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:
Mar. 22, 1994
Filed:
Mar. 23, 1993
Applicant:
Inventor:
Lloyd E Hackman, Worthington, OH (US);
Assignee:
Ribbon Technology, Corp., Gahanna, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B28B / ;
U.S. Cl.
CPC ...
264257 ; 264267 ; 264269 ; 264273 ; 264275 ; 264279 ; 2642791 ; 264333 ; 264334 ;
Abstract
A method for manufacturing a reinforced cementitious columnar structure including: providing a mold having a cavity which corresponds to a shape and size of the columnar structure; placing at least one nonwoven metal fiber mat around the periphery of the cavity; filling the cavity with a slurry of cementitious material containing aggregate having a particle size greater than the size of the interstitial voids of the fiber mat; curing the slurry of cementitious material; and removing the mold.