Heat exchange – With cleaning means for heat exchanger
Patent
1988-01-21
1989-12-12
Schmidt, Frederick R.
Heat exchange
With cleaning means for heat exchanger
51410, 51319, B24C 316
Patent
active
048861120
ABSTRACT:
A method performable during operation of a fire heater for cleaning the fire heater tubes without significant adverse wear on the fire box of the fire heater or fire heater tubes to restore the heat transmission thereof. The method comprising: Impacting during the operation of fire heater tube exterior surfaces having a Burnell Hardness number of about 160-240, an abrasive particle speed of at least 625 feet per second, with said abrasive particles having a density of about 120-300 pounds per cubic foot and a particle diameter of about 0.04-2.80 millimeters.
REFERENCES:
patent: 782608 (1905-02-01), Jackson
patent: 3946455 (1976-03-01), Echols et al.
patent: 4297147 (1981-10-01), Nunciato et al.
patent: 4343702 (1982-08-01), Riedal
patent: 4482392 (1984-11-01), Pollock et al.
patent: 4579596 (1986-04-01), Murzyn
patent: 4583585 (1986-04-01), Estienne et al.
patent: 4655846 (1987-04-01), Schorton
patent: B14655846 (1988-06-01), Schorton
patent: 4699665 (1987-10-01), Schorton
patent: 4773357 (1988-09-01), Schorton
Empire 780 Catalogue, Empire Abrasive Equipment Corporation Phila. Pa., Jun. 1979.
"Industrial Maintenance Painting", 3rd Edition, 1967, Nat'l Assoc. of Corrosion Engineers, Tx.
Ashland Oil Inc.
Schmidt Frederick R.
Shideler Blynn
Welsh Stanley M.
Willson, Jr. Richard C.
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