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:
Jun. 30, 2009
Filed:
Nov. 28, 2003
Kiyohito Hiromitsu, Uozu, JP;
Hiroaki Nomura, Uozu, JP;
Kiyohito Hiromitsu, Uozu, JP;
Hiroaki Nomura, Uozu, JP;
Nippon Carbide Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A sheet-like cleaning material for a molding metal die formed by enclosing a cleaning member in at least two layers of sheet-like base materials, characterized in that the cleaning member is formed of one type of tablet-like, granular, or powdery cleaning member or a sheet-like or a plate-like cleaning member. The cleaning material for the molding metal die desirably involves a forming member together with the cleaning member, the sheet-like base materials are desirably formed of sheet-like fiber base materials with a porosity of 70 vol. % or more, and the sheet-like fiber base materials are used as the outermost layer of the cleaning material for the molding metal die.