Device for safe removal of a sealing stopper from a gas pipeline comprises a cutter head supported and guided by a holding/support device that is fixed in a force-locking manner to the gas pipeline by a fixing device

摘要

Device (1) for safe removal of a sealing stopper (2) from a gas pipeline (3) comprises a cutter head (7) supported and guided by a holding/support device (6) that is fixed in a force-locking manner to the gas pipeline by a fixing device. An independent claim is also included for a process for safe removal of a sealing stopper from a gas pipeline. Preferred Features: The fixing device has at least one collar (9) that lies around the gas pipeline and consists of two half-shells (11, 12) that can be fixed in a force- locking manner to the gas pipeline.