Lance tube construction

Details Lance tube construction Lance tube construction

1978-07-26

1980-08-19

Schacher, Richard A.

Fluid sprinkling, spraying, and diffusing

With heating or cooling means for the system or system fluid

Spray terminal carrying member carriers heater

239553, 239DIG13, B05B 318

Patent

active

042180163

ABSTRACT:
A lance tube for use in long retracting cleaning devices of the soot blower type which in operation discharge jets of liquid against the fouled surfaces of heat exchangers such as the slag-coated surfaces of boiler tubes and the like incorporates a light weight hollow filler tube mounted in the lance tube by a helical spacer rib.

REFERENCES:
patent: Re28769 (1976-04-01), Rymarchyk
patent: 860523 (1907-07-01), Canules
patent: 3068507 (1962-12-01), Evans
patent: 3784101 (1974-01-01), Frempter

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