Patents
Patents for F16K 43 - Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose (865)
05/1991
05/07/1991CA1283835C Valve assembly for pipeline
02/1991
02/27/1991EP0290560B1 Shut down valve for use in a subwater position
11/1990
11/28/1990EP0399087A1 Detachable body seat globe valve
11/06/1990US4967779 Method of installing a valve seat in a valve body
11/06/1990CA1275890C Valve assembly for placement over a capped, stub-out which is under water pressure in a dwelling
10/1990
10/24/1990CN1010094B Fluid-delivery valve
10/17/1990EP0392343A1 Valve arrangement for pressure vessel
09/1990
09/19/1990EP0275277B1 Locking of cover against a flange
09/11/1990US4955404 Method and apparatus for sealing leaking valves on compressed gas tanks
09/04/1990US4953587 Ball valves for pipelines
08/1990
08/02/1990DE3902349A1 Device for exchanging a valve which shuts off a pipeline which is under pressure
07/1990
07/25/1990EP0378548A1 Ball valves for pipelines
07/25/1990CN1044160A Non-rising stem valve assembly and method of replacing permanent seal
07/18/1990EP0377945A1 Non-rising stem valve assembly and method of replacing a permanent seal
06/1990
06/27/1990CN2058714U Multi-functional triple-valve set
06/19/1990US4934403 Readily inspectable and cleanable emergency valve for storage tank
02/1990
02/27/1990CA1266219A1 Valve with resilient tubes having constricted portions
02/20/1990US4901752 Apparatus for maintenance of ball valve
01/1990
01/31/1990CN2052091U Self-turn off water tap while water stop
01/23/1990CA1264532A1 Stop changer tool for in-service valve
11/1989
11/28/1989US4883085 Method of installing a stopper in a fitting and apparatus therefor
11/28/1989CA1263358A1 Regulating valve
11/15/1989EP0341449A2 Ball valve
11/14/1989US4880029 Drain valve
10/1989
10/25/1989EP0338030A1 Apparatus for maintenance of ball valve
09/1989
09/21/1989WO1989008799A1 Faucet with auxiliary closure for maintenance
09/19/1989US4867197 High pressure valve
08/1989
08/29/1989US4860784 Non-rising stem valve assembly and method of replacing a permanent seal
07/1989
07/25/1989US4850505 Mechanism for locking of a cover againt a flange
06/1989
06/29/1989DE3153338C2 Actuating device for a valve
06/06/1989US4836238 Unitary valve filter combustion
05/1989
05/30/1989US4834133 Control valve
05/16/1989US4830043 Improvement in rotary valves
03/1989
03/01/1989CN2033459U Automatic discharge gao valve
02/1989
02/23/1989WO1989001584A1 Apparatus for maintenance of ball valve
02/23/1989WO1989001583A1 Ball valves for pipelines
02/15/1989EP0303453A1 Ball valves for pipelines
01/1989
01/31/1989CA1249509A1 Submerged valve control apparatus
01/25/1989EP0300655A2 Device and method for making a third flow connection to a stop valve
11/1988
11/17/1988EP0290560A1 Shut down valve for use in a subwater position.
10/1988
10/11/1988US4776365 Non-turbulent shut-off valve
07/1988
07/27/1988EP0275277A1 Locking of cover against a flange.
06/1988
06/16/1988WO1988004382A1 Shut down valve for use in a subwater position
05/1988
05/05/1988DE3635715A1 Apparatus for removing a fitting which is arranged between two pipe ends
04/1988
04/19/1988US4738275 Cartridge puller for hot and cold water mixing valve
04/12/1988US4736771 Valve assembly for pipeline
04/12/1988US4736766 Flow shut-off valve
03/1988
03/08/1988US4729405 Cock with an incorporated stop-valve
03/02/1988CN87203369U Fixture handling accident to valve on chlorine bottle
03/01/1988US4727901 Ball valve
01/1988
01/14/1988WO1988000309A1 Locking of cover against a flange
11/1987
11/19/1987DE3616766A1 Shuttle valve for 2 safety valves
11/04/1987EP0244068A1 Ball valve for undersea pipelines
10/1987
10/13/1987US4699350 Valve and a process for removing a closure member of the valve
09/1987
09/22/1987CA1227178A1 Valve
09/16/1987EP0237407A1 Cock with an integrated stop cock
03/1987
03/11/1987CN85105795A Fluid-delivery valves
02/1987
02/04/1987CN85105262A Hood for cleaning
01/1987
01/14/1987EP0208412A1 Valve assembly for pipeline
11/1986
11/25/1986US4624281 Control valve
08/1986
08/12/1986US4605031 Method of and device for repairing slide-valve spindles
07/1986
07/22/1986US4601610 Apparatus and method for underwater valve component assembly and disassembly
07/22/1986US4601304 Valve assembly
07/08/1986US4598731 Valve assembly for placement over a capped, stub-out which is under water pressure in a dwelling
07/01/1986US4597147 Stop changer tool for in-service valve
03/1986
03/18/1986US4576195 For use in a fluid dispensing system
03/18/1986US4576193 Device for working on a submerged valve
02/1986
02/26/1986CN85200363U Splash valve located on the lower part of kelly bar
10/1985
10/22/1985US4548224 Faucet repair system
10/08/1985US4545399 Valve
08/1985
08/06/1985CA1191419A1 Soft seating valves
07/1985
07/24/1985EP0149373A1 Mixing valve
07/09/1985US4527586 Structural kit for the installation of a flow regulator valve
05/1985
05/14/1985US4516593 Plumbing repair device and method
03/1985
03/19/1985US4505295 Apparatus for inserting a shut-off device laterally into a pipe
03/12/1985US4503878 Choke valve
02/1985
02/26/1985US4501295 Transfer valve
01/1985
01/09/1985EP0130373A2 Method and apparatus for repairing valve spindles
12/1984
12/11/1984CA1179237A1 Modular check valve
11/1984
11/07/1984EP0124230A2 Valve
11/06/1984US4480812 Trap with reduced force opening means
09/1984
09/04/1984US4469123 Retaining and guiding assembly
09/04/1984US4469122 Modular check valve
05/1984
05/29/1984US4450856 Means for releasably securing hand-wheel to valve spindle
05/16/1984EP0108221A1 Method of and system for the relief of overpressure
05/08/1984US4446883 End loaded valve
05/08/1984CA1166930A1 Valve assembly
05/02/1984EP0107186A1 Gate valve with dual backseat
02/1984
02/15/1984EP0100629A2 Plug valve
02/14/1984US4431022 Line removable valve structure with extensible seal rings on valve cartridge
02/08/1984EP0099945A1 Improvements in or relating to soft seating valves
11/1983
11/15/1983CA1156999A1 Valve
10/1983
10/18/1983US4410003 Rotary plug valve
09/1983
09/26/1983EP0082870A4 Valve bonnet for high temperature service.
09/13/1983US4403626 Valve assembly
09/07/1983EP0087824A2 Plug valve
08/1983
08/09/1983CA1151630A1 Valve assembly
07/1983
07/06/1983EP0082870A1 Valve bonnet for high temperature service
06/1983
06/14/1983US4387735 Line removable valve structure with extensible seal rings on pipeline support structure
06/09/1983EP0067150A4 Dust trap valve with removable double-life door and valve seat member.
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