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:
May. 15, 2012
Filed:
Oct. 08, 2010
Applicant:
Brian O'hearn, Richmond Hill, CA;
Inventor:
Brian O'Hearn, Richmond Hill, CA;
Assignee:
Lafarge Canada Inc., Montreal, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 14/28 (2006.01); C04B 18/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A binder for mine tailings, alluvial sand and other aggregate used as a backfill for an underground void comprises ferrous slag, cement kiln dust and/or lime kiln dust, and Portland cement and/or lime; the binder displays strength characteristics better than or comparable to those achieved with conventional binders based on Portland cement or Portland cement and slag.
O'Hearn, Brian. (2012). Binder for mine tailings, alluvial sand and the like (U.S. Patent No. 8177908). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8177908
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile