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:
Sep. 20, 2011
Filed:
Jul. 03, 2007
Douglas J. Miller, North Olmsted, OH (US);
Richard L. Shao, North Royalton, OH (US);
Mark Segger, Strongsville, OH (US);
Yevegiy P. Griffin, Macedonia, OH (US);
Douglas J. Miller, North Olmsted, OH (US);
Richard L. Shao, North Royalton, OH (US);
Mark Segger, Strongsville, OH (US);
Yevegiy P. Griffin, Macedonia, OH (US);
GrafTech International Holdings Inc., Parma, OH (US);
Abstract
A structural insulated panel for use in a mine safe room, which includes a carbon foam core having a high ratio of compressive strength to density, desirable fire retardant properties, and resistance to environmental stress. The carbon foam structural insulated panel also includes a first layer and a second layer bound to a first surface and second surface of the carbon foam core.