Patent ID: 7368038

Claim:
An apparatus used in the distillation of materials, said apparatus comprising a vessel, a bag within the interior of said vessel for containing said materials, said vessel having an internal wall surface and an outlet for vapor to exit said vessel from the distillation of said materials, an anti-pressure system for said vessel, said anti-pressure system wherein said outlet has a first side communicating with said vessel interior and a second side communicating with the exterior of said vessel, a conduit extending downwardly into said vessel adjacent said internal wall surface of said vessel and between said bag and said internal wall surface, said conduit communicating with said second side of said outlet, said conduit having at least one opening in communication with said vessel interior to allow vapor from said vessel to enter said conduit through said opening and to exit said vessel through said second side of said outlet, said conduit being formed by an elongated shroud secured to an internal wall surface of said vessel, said second side of said outlet formed by an elbow communicating with said vessel exterior and said conduit communicating with and extending downwardly from said elbow.