| Patents for F16K 39 - Devices for relieving the pressure on the sealing faces (1,335) |
|---|
| 04/08/1980 | CA1075126A1 Balanced valve with pressure sensing means |
| 03/25/1980 | US4194528 Spherical valve seal piston detecting and locking arrangement |
| 03/18/1980 | US4193418 Arrangement for preventing excess pressure in the housing of shut-off valves |
| 01/29/1980 | CA1070595A1 Valves |
| 09/19/1979 | EP0004209A1 Steam inlet valve |
| 09/04/1979 | CA1061678A1 Reset assembly for slam-shut valve |
| 08/21/1979 | US4164959 Metering valve |
| 06/26/1979 | US4159024 Fluid control valve |
| 01/30/1979 | US4136853 Slide valve |
| 01/30/1979 | CA1047362A1 Bi-directional pressure balanced valve |
| 01/16/1979 | CA1046479A1 Plug valve |
| 01/09/1979 | CA1046042A1 Balanced plug valve |
| 01/02/1979 | CA1045503A1 Control valve |
| 12/05/1978 | US4128113 Double plug shuttle valve |
| 10/24/1978 | CA1041070A1 Valve protective mechanism for power operated valves |
| 10/17/1978 | US4120319 Manifold assembly for compressed air storage tank or the like |
| 10/10/1978 | CA1040185A1 Faucet valve and seal therefor |
| 10/10/1978 | CA1040182A1 Electromagnetic two-way valve |
| 09/26/1978 | CA1039146A1 Control valve |
| 04/04/1978 | US4082116 Electromagnetic two-way valve |
| 02/28/1978 | US4076211 Ball valve |
| 02/07/1978 | CA1025836A1 Closing assist for valves |
| 01/10/1978 | US4067359 Reset assembly for slam-shut valves |
| 12/20/1977 | US4063709 Butterfly valve |
| 12/20/1977 | US4063707 Valve protective mechanism for power operated valves |
| 08/16/1977 | US4042178 Shutoff valve construction particularly for high pressure |
| 07/12/1977 | US4034776 Balanced plug valve |
| 06/14/1977 | US4029293 Control valve |
| 06/07/1977 | US4027851 Faucet valve and seal therefor |
| 06/07/1977 | US4027694 Control valve |
| 05/24/1977 | US4024884 Closing assist for valves |
| 05/10/1977 | US4022247 Balanced valve with pressure sensing means |
| 01/11/1977 | US4002319 Bi-directional pressure balanced valve |
| 06/15/1976 | US3963048 Poppet valve assembly |
| 02/10/1976 | US3937247 Valve for fluids containing abrasive particles |