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. 20, 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 ...
B21D / ; B23P / ;
U.S. Cl.
CPC ...
2945 / ; 29460 ; 138145 ; 138149 ;
Abstract
A method for forming an insulated pipe resistant to high temperatures and great shock forces comprises basically, forming a batt of fiber felt to the inner surface of the pipe, securing a high temperature resistant metal shield over the inner surface of the fiber felt batt, and forming an erosion resistant castable refractory over the inner surface of the high temperature resistant metal shield.