Containing Structure for Abrasive Blast Head Rigging and Tank Side Cleaning Apparatus

Author:  Michael Smith, George Wells
Source:  US Patent 5,367,841
Doc ID:  1994013
Year of Publication:  1994
Abstract:  
A protable containment structure for abrasive blasting equipment is designed for particular application in the cleaning of large stroage tanks and bor bridges. The unit includes a portable blasing room which fully encloses the blasting apparatus and operating personnel, in a secure enviroment having ventilating and vacuum means for the safe removal and containment of particulaate materials and contaminates. The unit is supported by cables and includes rigging which provides for both horizontal and verical movement along the surface being treated.