Section 211.1130  Closed Purge System

"Closed purge system" means a system that is not open to the atmosphere and that is composed of piping, connections, and, if necessary, flow inducing devices that transport liquid or vapor from a piece or pieces of equipment to a control device, or return the liquid or vapor to the process line.

(Source:  Added at 17 Ill. Reg. 16504, effective September 27, 1993)