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.:

US 9677338 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 13, 2017

Filed:

Feb. 02, 2016
Applicant:

Faculdades Católicas, Sociedade Civil Mantenedora Da Puc Rio, Rio de Janeiro, BR;

Inventors:

Arthur Martins Barbosa Braga, Rio de Janeiro, BR;

Cicero Martelli, Ipanema, BR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/14 (2006.01); E21B 7/06 (2006.01);
U.S. Cl.
CPC ...
E21B 7/14 (2013.01); E21B 7/06 (2013.01);
Abstract

A device for laser drilling, having: (a) a laser module (), having a plurality of laser subsystems (), each one of the laser subsystems () having an active optical fiber (), wound in a shape of hollow coil and packaged inside a hollow cylindrical box (), and at least one diode laser () mechanically connected perpendicularly to the hollow cylindrical box () and optically coupled to the core of the active optical fiber () wound and packaged inside the hollow cylindrical box (), the laser module () having a tubular shape allowing cooling and drilling fluids to flow through the concentric hollow cores of the tubular laser module () and of the cylindrical box (); and (b) an optical drill head (), the optical drill head having an end () with orifices (and), and a body ().


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Braga, Arthur Martins Barbosa. (2017). Device for laser drilling (U.S. Patent No. 9677338). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9677338

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