Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 47 - Means in valves for absorbing fluid energy
Patents for F16K 47 - Means in valves for absorbing fluid energy (5,284)
01/1982
01/06/1982EP0043193A1 Valve
01/06/1982EP0043188A1 Method of attenuating fluid flow passing through a valve and a valve therefor
12/1981
12/30/1981EP0042523A2 Mixing valve for sanitary installations
12/30/1981EP0042403A1 Erosion resistant valve
12/29/1981CA1115173A1 Steam valve of turbine system in power generating plant
11/1981
11/24/1981CA1112981A1 Low noise fluid pressure reducer
11/18/1981EP0039995A1 Fluid pressure reducing valve
11/17/1981CA1112541A1 Adjustable flow control
10/1981
10/20/1981US4295632 Method and apparatus for reducing torque on an air damper
10/20/1981US4295493 Drag ball valve including variable pressure reducing means
10/20/1981US4295487 Cleanout apparatus for flow control valves
10/06/1981US4292991 Erosion resistant valve
09/1981
09/16/1981EP0035605A1 Excluding device for gaseous media comprising an equipment for damping of selfexciting acoustic vibrations in cavities
09/09/1981EP0035073A1 Valve with damping device for the acoustic vibrations started by the working medium itself
09/09/1981EP0035056A1 Replaceable cartridge valve assembly and sanitary fitting
09/01/1981US4286621 Dual acting check valve dampener
08/1981
08/12/1981EP0033428A1 Low noise level liquid tap
08/11/1981US4283041 Metering valve
08/04/1981US4281678 Throttling mud choke apparatus
07/1981
07/28/1981CA1105921A1 Choke for controlling the flow of drilling mud
07/22/1981EP0032372A1 Mixing valve with a noise reducing device
07/22/1981EP0032346A1 Safety valve having a hydraulic brake
07/21/1981US4279402 Explosion barring shutoff device
07/21/1981US4279274 Fluid control device with disc-type flow restrictor
07/14/1981US4278234 Minute flow regulating valve
07/07/1981US4276906 Single-seat globe control valve
07/07/1981CA1104467A1 Force limiting device for an actuator rod
06/1981
06/25/1981WO1981001734A1 Erosion resistant valve
06/23/1981US4274439 Control valve having a disc shaped throttle
06/23/1981US4274434 Automatic low-friction check valve
06/02/1981US4270571 High pressure letdown valve
05/1981
05/26/1981US4269227 Valve apparatus
05/12/1981US4267045 Labyrinth disk stack having disks with integral filter screens
05/05/1981CA1100387A1 Orifice trim and backpressure plate for high pressure valves
04/1981
04/28/1981US4263939 Single stage regulator with surge reducing valve
04/14/1981US4261389 Gas injecting valve for suspensions
04/14/1981US4261380 Flow regulator having damping means
03/1981
03/31/1981US4258751 Slide plate for valves
03/31/1981US4258750 Labyrinth trim valve
03/24/1981US4257891 Dual disc pressure release valve
03/24/1981US4257453 Peep valve with improved vibration damping
03/24/1981US4257452 Biased open direct response valve with damping means
03/24/1981US4257442 Choke for controlling the flow of drilling mud
03/17/1981US4256284 High energy loss fluid flow control device
02/1981
02/17/1981US4250916 Check valve with damping device
02/10/1981US4249574 Orifice trim and backpressure plate for high pressure valves
02/03/1981US4248270 Reduced noise water valve provided with flow control
01/1981
01/28/1981EP0023172A1 Anti-vibration valve
01/28/1981EP0022941A1 Safety valve for blower
01/28/1981EP0022916A1 Check valve
01/13/1981US4244388 Combination valve
01/07/1981EP0021029A1 Valve with silencing inserts
01/06/1981US4243202 Water induction system for internal combustion engines
12/1980
12/30/1980US4241815 Variable-throttle valve
12/23/1980US4240606 Fill valve
11/1980
11/12/1980EP0018438A1 Water tap for sanitary purposes
11/04/1980US4231395 Non-return valve
11/04/1980US4231393 Arrangement in or relating to a valve
10/1980
10/14/1980CA1087490A1 Variable orifice valve
10/01/1980EP0016304A1 Choke for controlling the flow of drilling mud
09/1980
09/09/1980US4221037 Method for manufacturing a fluid control device with disc-type flow restrictor
08/1980
08/26/1980CA1084264A1 Pressure equalizing valves
08/19/1980US4218041 Low noise slide valve
08/19/1980US4217931 Adjustable check valve
07/1980
07/29/1980US4214607 Unidirectional flow limiter
07/23/1980EP0013601A1 Variable flow control valve
07/15/1980US4212321 Low noise rotary control valve
06/1980
06/24/1980CA1080084A1 Low noise slide valve
06/17/1980US4207919 Digital fluid flow control system
06/11/1980EP0011683A1 Control valve with double-acting kick-out means
06/10/1980US4206901 Pressure-actuated valve with metering choke
06/10/1980CA1079253A1 Anti-cavitation valve
06/03/1980US4205696 Fluid control valve
05/1980
05/13/1980US4202526 Valve
05/13/1980CA1077354A1 Reed valve assembly for exhaust system secondary air
04/1980
04/22/1980CA1075985A1 Steam conditioning valve
04/15/1980US4197877 Pressure reducing valve
04/08/1980US4196885 Adjustable flow control
02/1980
02/26/1980US4190076 Damping valve for pressure regulator
02/20/1980EP0008025A1 Control device for the flow of a gaseous medium in a conduit
01/1980
01/29/1980US4185664 Low noise fluid pressure reducer
01/15/1980US4183375 Multi-path valve structure having extended life
12/1979
12/25/1979US4180240 Low noise level control valve
12/25/1979US4180100 Control valve having a low noise throttling device
12/25/1979US4179883 Reed valve assembly
12/04/1979US4176683 Flow regulator
10/1979
10/30/1979US4172468 Pressure shock absorber for oxygen-regulator supply system
10/16/1979US4171007 Unidirectional flow limiter
10/02/1979CA1063630A1 Variable-throttle valve
09/1979
09/25/1979US4168722 Feather valve
07/1979
07/31/1979US4162784 Pressure equalization apparatus and method
06/1979
06/26/1979CA1057161A1 Flow regulator
06/12/1979US4157808 Precision flow controller
06/05/1979US4157099 Low noise faucet
05/1979
05/15/1979US4154263 Control valve
04/1979
04/24/1979US4150696 Arrangement for suppressing vibrations caused by the flow of a flowable medium
04/17/1979US4149563 Anti-cavitation valve
04/10/1979US4148340 Digital fluid flow control system
04/03/1979US4147179 Pressure governor valve equipped with flow control valve
01/1979
01/23/1979CA1046896A1 Flow control valve
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