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:
Dec. 02, 2003
Filed:
Feb. 02, 1999
Applicant:
Inventor:
Jacques Braile Saliés, Rua Gustavo Sampaio, BR;
Assignee:
Petroleo Brasileiro S.A., , BR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 1/700 ; E21B 1/916 ;
U.S. Cl.
CPC ...
E21B 1/700 ; E21B 1/916 ;
Abstract
A method for drilling and completing oil wells of small intermediate diameter, in particular for application in ultra deep water. The method includes two drilling and running stages. The first stage of drilling and running provides for drilling the well and running at least first and second casings. The second stage provides for drilling and running at least two and more preferably three suspended liners.