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.

Date of Patent:
Sep. 26, 2023

Filed:

Sep. 09, 2019
Applicant:

Petroleo Brasileiro S.a. - Petrobras, Rio de Janeiro, BR;

Inventor:

Roberto Rodrigues, Rio de Janeiro, BR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/038 (2006.01); E21B 43/013 (2006.01); E21B 43/017 (2006.01); F16L 37/00 (2006.01);
U.S. Cl.
CPC ...
E21B 33/038 (2013.01); E21B 43/013 (2013.01); E21B 43/017 (2013.01); F16L 37/00 (2013.01);
Abstract

The invention relates to systems for producing oil and hydrocarbons in general, in deep water, using subsea wells and apparatus which are interconnected in a drainage and production system. In this context, the invention relates to a mandrel multiplying device () suitable for providing additional points between pieces of subsea apparatus, the device comprising a connector () for coupling to a mandrel of a subsea apparatus (), and at least two mandrels () suitable for providing points for connection to subsea lines (J, J', J″, J, R, R, A, A, A) which are connected to other pieces of subsea apparatus () or to a production unit ().


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