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. 27, 2012
Filed:
Jan. 14, 2005
Applicant:
Cornelis Van Zandwijk, Waddinxveen, NL;
Inventor:
Cornelis Van Zandwijk, Waddinxveen, NL;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P 19/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for manufacturing a double walled pipeline comprises providing a pipeline section including an inner tubular member and an outer tubular member, providing a coupling member, and controlling the stress distribution in the inner tubular member and the outer tubular member by coupling the inner tubular member and the outer tubular member directly to the coupling member.