Patent ID: 7017604

Claim:
A valve assembly, comprising: a vessel or conduit, said vessel or conduit including a process on an interior thereof; and a valve, said valve including: a valve body; an internal cavity formed in said valve body; an orifice formed in said valve body, said orifice being in communication with said internal cavity and said interior of said vessel or conduit; a sealing tip for opening and closing said orifice; and an outlet formed in said valve body, said outlet being in communication with said internal cavity, wherein at least one of said valve body, said sealing tip and said vessel or conduit includes at least one space formed therein between said interior of said vessel or conduit and said internal cavity, said at least one space including an active or passive thermal insulation forming at least a partial barrier to the flow of heat between said internal cavity and said interior of said vessel or conduit.