Seal element for a pipeline pig
AssigneeRosen Swiss AG
InventorPatrik Rosen
Life of this patent
Estimating the term…
Abstract
Seal element for a pipeline pig, which is transferable from a propulsion position into a sealing position, in which the seal element presses against an inside of a pipeline wall, wherein the seal element has at least one preferably ring-shaped hollow body, which can be filled with fluid and emptied, whereby the seal element is transferable between propulsion position and sealing position.
Claims19
A seal element (2) for a pipeline pig, which is transferable from a propulsion position into a sealing position, in which the seal element (2) presses against an inside of a pipeline wall, characterized in that the seal element (2) has at least one preferably ring-shaped hollow body (4), which can be filled with fluid and emptied, whereby the seal element (2) is transferable between propulsion position and sealing position.
The pig as claimed in any one of the preceding claims, characterized in that the pig (16) has an x-ray fluorescence sensor (20).
Dependencies are inferred from the claim text.