Anti-Gravity Blast Cleaning

Author:  Jack M. Champaigne
Source:  US Patent 5,702,289
Doc ID:  1997012
Year of Publication:  1997
Abstract:  
A shot peening method and apparatus emables low intensity peening at a velocity which is equal to or less than the minimum velocity required to assure conveyance of the media through the transport hose in pneumatic systems or the minimum velocity necessary to project a coherent shot stream in the case of wheel systems.