US PATENT SUBCLASS 141 / 44
.~ Gas and other material separating passage or chamber

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}
44.~ Gas and other material separating passage or chamber {1}
45  DF  .~.~> Material returned to supply

DEFINITION

Classification: 141/44

(under subclass 37) Apparatus in which gas and other material are flowing together, usually as a result of overflow from a filled receiver, and a passage or chamber is provided in which the gas is separated from the other material.

(1) Note. A mere enlargement of a vent passage, whether for overfill material or not, is not included. Other features characteristic of diverse fluid systems must be present, as filters, gas separating baffles, pressure equalizing means or pumps, separate outlets for gas and liquid, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

86+, for drip collecting in filling systems.

307+, for nonpressure type vents having a trap or chamber therein. See (1) Note.

SEE OR SEARCH CLASS 137, Fluid Handling,

171+, for fluid separating traps or vents in fluid handling systems of general utility, and see the search notes to subclass 171.