Note that in larger dust collection system installations with more available power, multiple blast gates may be opened at the same time without detriment to collection abilities at individual locations.
12.
"' Blast gates "'are used to focus a dust collection system's vacuum pressure for maximum dust ( or other material ) extraction at the desired location.
13.
Dust collection systems are often part of a larger air quality management program that also includes large airborne particle filtration units mounted to the ceiling of shop spaces and mask systems to be worn by workers.
14.
According to court documents released Sunday, the ALCOA-managed JAMALCO alumina refinery hired Wheelbrator, of Pittsburgh, a few years ago to install a new dust collection system at the facilities to minimize pollution.
15.
DeBruce officials earlier this year provided / { The Kansas City Star / } with copies of work orders, contracts and other records indicating that the elevator's key grain dust collection systems had been maintained just months before the explosion.
16.
Although the plant included modern appliances such as individually powered machines and a dust collection system connected with the boiler, Knabe advertised their standards required their pianos to be carefully handcrafted, so that a plain upright took six months and a grand two years to complete.
