Patents for F16K 47 - Means in valves for absorbing fluid energy (5,284)
01/1979
01/09/1979CA1045938A1 Throttle valve
12/1978
12/26/1978CA1044985A1 High energy loss device
12/19/1978CA1044562A1 Device for adapting the rate of flow of an automatic drinking bowl
12/12/1978CA1044113A1 Valve body for sleeve valve
12/05/1978US4128109 Pressure let-down valve assembly for handling abrasive liquids
11/1978
11/28/1978US4127146 High energy loss device
11/14/1978US4125129 Fixed and variable resistance fluid throttling apparatus
09/1978
09/12/1978US4112970 Oscillation damping pressure relief valve
08/1978
08/29/1978US4109683 Throttle valve
08/22/1978US4108210 Control valve trim assembly
08/22/1978CA1036896A1 Diverter valve
08/22/1978CA1036895A1 Safety lock-out valve
08/15/1978US4106525 Fluid pressure control
08/08/1978US4105048 High energy loss device
08/08/1978US4105043 Faucet valve
08/01/1978US4103702 Sound proofed valve for fluid under pressure
08/01/1978US4103696 Control valve
07/1978
07/18/1978US4100938 Flow control unit for air distribution system
07/04/1978US4098294 Flow control valve
05/1978
05/16/1978US4089350 Device for adapting the rate of flow of an automatic drinking bowl
04/1978
04/25/1978US4085774 Anticavitation and low noise means for rotary valves
04/11/1978US4083380 Fluid valve assembly
03/1978
03/28/1978US4080982 Sleeve valve
03/21/1978US4079750 Vacuum delay valve
03/21/1978US4079745 Valves for regulating flow rate
03/14/1978US4078582 Two-stage control valve
02/1978
02/21/1978USRE29546 Drip level irrigation
02/14/1978US4073311 Flow control valve
01/1978
01/17/1978US4068683 High energy loss device
12/1977
12/06/1977US4061535 Industrial technique
11/1977
11/29/1977US4060099 Controlled pressure drop valve
11/15/1977US4058287 Pilot-operated valve having constant closing rate
11/08/1977US4057072 Unloader valve
11/01/1977US4056125 Extended life structure for spool valve
09/1977
09/27/1977US4050479 Fluid resistance device
09/20/1977US4049017 Adjustable relief valve
09/13/1977US4047695 Adjustable choke
09/13/1977US4047540 Multi-path valve structure having extended life and backwashing capability
08/1977
08/30/1977US4044992 High energy loss fluid flow control device
08/30/1977US4044991 High energy loss fluid flow control device
08/16/1977US4041982 Double wall plug control valve
08/09/1977US4040442 Valve seat construction for valves for controlling the pressure of liquids
08/09/1977US4040440 Silenced valve construction
07/1977
07/26/1977US4037615 Fluid control valve
07/19/1977US4036248 Valve body for sleeve valve
05/1977
05/24/1977US4024891 Control valve with noise abating features
05/17/1977US4023594 Throttle
05/10/1977US4022423 Control valve
05/10/1977US4022422 Stemless bantam valve
04/1977
04/26/1977US4019533 Digital valve assembly
04/19/1977US4018245 Perforated valve trim and method for producing the same
03/1977
03/08/1977US4011287 Steam conditioning valve
02/1977
02/22/1977US4008737 Multi-path valve structure with means providing smooth flow patterns
02/22/1977US4008732 Diverter valve
02/15/1977US4007908 Process and device for attenuating noise caused by a valve during the expansion of a fluid
01/1977
01/25/1977US4004613 Flow control valve
01/04/1977US4000878 Quieting means for a fluid flow device
01/04/1977US4000684 Safety lock-out valve
12/1976
12/21/1976US3998427 Self-cleaning drip irrigation valve
12/21/1976US3998244 Drip irrigation valve with helical flow path
12/07/1976US3995430 Valve noise suppression by fluid recirculation
11/1976
11/09/1976US3990475 Low noise valve trim
10/1976
10/26/1976US3987811 Control valve mechanism for cleaning apparatus using fluids
10/12/1976US3985150 Ball valve for valving abrasive fluids
09/1976
09/07/1976US3978891 Quieting means for a fluid flow control device
09/07/1976US3978885 Unbalance pressure actuator for a flow control apparatus having noise and vibration reducing arrangement thereon
08/1976
08/31/1976US3977435 Controlled pressure drop valve
07/1976
07/27/1976US3971415 Throttle valve
07/27/1976US3971411 Variable resistance type throttling trim
07/27/1976US3971399 Arrangements for preventing or minimizing over-pressures in gas pipes
06/1976
06/22/1976US3964516 Flow control valve for decoking
05/1976
05/25/1976US3958604 Control valve
05/11/1976US3955794 Hermetically sealed valve with fixed diffuser
05/11/1976US3955591 Insert type sliding gate valve
05/04/1976US3954124 High energy loss nested sleeve fluid control device
04/1976
04/27/1976US3952994 Throttling and shut-off valve
04/20/1976US3951169 Sanitary water valve
04/06/1976US3948479 Labyrinth type valve for high pressure drop applications
03/1976
03/09/1976US3942551 Hydraulic damping means for hinged check valve
03/02/1976US3941350 Quieting means for a fluid flow control device using vortical flow patterns
02/1976
02/17/1976US3938777 Control valves
02/10/1976US3937248 Fluid flow control system employing a plurality of digital valve elements
01/1976
01/27/1976US3934812 Valve construction and flow restrictor for use therewith
01/20/1976US3933174 Valve with a pulsation damping device
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