Method and apparatus for removing substances adhering to surface

Details Method and apparatus for removing substances adhering to surface Method and apparatus for removing substances adhering to surface

1985-07-03

1989-02-21

Sneed, H. M. S.

Cleaning and liquid contact with solids

Processes

With treating fluid motion

134167R, 122390, 122391, 15316A, 15316R, 239DIG19, 239550, 239589, 239590, B08B 300

Patent

active

048061727

ABSTRACT:
A method for removing substances adhering to a surface such as a wall of buildings in which a nozzle head having a plurality of nozzles is rotated eccentrically and moved sidewardly when used. The diameter of each of the nozzles is selected so as to be within a range of 0.05 to 0.5 mm, the pressure to be supplied to the nozzles is 800 kg/cm.sup.2 or more, the total amount of water jetted from each of the nozzles is 12 l/min or less and the number of revolutions of the nozzle head is 800 to 4000 rpm.

REFERENCES:
patent: 1919027 (1933-07-01), Klotzman
patent: 3709436 (1973-01-01), Foster
patent: 4184638 (1980-01-01), Ogasawara et al.
patent: 4307840 (1981-12-01), Schulz et al.
patent: 4424769 (1984-01-01), Charomathieu et al.
patent: 4452183 (1984-06-01), Yazidjian

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