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. 19, 1994
Filed:
Nov. 21, 1990
Applicant:
Inventor:
Jeremy D Guiton, London, GB;
Assignee:
Shell Internationale Research Maatschappij B.V., The Hague, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138103 ; 138110 ; 138113 ; 138114 ; 138148 ; 138149 ; 138178 ; 220248 ;
Abstract
A fire resistant plastic structure comprises a pair of parallel walls, wherein the spacing between the walls is filled with an array of mutually spaced strut elements, thereby providing a flow path for a cooling fluid throughout the spacing.