US 10,947,808 B2 · Containment systems for sealing a pass-through in a well, and methods therefore

Abstract

A system formed to provide sealed passage through the wellhead for cables, lines, tubes or the like for down-hole applications. A unitary or split/wrap around hanger having a main seal is formed to receive and provide sealed passage therethrough of power and control cables, lines, conduits, or other threaded components having various configurations and applications. Hinged side doors to engage and support various configuration (via interchangeable inserts) and/or various size cable, line, conduit, etc in the hanger. The present invention teaches permanent as well as temporary applications, can be used in other applications besides hangers (for example, down-hole packers) and is designed to provide a low to medium pressure seal. Also taught is a bowl cap, tubing adapter or other surface component with adapters to allow sealed pass-through utilizing a compression seal.

Claims32

Dependent claims

A tubing hanger for sealing a wellhead, comprising:

a slot formed to receive a component,
a gripper to grip said component in said slot,
a main seal having a component passage formed therethrough in alignment with said slot,
whereby, upon mounting said hanger to a tubing associated with said wellhead and threading said component through said component passage and said slot, engaging said gripper to engage said component, and positioning said hanger into a bowl, force applied to said hanger causes said main seal to swell, sealing said wellhead while providing sealed passage of said component therethrough.

1 more element

Dependencies are inferred from the claim text.

Containment systems for sealing a pass-through in a well, and methods therefore

Life of this patent

Containment systems for sealing a pass-through in a well, and methods therefore

Life of this patent

Abstract

Claims32