Centrifugal Shotting Turbine

Author:  Leon Rutten
Source:  US Patent 4,366,690
Doc ID:  1979045
Year of Publication:  1979
Abstract:  
A shotting turbine having blades with working faces having a longitudinal profile comprising a convex part and a concave part with angles of curvature chosen to provide an optimized rate of ejection of the shot and a high concentration of the jet.