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:
Dec. 06, 1977
Filed:
Dec. 27, 1976
Applicant:
Inventors:
Henry B Jones, Houston, TX (US);
Dorrance P Bunn, Jr, Houston, TX (US);
Assignee:
Texaco Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138147 ; 138149 ; 138177 ;
Abstract
An insulated pipe is disclosed comprising a fiber felt batt or first layer secured to the pipe inner surface with studs protruding therethrough this first layer, a high temperature resistant metal shield mounted on the studs and contiguous to the first layer, and a metal grating reinforced erosion resistant castable refractory mounted over all and attached to the tops of the studs for providing an efficient, high temperature and shock resistant, internally insulated pipe.