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Class Information
Number: 137/171
Name: Fluid handling > Diverse fluid containing pressure systems > Fluid separating traps or vents
Description: Apparatus which separates and provides for the removal of one or more of the diverse fluids from the system.










Sub-classes under this class:

Class Number Class Name Patents
137/197 Discriminating outlet for gas 57
137/177 Discriminating outlet for liquid 47
137/172 Liquids separated from liquid 77
137/173 Plural discriminating outlets for diverse fluids 18
137/203 With liquid emptying means 36


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8651126 Controllable and cleanable steam trap apparatus Feb. 18, 2014
8550106 Pressure-relief valve of a housing for an electrical/electronic unit Oct. 8, 2013
8262760 Process flowstream collection system Sep. 11, 2012
8230613 Clothes treating apparatus Jul. 31, 2012
8069873 Method and apparatus for removing liquids from risers Dec. 6, 2011
8002866 Steam-water separator Aug. 23, 2011
7993426 Moisture separator Aug. 9, 2011
7964029 Process flowstream collection system Jun. 21, 2011
7938213 Vehicle drain hole structure May. 10, 2011
7930899 Accumulator of refrigeration cycle system Apr. 26, 2011
7661405 Throttle valve device for an internal combustion engine Feb. 16, 2010
7578967 Steam collapsing apparatus and system Aug. 25, 2009
7383852 Self sealing water trap Jun. 10, 2008
7344579 Pipe trap Mar. 18, 2008
7169616 Method of purging trapped gas from a system fluid contained in an actuation valve Jan. 30, 2007
7104272 Vehicle battery fluid supply system with vacuum source Sep. 12, 2006
6913040 Hydraulic fluid reservoir Jul. 5, 2005
RE38434 Closed oil liquid ring gas compression system with a suction injection port Feb. 24, 2004
6694999 Systems for well gas collection and processing Feb. 24, 2004
6397877 Blowdown manifold evacuator for nuclear power plants Jun. 4, 2002
6394123 Liquid circuit reservoir May. 28, 2002
6227222 Closed oil liquid ring gas compression system with a suction injection port May. 8, 2001
6164311 Pressure regulator for watering system Dec. 26, 2000
6119711 Multiple well header system for collection of methane coal gas Sep. 19, 2000
6065486 Two phase flow dispersion device May. 23, 2000
5931349 Viscous fluid discharging apparatus for manufacturing semiconductors having a removable bubble capturing portion Aug. 3, 1999
5769628 Furnace exhaust system with regulator Jun. 23, 1998
5706850 Oil diffuser Jan. 13, 1998
5664599 Flow controller for a particle sensor Sep. 9, 1997
5548944 Vacuum operated processing station having a liquid separating system Aug. 27, 1996
5544672 Slug flow mitigation control system and method Aug. 13, 1996
5476525 Steam condensate recovery component Dec. 19, 1995
5391361 Condensate separator Feb. 21, 1995
5375618 Multiphase fluid regulating and distributing device Dec. 27, 1994
5293893 Empty drum detecting apparatus Mar. 15, 1994
5218985 Method and apparatus for eliminating unequal phase splitting at piping junctions Jun. 15, 1993
5147426 Centrifugal separator for preparing automotive exhaust gas for pollution testing with pressure compensation Sep. 15, 1992
5088518 Steam restricter device Feb. 18, 1992
5060686 Multi-piece nozzle for steam condensate removal devices Oct. 29, 1991
5044392 Condensate drainage device for closed circuit steam installations Sep. 3, 1991
5017199 Spent solvent recovery in circuit processing May. 21, 1991
4993517 Oil-fill opening for introducing lubricating oil into an internal combustion engine Feb. 19, 1991
4987918 Trap for steam condensates Jan. 29, 1991
4964420 Distributor Oct. 23, 1990
4945343 System and method for detection of malfunctioning steam traps Jul. 31, 1990
4907305 Bubbling bathtub system Mar. 13, 1990
4887512 Vent reservoir in a fluid system of an automatic transmission system Dec. 19, 1989
RE33043 Air bleeding system for hydraulic closed circuits Sep. 5, 1989
4715398 Liquid level control Dec. 29, 1987
4705212 Method and apparatus for managing steam systems Nov. 10, 1987

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