Patents
Patents for F16K 5 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary (12,536)
07/1989
07/05/1989EP0322546A2 Ball plug valve
07/05/1989CN2040568U Automatically opening-closing cock
07/04/1989US4844415 Valve
07/04/1989US4844413 Shut-off/equalizing valve with molded seals
07/04/1989US4844410 Adjustable seat assembly for a valve
06/1989
06/29/1989DE3741904A1 Ball valve
06/28/1989CN2040202U 水龙头 Faucet
06/27/1989US4842245 Valve
06/27/1989US4842012 Faucet valve structure
06/20/1989CA1256084A1 Ball valve
06/20/1989CA1256083A1 Flow control device for administration of iv fluids
06/14/1989CN2039373U Leakage self-locking device for gas
06/08/1989DE3740368A1 Seat ring seal for ball valves
06/07/1989EP0318737A2 Spherical cock
06/06/1989US4836500 Assembly and method for installing and retaining valve seals
06/01/1989DE3738387A1 Valve, especially a globe valve
05/1989
05/31/1989EP0318453A2 Sanitary valve
05/30/1989US4834340 Quarter-turn plug valve having adjustable bonnet and tapered raised valve seats
05/24/1989DE3738087A1 Rotary slide valve
05/24/1989CN2038179U Infrared automatic control tap
05/24/1989CN2038172U Valve for automatically controlling water level
05/17/1989CN2037797U Assembling structure of static sealing ring in a ball valve
05/10/1989CN1032846A Valve and valve roller sealing
05/10/1989CN1032845A Valve sealing structure of bracing type
05/03/1989EP0313552A1 Valve means.
05/03/1989CN2037015U Automatic closing gas check
05/03/1989CN2037014U Thermal insulating cock
04/1989
04/26/1989CN1032580A Clamp apparatus for mounting ball valve
04/26/1989CN1004023B Faucet valve with check stop
04/19/1989CN2036231U Self-sealing water tap
04/18/1989US4822000 Eccentric segmented ball valves
04/12/1989CN2035830U Gas flange cock
04/11/1989CA1252450A1 Flanged valve
04/11/1989CA1252449A1 Top entry metal-seated ball valve
04/05/1989EP0310142A1 A ball valve
04/05/1989EP0309678A1 Method for making a ball plug for a plug valve
04/04/1989US4818469 Molded, flexible graphite element coated with a thin tantalum layer
04/04/1989US4817663 Ball or plug valve stem extension and lock mechanism
04/04/1989US4817662 Shut-off valve
03/1989
03/30/1989DE3730419A1 Rotary valve
03/29/1989EP0308554A1 Improved valve
03/28/1989US4815704 Ball valve
03/28/1989US4815701 Spring and seat assembly for ball valves
03/28/1989US4815700 Ball valve with improved seals
03/28/1989CA1251770A1 Ball valve for cryogenic service
03/21/1989US4813649 Ball valve
03/21/1989US4813648 Sanitary valve
03/15/1989EP0161261B1 Cylindrical gate valve apparatus and method
03/15/1989CN2034225U 球阀 Ball
03/15/1989CN2034224U Dual-purpose water tap
03/14/1989US4811652 Constant differential overpressure device
03/08/1989EP0305421A1 Cock
03/07/1989US4809949 Plug valve
02/1989
02/28/1989US4807666 Stopcock valve for high pressure applications
02/23/1989WO1989001584A1 Apparatus for maintenance of ball valve
02/23/1989WO1989001583A1 Ball valves for pipelines
02/23/1989DE3824919A1 Ball valve
02/23/1989DE3809288C1 Shut-off valve for a measuring device
02/22/1989EP0304389A2 Rotary outlet valve
02/21/1989US4806258 Straining and stop valve
02/15/1989EP0303453A1 Ball valves for pipelines
02/08/1989CN2032278U Sanitary main water tap
02/07/1989US4802652 Tapered ball valve
02/01/1989EP0301071A1 Telecontrollable valve.
01/1989
01/31/1989CA1249563A1 Ball valve
01/26/1989WO1989000654A1 Fuel control device
01/26/1989DE3723835A1 Control fitting for flowing media
01/26/1989DE3723542A1 Ball valve
01/25/1989EP0300613A1 Improvements relating to valve seats
01/25/1989EP0300403A1 Profiled sealing gasket for stopcocks with ball valves
01/25/1989EP0300393A2 Ball valve
01/19/1989DE3814555A1 Choke valves for fluidic media
01/11/1989CN2030679U Cock valve for exit pipe handle
01/10/1989US4796858 Dual seal valve
01/10/1989CA1248350A1 Rotary sliding gate valves for molten materials
01/04/1989EP0297382A2 Improved ball-valve
01/03/1989US4795133 Ball valve with a ceramic valve ball and ceramic seat rings
01/03/1989US4795132 Seals
01/03/1989US4794944 Plastic valve
12/1988
12/29/1988DE3819924A1 Ball valve with integrated abrasion-resistant packing rings and without a clearance volume
12/28/1988CA1247587A Ball valve for pipeline
12/20/1988US4792118 Ball valve
12/20/1988US4792117 Material for valve seats
12/20/1988US4791962 Fluid valve with protected valve closing seal
12/15/1988WO1988009892A1 Valve with spherical sealing-faces and locking edges restricting turning movement
12/13/1988US4790512 Remotely operable hermetically sealed plug valve
12/07/1988CN88200366U Inside bearing strip ball valve
12/07/1988CN88200365U Ball bleeder
11/1988
11/30/1988CN88210814U Water tap with self-closing cock when water interrupted
11/22/1988CA1245207A1 Valve stem packing assembly
11/15/1988CA1244745A1 Shut-off/equalizing valve with molded seals
11/09/1988EP0289758A2 Ball valve
11/08/1988CA1244396A1 Valve stem seal
11/08/1988CA1244318A1 Rotary flow control balancing valve for cross-flow cooling towers
11/02/1988CN88201278U Frost protecting device for transporting water
11/02/1988CN88201135U Double-functional valve
11/02/1988CN87215297U Houow plug tap
11/02/1988CN87213374U Water tap
11/01/1988CA1243994A1 Ball valve
10/1988
10/25/1988US4779841 Assembly and method for installing and retaining valve seals