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:
Aug. 20, 1991
Filed:
May. 10, 1989
Andre L Cordeiro, Rio de Janeiro, BR;
Helio L Falcao, Rio de Janeiro, BR;
Renato S Rodrigues, Niteroi, BR;
Samir P Awad, Rio de Janeiro, BR;
Petroleo Brasileiro S.A. - PETROBRAS, Rio de Janeiro, BR;
Abstract
A subsea structure for oil well drilling, completion and production and specially designed for utilization in water depths of 1,000 m or more. The structure includes a template having radially extending structures and which extends radially from a central foundation, on top of which the template shall be set and where a central manifold for controlling the production of wells is located. Each structure arm is provided in its extremity with an opening for adaptation of a guide-base for well drilling, and one of the arms of the template (1) is intended to receive connectors (6) of export and well control lines.