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:
Nov. 03, 2015
Filed:
Dec. 24, 2010
Koji Iwata, Tokyo, JP;
Ken Yonaiyama, Tokyo, JP;
Koji Iwata, Tokyo, JP;
Ken Yonaiyama, Tokyo, JP;
Nichias Corporation, Tokyo, JP;
Abstract
An inorganic fibrous shaped refractory article having a high bio-solubility which is capable of exhibiting a desired heat resistance without containing expensive ceramic fibers, alumina powder and silica powder can be provided at a low production cost and with a low product price. An inorganic fibrous shaped refractory article includes 2 to 95 mass % of rock wool, 2 to 95 mass % of inorganic powder having a needle-like crystal structure and 3 to 32 mass % of a binder. Preferably, in the an inorganic fibrous shaped refractory article, the inorganic powder having a needle-like crystal structure has an average length of 1 to 3000 μm and an aspect ratio of 1 to 1000, and more preferably the inorganic powder having a needle-like crystal structure is wollostonite powder or sepiolite powder.