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Class Information
Number: 137/471
Name: Fluid handling > Line condition change responsive valves > Pop valves > Pop pressure reactor in inflow to valve
Description: Valves in which the reactor is in the inlet to the valve seat.










Patents under this class:

Patent Number Title Of Patent Date Issued
8474479 Multifunction relief valve and airplane emergency hydraulic power source unit having the same Jul. 2, 2013
8360095 High-pressure valve Jan. 29, 2013
8245725 Pressure relief device Aug. 21, 2012
8028719 Control stop and flushing system Oct. 4, 2011
7207350 Pressure valve Apr. 24, 2007
RE37989 Pressure relief valve for pressure equalization between a closed space and the surrounding atmosphere Feb. 18, 2003
6263907 Valve device of a storage tank for transporting oils or chemical compounds Jul. 24, 2001
5873384 Pressure relief valve for pressure equalization between a closed space and the surrounding atmosphere Feb. 23, 1999
5307831 Safety relief valve for pressure vessels May. 3, 1994
5078177 Pop-type relief-valve construction Jan. 7, 1992
5060688 Pressure relief valve for pressure equalization between a closed space and the surrounding atmosphere Oct. 29, 1991
4727903 Fluid shutoff valve Mar. 1, 1988
4598685 Fuel pumping apparatus Jul. 8, 1986
4092998 Automatic pressure regulator Jun. 6, 1978
3980135 Self-contained, retrievable valving assembly Sep. 14, 1976











 
 
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