| Patents for F16K 3 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing (13,986) |
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| 05/31/1977 | US4026517 Biasable seal for gate valves |
| 05/31/1977 | US4026515 Flow control apparatus |
| 05/17/1977 | US4023774 Orifice unit of a needle valve |
| 05/17/1977 | US4023594 Throttle |
| 05/10/1977 | US4022427 Sleeve valve mandrel and seal means for indexing valve assembly |
| 05/10/1977 | US4022426 Indexing valve mechanism |
| 05/10/1977 | US4022422 Stemless bantam valve |
| 05/10/1977 | US4022241 Damper sealing structure |
| 05/10/1977 | US4022240 Slide valve sealant system |
| 04/26/1977 | US4019534 Needle valve assembly |
| 04/19/1977 | US4018420 Slide valve for closing a large pressurized gas conveying pipe |
| 04/19/1977 | US4018417 Valve and seal assembly therefor |
| 04/12/1977 | US4017058 Retainer for seat ring on gate valve |
| 04/05/1977 | US4015817 Stop means for valves |
| 04/05/1977 | US4015815 Contamination-resistant valve for high-temperature, high-pressure applications |
| 04/05/1977 | US4015631 Gas taps |
| 03/22/1977 | US4013090 Gate valve rotating disc |
| 03/15/1977 | US4011893 Flow control valve |
| 03/15/1977 | US4011889 Piston valve |
| 03/15/1977 | US4011886 Sleeve valve |
| 03/08/1977 | US4010928 Piston-operated parallel-slide gate valve |
| 03/01/1977 | US4009727 Valve liner for a knife gate valve |
| 02/22/1977 | US4008737 Multi-path valve structure with means providing smooth flow patterns |
| 02/15/1977 | US4007911 Packingless gate valve and actuator assemblies |
| 02/15/1977 | US4007906 Main steam isolation valve |
| 02/15/1977 | US4007545 Method for adjusting temperature and pressure of a fluid |
| 02/01/1977 | US4005849 Butterfly valve |
| 02/01/1977 | US4005728 Faucet valve |
| 01/25/1977 | US4004775 Plug valve |
| 01/18/1977 | US4003561 Pouring of metals |
| 01/04/1977 | US4000878 Quieting means for a fluid flow device |
| 12/21/1976 | US3998426 Clamshell-type hydraulic flow control gate |
| 12/14/1976 | US3997141 Flow control valve |
| 12/14/1976 | US3996750 Flat throttling gate |
| 11/23/1976 | US3993285 Double disc gate valve with entrapped stem connection |
| 11/23/1976 | US3993099 Plug valves |
| 11/23/1976 | US3993092 Gate valve with replaceable liner |
| 11/16/1976 | US3991974 Butterfly valve |
| 11/09/1976 | US3990678 Air flow control device |
| 11/09/1976 | US3990677 Expansible plug valve |
| 11/09/1976 | US3990676 Gasket and valve construction |
| 11/09/1976 | US3990475 Low noise valve trim |
| 11/02/1976 | US3989224 Sliding gate assembly for irrigation pipes |
| 11/02/1976 | US3989058 Modular valve |
| 10/26/1976 | US3987999 Precision metering valve structure |
| 10/12/1976 | US3985336 Drip irrigation valve |
| 10/12/1976 | US3985332 Non-refillable safety valve |
| 10/12/1976 | US3985155 Plug valves |
| 09/21/1976 | US3981066 Method and apparatus for inserting seal rings into restricted grooves |
| 09/07/1976 | US3978891 Quieting means for a fluid flow control device |
| 08/31/1976 | US3977435 Controlled pressure drop valve |
| 08/24/1976 | US3976094 Guided slide valve |
| 08/17/1976 | US3974853 Drip irrigation valve with spring biased plunger |
| 08/10/1976 | US3973753 High vacuum gate valve |
| 08/03/1976 | US3972507 Valve construction |
| 07/20/1976 | US3970109 Shutoff and control slide |
| 07/20/1976 | US3969924 Fluid flow control apparatus and method |
| 07/06/1976 | US3967810 Pipeline inlet valve |
| 07/06/1976 | US3967642 Air volume regulator for air conditioning systems |
| 06/29/1976 | US3966168 Pressure responsive valve |
| 06/22/1976 | US3964516 Flow control valve for decoking |
| 06/22/1976 | US3964507 Slide valve with integrated removable internals |
| 06/15/1976 | US3963214 Resilient seated gate valve with split body |
| 06/15/1976 | US3963211 Rotary valve |
| 06/08/1976 | US3961768 Plunger valves |
| 05/25/1976 | US3958592 Safety shut-off valve |
| 05/18/1976 | US3957245 Gate valve structure |
| 05/11/1976 | US3955796 Flow control apparatus |
| 05/11/1976 | US3955591 Insert type sliding gate valve |
| 05/04/1976 | US3954249 Drain devices in hydraulic control circuits |
| 05/04/1976 | US3954124 High energy loss nested sleeve fluid control device |
| 04/13/1976 | US3949966 Variable constant flow selector valve |
| 03/30/1976 | US3946986 Flow regulating valve |
| 03/30/1976 | US3946772 Closure gate apparatus having material flow guiding structure |
| 03/23/1976 | US3945606 Gate valve |
| 03/23/1976 | US3945605 Multiple plate valve |
| 03/23/1976 | US3945604 Packingless gate valve and actuator assemblies |
| 03/02/1976 | US3941350 Quieting means for a fluid flow control device using vortical flow patterns |
| 02/17/1976 | US3938779 Plastic valve |
| 02/17/1976 | US3938713 Flow regulator for sediment collecting chambers of a separating device |
| 02/10/1976 | US3937442 Gate valve having O-ring seal |
| 02/10/1976 | US3937247 Valve for fluids containing abrasive particles |
| 01/27/1976 | US3934813 Concrete pump valve |
| 01/27/1976 | US3934612 Fluid valve with wide temperature range |
| 01/20/1976 | US3933339 Water faucet with slider |
| 01/13/1976 | US3931953 Ultra high vacuum valve |