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. 14, 1985
Filed:
Mar. 13, 1984
Applicant:
Inventors:
Thomas L Francis, Murrysville, PA (US);
Frankie E Phelps, Lower Burrell, PA (US);
Assignee:
Aluminum Company of America, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
156 89 ; 2042 / ; 204 67 ; 501 96 ; 501 97 ; 501 98 ; 501128 ; 501133 ; 501154 ;
Abstract
A refractory composition having a high resistance to corrosion by molten metal chlorides and chlorine gas at elevated temperatures. The composition comprises about 100 parts by weight of a nitride refractory filler, a suitable quantity of a colloidal sol binder and less than about 4 parts by weight of the oxides or hydroxides of magnesium, calcium, chromium and manganese.