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. 01, 2011
Filed:
Apr. 10, 2006
Applicants:
Douglas S. Hoyt, The Woodlands, TX (US);
Michael S. Weir, The Woodlands, TX (US);
Wan C. Kan, Houston, TX (US);
Inventors:
Douglas S. Hoyt, The Woodlands, TX (US);
Michael S. Weir, The Woodlands, TX (US);
Wan C. Kan, Houston, TX (US);
Assignee:
ExxonMobil Upstream Research Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 13/02 (2006.01); B23K 35/22 (2006.01); B32B 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tubular assembly comprising a first iron based tubular having a first non-cladded inner surface; and a second iron based tubular having a second non-cladded inner surface, wherein the first tubular is connected to the second tubular using a non-iron based bonding material. Preferably, the non-iron based bonding material has a lower crack growth rate than the iron based tubulars.