Cylindrical vessel sealing component - has interchangeable seal between rectangular plate and internal rectangular member

摘要

The sealing component is used for the cylindrical portion of a pressure vessel having a square or rectangular filler hatch. The component is esp. used in the chemical and foodstuffs industries, the component being secured to a rectangular holding portion. There is a rectangular plate which is detachably secured on this portion with the aid of screws, and in turn has screwed to it an internal rectangular member acting as a seal support. An interchangeable seal fits between the plate and internal member.