US PATENT SUBCLASS 141 / 58
.~.~.~ Constant bleed

Current as of: June, 1999
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141 /   HD   FLUENT MATERIAL HANDLING, WITH RECEIVER OR RECEIVER COACTING MEANS

37  DF  DIVERSE FLUID CONTAINING PRESSURE FILLING SYSTEMS INVOLVING RECEIVER GAS CONTENT MODIFICATION {11}
54  DF  .~ With plural diverse passages for gas to receiver or head {3}
57  DF  .~.~ Receiver vented to atmosphere before separation (e.g., snift) {1}
58.~.~.~ Constant bleed

DEFINITION

Classification: 141/58

(under subclass 57) Apparatus in which the vent to atmosphere remains open continuously during the operation of the apparatus.

SEE OR SEARCH CLASS

137, Fluid Handling,

513.3+, for valves having a bleed or continuously open passage.