of reversing heat exchanger units provided in parallel relation with each other. The balancing method comprises the steps of: detecting the temperature in po...
|3959082||Method of operating a battery of coke ovens|
A method of operating a battery of coke ovens with which is associated regenerators with checkerwork which includes measuring the temperature in the upper part of the checkerwork in the regenerators and supplying fuel to the burners in the heating chamber...