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:
Oct. 24, 2000
Filed:
Apr. 22, 1999
Applicant:
Inventors:
Toshio Shibata, Kani-gun, JP;
Shigeo Ito, Kani-gun, JP;
Kazuhiro Mizuno, Mizunami, JP;
Yasuhiro Terashima, Yokohama, JP;
Yuji Nakagawa, Yokohama, JP;
Keita Inoue, Yokohama, JP;
Norihiko Orita, Yokohama, JP;
Tetsuo Takahashi, Yokohama, JP;
Kazuo Yamamura, Yokohama, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F22G / ; F16L / ;
U.S. Cl.
CPC ...
156 71 ; 156 8911 ; 1563045 ; 156155 ; 156297 ; 2989003 ; 29890031 ;
Abstract
A method of attaching a boiler tube protectors having a cylindrical or semi-cylindrical shape around an outer peripheral face of a boiler tube with mortar, which boiler tube protectors, are a plurality of ceramic bodies closely arranged along their parting planes, wherein the parting planes includes means for restraining slippage of each of the ceramic bodies along the parting planes.