Method of collecting dust during rock drilling and a dust collec

Details Method of collecting dust during rock drilling and a dust collec Method of collecting dust during rock drilling and a dust collec

1978-12-04

1980-09-23

Nozick, Bernard

Boring or penetrating the earth

Processes

Boring with specific fluid

175206, 175209, 55 97, 55342, 55419, 55429, 55434, 209137, C09K 700

Patent

active

042237483

ABSTRACT:
In a dust collecting suction system for a rock drilling apparatus, the air rushing out of the borehole is collected in a hood and sucked through a coarse dust separator and a filter unit. The coarse dust from the separator is cleaned by an air currrent to remove remaining fine particles and then it is dumped on the ground whereas the finer dust from the filter unit is collected in plastic bags.

REFERENCES:
patent: 646253 (1900-03-01), Banister
patent: 895228 (1908-08-01), Bartlett
patent: 1157131 (1915-10-01), Sutton
patent: 1197622 (1916-09-01), Hallowell
patent: 1522151 (1925-01-01), Stebbins
patent: 2182165 (1939-12-01), Smith
patent: 2760595 (1956-08-01), Pynor
patent: 3720314 (1973-03-01), Phillipi
patent: 3887020 (1975-06-01), Chaffin
patent: 3910360 (1975-10-01), Sundstrom

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