Slip Hanger Assembly and Actuator
AssigneeCameron International Corporation
InventorDennis P. Nguyen
Life of this patent
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Abstract
A slip hanger assembly for installation of casing in a wellhead, the assembly including a slip ring capable of restraining the casing in the wellhead. The assembly including a seal assembly with an inner and outer seal. The assembly also includes a hanger assembly actuator including a load ring flange, a BOP adapter including a horizontal torque provider and the BOP adapter being connectable to the wellhead, and a seal assembly actuator. The hanger assembly actuator can set the inner and outer seals independently of each other.
Claims20
A slip hanger assembly for installation of casing in a wellhead, the assembly including:
- a slip ring capable of restraining the casing in the wellhead;
- a seal assembly including an inner and outer seal;
- a hanger assembly actuator including:
- a load ring flange;
- a BOP adapter including a torque provider, the BOP adapter being connectable to the wellhead;
- and
- a seal assembly actuator;
- and
- wherein the hanger assembly actuator can set the inner and outer seals independently of each other.
A casing installation system including:
- a wellhead;
- a slip ring capable of restraining the casing in the wellhead;
- a seal assembly including an inner and outer seal;
- a hanger assembly actuator including:
- a load ring flange;
- a BOP adapter including a torque provider, the BOP adapter being connectable to the wellhead;
- and
- a seal assembly actuator;
- and
- wherein the hanger assembly actuator can set the at least one of the inner and outer seals independently of each other.
A method of installing casing in a borehole including:
- installing a wellhead;
- inserting the casing into the borehole through the wellhead;
- inserting a slip ring into the wellhead and surrounding the casing, the slip ring capable of restraining the casing in the wellhead;
- inserting a seal assembly into the wellhead surrounding the casing, the seal assembly including an inner and outer seal;
- installing a hanger assembly actuator including a seal assembly actuator;
- and
- setting the at least one of the inner and outer seals independently of each other using the hanger assembly actuator.
Dependencies are inferred from the claim text.