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:
Mar. 29, 2016
Filed:
Sep. 29, 2014
Applicant:
Dmar Engineering, Inc., Houston, TX (US);
Inventors:
Zhiming Huang, Missouri City, TX (US);
Dagang Zhang, Houston, TX (US);
Assignee:
DMAR Engineering, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 7/12 (2006.01); E21B 17/20 (2006.01); E21B 41/00 (2006.01); E21B 47/00 (2012.01); G01N 3/08 (2006.01); G01N 3/20 (2006.01);
U.S. Cl.
CPC ...
E21B 17/20 (2013.01); E21B 41/0007 (2013.01); E21B 47/0006 (2013.01); G01N 3/08 (2013.01); G01N 3/20 (2013.01);
Abstract
Apparatus and methods related to umbilical buckling testing are described. For example, some embodiments may contain two damps, a plurality of test fittings, one or more pressure gages, a hydraulic cylinder, and a testing platform, and may be used for testing the umbilical buckling behavior and capacity of an umbilical testing sample.