Low excess air operation of multipleburner residual-fuel-fired furnaces
United States Patent 3369749

Inventors:
Siegmund, Charles W.
Gerrard, John E.
Publication Date:
02/20/1968
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Assignee:
EXXON RESEARCH ENGINEERING CO
Primary Class:
431/12
Other Classes:
431/48, 431/42, 236/15E, 431/76
International Classes:
F23N5/00
Other References:
None