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:
Jul. 17, 2012
Filed:
Aug. 18, 2009
John C. Stankus, Canonsburg, PA (US);
Jinrong MA, Cheswick, PA (US);
Hanjie Chen, Pittsburgh, PA (US);
Xiaoting LI, Cheswick, PA (US);
John C. Stankus, Canonsburg, PA (US);
Jinrong Ma, Cheswick, PA (US);
Hanjie Chen, Pittsburgh, PA (US);
Xiaoting Li, Cheswick, PA (US);
FCI Holdings Delaware, Inc., Pittsburgh, PA (US);
Abstract
A method of designing supports for an underground mine opening comprising the steps of: receiving mine slope information including at least one of site location, entry length, entry grade, entry orientation, size of opening, surface topology, adjacent borehole data and rock mechanics test data, historical roof fall height, and expected steel set support capacity; conducting stress and geological condition evaluation of the mine opening using a finite element computer modeling program based on the mine opening information; and designing structural supports for the mine opening utilizing the stress and geological condition evaluation of the mine opening.