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:
Sep. 02, 2014
Filed:
Aug. 20, 2010
Alberto Zubia, Houston, TX (US);
Trung Leduc, Houston, TX (US);
Huward Paul Fontenot, Jr., Spring, TX (US);
Robert James Costo, Jr., The Woodlands, TX (US);
Alberto Zubia, Houston, TX (US);
Trung Leduc, Houston, TX (US);
Huward Paul Fontenot, Jr., Spring, TX (US);
Robert James Costo, Jr., The Woodlands, TX (US);
Smith International, Inc., Houston, TX (US);
Abstract
A seal assembly, method for sealing a seal assembly and a modular seal unit for a rotating control device for use in an offshore environment. The modular seal unit includes a first outer housing, a first seal housing lockable within the first outer housing, and a first sealing element disposed on a lower end of the first seal housing. The first sealing element includes a throughbore configured to receive a drill pipe, and a sealing surface configured to seal against the drill pipe. The modular seal unit also includes a first connector configured to couple the first seal housing to the first outer housing, and a second connector configured to couple the first seal housing to one selected from a second outer housing of a second modular seal unit or a running tool adapter.