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:
Nov. 05, 1991
Filed:
Feb. 10, 1987
Applicant:
Inventor:
Neil Brown, Bonn, DE;
Assignee:
Vereinigte Aluminum-Werke Aktiengesellschaft, Bonn, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01F / ; C01F / ;
U.S. Cl.
CPC ...
423112 ; 423122 ; 423131 ; 423625 ; 423628 ;
Abstract
The present invention provides a process for the production of crystalline boehmite of fine particle size and enhanced specific surface area. Coarse gibbsite particles, obtained from the Bayer Process, are lightly calcined and the non-boehmite-containing material is removed by dissolution in caustic aluminate liquors of appropriate composition.
Quick Actions:
Brown, Neil. (1991). Process for the production of boehmite (U.S. Patent No. 5063033). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5063033
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile