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. 09, 2022
Filed:
Aug. 14, 2018
Applicant:
Petróleo Brasileiro S.a.—petrobras, Rio de Janeiro, BR;
Inventors:
Jose Soares de Miranda Junior, Fernandópolis, BR;
Orman Salvador Toscano, Vila Velha, BR;
Paulo Cesar Cardoso Ferreira, Rio de Janeiro, BR;
Humberto de Oliveira Reis, Belo Horizonte, BR;
Assignee:
PETRÓLEO BRASILEIRO S.A.—PETROBRAS, Rio de Janeiro, BR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/14 (2006.01); E21B 33/072 (2006.01); E21B 33/076 (2006.01);
U.S. Cl.
CPC ...
E21B 23/14 (2013.01); E21B 33/072 (2013.01); E21B 33/076 (2013.01);
Abstract
The present invention relates to an auxiliary device for lowering at least one tool into a well, the auxiliary device comprising a main body configured to at least partially envelope an upper portion of the tool, wherein the main body comprises: a bottom opening configured to allow passage of the tool; and a top opening configured to block passage of the tool and allow passage of the cable supporting the tool.