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:
May. 25, 1976
Filed:
Feb. 20, 1974
Applicant:
Inventors:
Fumiyoshi Noda, Toyota, JA;
Yukihisa Takeuchi, Aichi, JA;
Assignees:
Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota, JA;
Nippondenso Co., Ltd., Kariya, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04b / ; F16l / ;
U.S. Cl.
CPC ...
138149 ; 106 85 ; 106D / ; 181 61 ; 264262 ; 252 62 ;
Abstract
A high-temperature heat-insulating structure having a ceramic heat-insulating layer fired at a high temperature. The ceramic layer is made from a paste prepared by mixing an aqueous aluminum phosphate solution with foamable perlite particles or by mixing an aqueous monoaluminum phosphate Al.sub.2 O.sub.3.3P.sub.2 O.sub.5.6H.sub.2 O solution with foamable perlite particles and ceramic fiber.