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Class Information
Number: 137/319
Name: Fluid handling > With repair, tapping, assembly, or disassembly means > Tapping a pipe, keg, or apertured tank under pressure > Imperforate closure removing and holding tap
Description: Devices in which the system has an opening closed by a plug, cap, cork or other imperforate closure, and the connectable part has means to engage, completely remove and hold the closure, which may or may not be replaced in closing position upon disconnection of the parts.

Patents under this class:

Patent Number Title Of Patent Date Issued
8402992 Branching unit for boring without stopping passage of fluid Mar. 26, 2013
8156959 Branching unit for boring without stopping passage of fluid Apr. 17, 2012
8015992 Z valve Sep. 13, 2011
6810903 Conduit flow controller Nov. 2, 2004
5957147 Retaining snap ring safety adapter Sep. 28, 1999
5934304 Apparatus and method for gas meter bypass Aug. 10, 1999
5634484 Device and method for remotely venting a container Jun. 3, 1997
5479955 Method and apparatus for aseptically filling containers Jan. 2, 1996
5472011 No shut-off repair apparatus for stop valves Dec. 5, 1995
5099868 Method and apparatus for replacing utility outlets Mar. 31, 1992
4899780 Device for use in connection with tapping off fluid from or filling fluid into a container Feb. 13, 1990
4809735 Valve and tapping tee apparatus and method Mar. 7, 1989
4779636 Installing reservoir taps Oct. 25, 1988
4730636 Valve and tapping tee apparatus and method Mar. 15, 1988
4648419 Assembly of pipes Mar. 10, 1987
4505295 Apparatus for inserting a shut-off device laterally into a pipe Mar. 19, 1985
4420012 Device for use in connection with tapping off fluid from or filling fluid into a container Dec. 13, 1983
4335757 Temporary pipeline capping unit and method of using same Jun. 22, 1982
4204661 Wasteless connecting valves May. 27, 1980
4175581 Apparatus for removing a fitting Nov. 27, 1979
4100929 Across the line plugging apparatus and method Jul. 18, 1978

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