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. 12, 1976
Filed:
Sep. 18, 1974
Applicant:
Inventor:
Gregory Onyemauwa Iwu, Georgetown, GY;
Assignee:
University of Guyana, Georgetown, GY;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106 736 ; 106 65 ; 423111 ; 423132 ; 423202 ;
Abstract
Bauxite waste red mud is treated with hydrochloric acid to dissolve only the sodium content. The treated material is mixed with kaolinitic clay and formed into construction bricks.
Iwu, Gregory. (1976). Method of treating bauxite waste red mud with acid and making (U.S. Patent No. 3985567). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3985567
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile