Pipeline Apparatus
AssigneePipe Transformations Ltd
InventorRobert Peter Enston
Life of this patent
Estimating the term…
Abstract
Pipeline apparatus comprises a housing including a riser and a pipeline connector and a seal pack assembly mounted in a member that is mounted in the riser, the apparatus including a shaft extending through the seal pack assembly. The seal pack assembly includes at least one seal situated and configured to provide a seal between the outer surface of the shaft and a component of the seal pack assembly through which the shaft extends, the component being releasably attached to the member.
Claims31
A pipeline apparatus comprising a housing including a riser and a pipeline connector and a seal means mounted in a member that is mounted in the riser, the apparatus including a shaft extending through and rotatable with respect to the seal means, the shaft having an outer surface, wherein the seal means includes at least one seal configured to provide a seal between an outer surface of the shaft and a component of the seal means through which the shaft extends, wherein the seal means and the shaft are removable from the riser;
- characterized in that valve seat mounting means are comprised in the housing, and the valve seat mounting means comprise a body, the body removably mounted in the housing.
Dependencies are inferred from the claim text.