Ngk Insulators, Inc.

Ngk Insulators, Ltd. and Mitsubishi Heavy Industries, Ltd.

Kazuo Yamamura

Tetsuo Takahashi

Keita Inoue

Yuji Nakagawa

Yasuhiro Terashima

Norihiko Orita

Toshio Shibata

Kazuhiro Mizuno

Shigeo Ito

A boiler tube protector having a cylindrical or semi-cylindrical shape and adapted to be attached around an outer peripheral face of a boiler tube with mortar, which boiler tube protector includes a plurality of ceramic bodies closely arranged along their parting planes, wherein the parting planes includes a restraining portion for restraining slippage of each of the ceramic bodies.

Boiler tube protector and a method for attaching such protector to a

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.

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Yokohama, Japan

Kazuo Yamamura