Patent ID: 11971128
Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 7:
8. A method for removing a filter in a fluid conduit, comprising:
removing a plug nut from an opening of the fluid conduit;
supporting the plug nut with a plug removal tool coupled to a mount, thereby defining a limited movement of the plug nut while removed from the opening, wherein the plug removal tool comprises an arm assembly extending between the mount and the plug nut, the arm assembly having at least one translational degree of movement and at least one rotational degree of movement, wherein the arm assembly comprises a first arm, and a second arm configured to slide along the first arm via a translational joint, wherein the translational joint comprises a first bearing above the first arm and a second bearing below the first arm, and wherein the second arm is oriented at a fixed angle relative to the first arm and wherein the fixed angle is an acute angle relative to the first arm; and
removing the filter through the opening of the fluid conduit.