U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Firing method for a heat consuming device utilizing oxy-fuel combustion

Patent 6702570 Issued on March 9, 2004. Estimated Expiration Date: Icon_subject June 28, 2022. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

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Inventors

Assignee

Application

No. 10/183493 filed on 06/28/2002

US Classes:

431/11, Heating feed122/1A, Air heaters431/115, COMBUSTION PRODUCTS RETURN STRUCTURE431/215, Distinct exhaust products line heats feed line95/288, HEAT EXCHANGING95/54Oxygen permeates barrier

Examiners

Primary: Cocks, Josiah C.

Attorney, Agent or Firm

International Class

F23L 7/00 (20060101)

Abstract

A method of firing a heat consuming device such as a boiler or furnace in which an oxygen transport membrane is integrated with the device such that part of the permeated oxygen supports an initial combustion to heat the incoming air to the oxygen transport membrane system. A remaining portion of the oxygen after having been diluted with flue gases from the boiler supports a secondary combustion of fuel within the heat consuming device.

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