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:
Oct. 19, 1976
Filed:
Dec. 17, 1975
Applicant:
Inventors:
George Hugh Criss, Bethel Park, PA (US);
Ernest Paul Weaver, Pittsburgh, PA (US);
Assignee:
Dresser Industries, Inc., Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
106 66 ; 106 69 ; 106 734 ; 106209 ;
Abstract
A refractory composition suitable for use as a mortar which consists of chromic oxide and high alumina refractory material and a bonding material consisting of anhydroglucose polymer and phosphoric acid, the composition being substantially free of SiO.sub.2.