Closure for pipeline, has closure body that is held at wall of pipeline, where closure body has multiple permanent magnetic closure elements

摘要

The closure (2) has a closure body (6) that is held at a wall (5) of a pipeline (1), where the closure body has multiple permanent magnetic closure elements (7,8,9,10). A magnetic or permanent magnetic material containing casing element (4) is arranged at an outer wall (3) of the pipeline. /An independent claim is also included for a method for manufacturing a closure for a pipeline.