Matches 201 - 250 out of 256 < 1 2 3 4 5 6 >
Match Document Document Title
3412755 Pressure actuated valve  
3407843 Hydraulic safety system and device  
3407827 Automatic shut-off valve  
3406713 Safety flow controller for a hydraulic line  
3400734 Automatically responsive shutoff valve  
3393512 Hydraulic braking system with safety devices  
3381707 Automatic control valve particularly for gas bottles  
3368581 Valve for acetylene gas and the like with safety shut-off  
3351094 Excess flow shut-off servo valve  
3335711 Easy starting compression release valve  
3332498 Remote automatic control of subsurface valves  
3326233 Bi-directional valve  
3293389 Valves for hydraulic systems  
3265134 Well safety valve  
3244194 Blast closure valve  
3232332 Fuel burner control arrangement  
3221764 Excess flow controlled shut-off for pilot controlled regulator  
3212555 Automatic gun integrity checking system  
3211173 Combined service t and excessive-flow safety valve  
3210043 Apparatus for controlling the flow of fluids  
3200214 Flow control devices  
3183928 Automatic shut-off valve  
3177890 Automatic flow rate responsive shut-off valve  
3171432 Safety device for pressurized-fluid dispensing install ations  
3158174 Safety shut off for fluid loading  
3154350 Safety valves for vehicle brake systems  
3131714 Automatic control system  
3089512 Automatic mechanism operated by a pre-set pressure  
3079938 Pressure operated shut-off valve  
3070119 Well tools  
3057373 Flow limiting valve  
3050132 Fluid pressure operated shut-off valve for wells  
3037524 Check valve for multi-line hydraulic systems  
2979939 Leak detection device  
2965730 Safety cutoff valve with indicator switch  
2958335 Safety sealing device for oil brakes  
2952387 System for detecting leaks in pipe lines and the like  
2952389 Leak detecting apparatus  
2952390 Leak detecting system  
2948290 Method of and mechanism for the actuation of a quick-action shut-off device for pressure-pipe lines  
2943636 Fluid handling structure  
2931178 Safety attachment for fluid pressure operated brake system  
2926690 Pressure responsive flow-stop valve  
2906286 Safety valve  
2882921 Shutoff valve for fluid pressure mains  
2879791 Hydraulic system safety valve  
2849987 Hydraulic valve operator control system  
2833117 Brake safety shut-off valve  
2829497 Safety device for hydraulic brakes  
2821995 Safety valve  
Matches 201 - 250 out of 256 < 1 2 3 4 5 6 >