USA Particle pulverizer injection nozzle Google ...
Disclosed is an injector (21) for use in an impact pulverizer (20) which reduces the size of particulate matter such as sand. An inlet chamber and frustum member (38) direct the particles through a bore (42) and into a outlet channel (49) in the barrel of the injector (48). An inlet (55) directs high velocity air tangentially into a manifold (57), creating a vacuum proximate the nozzle tip (67 ...