The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 31, 2026
Filed:
Jan. 03, 2019
Vault Pressure Control Llc, Houston, TX (US);
Khang V. Nguyen, Houston, TX (US);
Saurabh Kajaria, Houston, TX (US);
Knox F. Wright, Houston, TX (US);
Sheila A. Adkinson, Houston, TX (US);
VAULT PRESSURE CONTROL LLC, Houston, TX (US);
Abstract
AA wellbore system includes a hub and an annular locking member. The hub can be adapted to couple to a wellhead. The annular locking member can couple to an external diameter of a blowout preventer assembly. The annular locking member can include a plurality of locking elements configured to couple the annular locking member to the hub. Further amethod of completing a well includes lowering a wellhead onto a base at an upper end of the well.A hub with internal threads and an external circumferential stepped recess is securedThe method can include securing the hubto external threads of the wellhead.AThe method further includes landing ablowout preventer assembly with an annular locking memberhaving a plurality of locking elements is landed on the hub, and the locking elements are engagedand engaging the annular locking memberwith the recess of the hub.The well is drilledThe method further includes drillingthrough the blowout preventer assemblyto a greater depth thenand removingthe blowout preventer assembly and the hubare removed.A threaded flange with a plurality of bolt holes spaced around the flange is secured to the external threads of the wellhead andFurther,a wellhead member is bolted to the bolt holes of the threaded flange.