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1. (WO2001086194) SWITCHOVER VALVE FOR GAS SUPPLY SYSTEM

Pub. No.:    WO/2001/086194    International Application No.:    PCT/US2001/014619
Publication Date: 2001. 11. 15 International Filing Date: 2001. 5. 7
IPC: F17C 13/04
Applicants: UNITED STATES FILTER CORPORATION
HARUCH, David
CABRERA, Mario, D.
VAN GROUW, Albert
STOCKINGER, Gregory
Inventors: HARUCH, David
CABRERA, Mario, D.
VAN GROUW, Albert
STOCKINGER, Gregory
Title: SWITCHOVER VALVE FOR GAS SUPPLY SYSTEM
Abstract:
A switchover device for providing a continuous supply of a gas such as chlorine to a water system. The switchover device includes an outlet in communication with a chamber as well as with a vacuum source and two inlets also in communication with the chamber. The switchover device further contains a shuttle that may be positioned to isolate the first inlet, the second inlet, or neither inlet.