US PATENT SUBCLASS 137 / 252
.~.~ Branched passage for sealing liquid

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

247  DF  WITH LIQUID VALVES OR LIQUID TRAP SEALS {3}
251.1  DF  .~ Liquid valves {3}
252.~.~ Branched passage for sealing liquid

DEFINITION

Classification: 137/252

(under subclass 251) Apparatus in which at least one side of the liquid valve is provided with a branching path whereby as the sealing liquid rises on that side beyond a predetermined point it divides into a plurality of branches.

SEE OR SEARCH THIS CLASS, SUBCLASS:

472, for pop safety valves in which the top pressure reactor is in a branched released path.