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:
Jul. 02, 2019
Filed:
Sep. 04, 2015
Applicant:
Weatherford Technology Holdings, Llc, Houston, TX (US);
Inventors:
Stosch Sabo, Mason City, IA (US);
Matthew Stage, Richfield, MN (US);
Assignee:
Weatherford Technology Holdings, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/03 (2006.01); B23P 15/00 (2006.01);
U.S. Cl.
CPC ...
F16K 15/03 (2013.01); B23P 15/002 (2013.01);
Abstract
An oilfield valve having a body defining a throughbore and configured for controlling flow through the throughbore, wherein the valve has a disc connected to the body and movable between an open position and a closed position, and further wherein the disc has a top surface and a bottom surface, and defines a perimeter, wherein the disc is composed of a composite material having a facesheet and a core material adhered to the facesheet.