Pressure and vacuum relief vents; Pressure relief vents; Vacuum relief vents; Pipe-away pressure and vacuum relief vents; Pipe-away pressure relief vents; Pipe-away vacuum relief vents; Thief hatches; Vents; Combination vents and flame arresters; Emergency relief vents; Tank blanketing valves; Fuel tank safety caps; Cowhorn arrangements for connecting flame arresters, and pressure and vacuum conservation vents to a 3-way valve; Gauge hatches; Internal safety valves; Overflow valves; Pressure ...

METALLIC LIQUID RECEPTACLES AND ATTACHMENTS FOR FILLING, VENTING, AND PREVENTING FLAME PROPAGATION IN RECEPTACLES

Metallic containers for storing and dispensing flammable liquids and component parts