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Class Information
Number: 137/317
Name: Fluid handling > With repair, tapping, assembly, or disassembly means > Tapping a pipe, keg, or apertured tank under pressure
Description: Devices in which access is gained to a closed container or system by means of a connectable device or tap which comprises a flow passage to receive material from the system and means to form an opening in or open a closed passage of the system, either by removing a plug or by opening a valve which has no other actuating means, the connection being made in a manner which prevents loss of material from the system and/or admission of extraneous matter to it.










Sub-classes under this class:

Class Number Class Name Patents
137/319 Imperforate closure removing and holding tap 21
137/318 With aperture forming means 390
137/324 With core ejectors 0
137/320 With valved closure or bung 25


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8701699 Hot tapping seal assembly Apr. 22, 2014
8651133 Tap safety device Feb. 18, 2014
8613291 Apparatus for repairing and upgrading pipes Dec. 24, 2013
8573243 Fluid delivery device and method Nov. 5, 2013
8522813 Needleless sampling port Sep. 3, 2013
8511328 Plugged hot tap tee Aug. 20, 2013
8201573 Tapping tee assembly Jun. 19, 2012
8176929 Line-stopping sheath spigot assemblies and line-stopping sheath assemblies using the same May. 15, 2012
8056773 Assembly of a tapping keg with a neck and a connecting device and parts therefor Nov. 15, 2011
8052351 Apparatus for connecting a connector pipe to a pipeline Nov. 8, 2011
8047219 Block and bleed plugging tool employing seals on a pipeline exterior Nov. 1, 2011
8028711 Hot tap clamp Oct. 4, 2011
8020580 Drain pipe connector for fluid filters Sep. 20, 2011
8020575 Water line tapping method Sep. 20, 2011
8001988 Verifiable closing and locking system of a cylindrical passageway Aug. 23, 2011
7856997 Removable automatic insertion device with segmented drainage shaft Dec. 28, 2010
7846330 Oil filter drain tool Dec. 7, 2010
7753068 Diversion under load conditions in distribution systems Jul. 13, 2010
7748411 Insertable piggable plug system Jul. 6, 2010
7665481 Pressurized fluid line servicing tool Feb. 23, 2010
7562907 Stabilized tap mounting assembly Jul. 21, 2009
7546847 Locking plug for closing the sidewall of a pipe Jun. 16, 2009
7533788 Valve and tap incorporating same May. 19, 2009
7353839 High temperature completion plug Apr. 8, 2008
7338089 Pipe interruption fitting Mar. 4, 2008
7325559 Method for connecting a branch pipe to a main pipeline and underground network for distributing fluid Feb. 5, 2008
7281543 Apparatus, systems and methods for plugging a high temperature pipe Oct. 16, 2007
7270139 Cam-assisted, wedge actuated, metal-to-metal seal, block and bleed plugging tool Sep. 18, 2007
6976498 Method of fitting a cable into a pipe Dec. 20, 2005
6902201 Device and method for mounting a saddle hub on a pipe and corresponding tap Jun. 7, 2005
6892752 Pipeline isolating device May. 17, 2005
6889703 Deployment of equipment into fluid containers and conduits May. 10, 2005
6840266 Interchangeable fitting Jan. 11, 2005
6832624 Plumbing tool and method for repairing a pipe therewith Dec. 21, 2004
6820636 Plumbing tool Nov. 23, 2004
6745791 Service tools for pipelines containing conduit or cable Jun. 8, 2004
6736156 Method and system for installing cable in pressurized pipelines May. 18, 2004
6691734 Methods and systems for installing cable and conduit in pipelines Feb. 17, 2004
6691733 Tapping connector and method of using same Feb. 17, 2004
6691728 Methods and systems for installing a pipeline within a pipeline Feb. 17, 2004
6681795 Methods and systems for installing cable and conduit in pipelines Jan. 27, 2004
6536463 Method and system for installing cable in pressurized pipelines Mar. 25, 2003
6516496 Device for facilitating manual gripping of pipes and connectors Feb. 11, 2003
6508267 Plumbing tool and method for repairing a pipe therewith Jan. 21, 2003
6357470 Vessel and pipeline insertion tool Mar. 19, 2002
6338359 Dual automatic insertion device Jan. 15, 2002
6307864 Process and device for the baseband transcoding of digital information Oct. 23, 2001
6290432 Diverless subsea hot tap system Sep. 18, 2001
6290431 Diverless subsea hot tap system with lateral pipe tie-in Sep. 18, 2001
6286542 Method and article of manufacture for inserting a locator wire into a subterranean, or otherwise concealed, pressurized plastic pipeline Sep. 11, 2001

1 2 3










 
 
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