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:
Jan. 03, 1984
Filed:
Sep. 27, 1982
Applicant:
Inventor:
Cecil M Jones, Worcester, MA (US);
Assignee:
Norton Company, Worcester, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
501 89 ; 501100 ; 501127 ; 501128 ;
Abstract
A dry ramming refractory cement composed principally of coarse dense alumina grains, silicon metal powder, calcined alumina and sodium hexametaphosphate, and optionally one or more materials from the group including silicon carbide, fused white alumina, chromia, periclase, kyanite, graphite and cryolite.