Safety valve

Details Safety valve Safety valve

1989-01-17

1990-06-19

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

13753329, F16K 1506

Patent

active

049344056

ABSTRACT:
A safety valve wherein the downstream end of the body has a threaded portion for securing the safety valve to a high pressure tank. The downstream end of the body also has a passage therethrough interconnecting the downstream end with the upstream end. A portion of the passage adjacent the downstream end of the safety valve includes a threaded portion for receiving a service valve.

REFERENCES:
patent: 1213108 (1917-01-01), Keynton
patent: 2917077 (1959-12-01), Ziege
patent: 4766927 (1988-08-01), Conatser

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