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:
Apr. 23, 1991
Filed:
Jun. 01, 1989
Applicant:
Inventor:
Pierre L Lescaut, Bernay, FR;
Assignee:
Atochem, Puteaux, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
156264 ; 156293 ; 156294 ; 1563096 ; 264269 ; 285 55 ;
Abstract
A pipeline arrangement includes first and second pipe sections joined at the axial ends thereof and has a heat-sensitive covering extending between the axial ends of the pipe sections and lining the inner walls thereof. The heat-sensitive covering extends across the joint between the sections to provide a continuous covering of the inner walls of the pipeline. A method and apparatus for finishing the inner covering are also disclosed.