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:
Apr. 15, 1980
Filed:
Nov. 24, 1978
Applicant:
Inventors:
Donald E Stowell, Oklahoma City, OK (US);
R Tom Jackson, Ponca City, OK (US);
Larry L Bendig, Ponca City, OK (US);
Assignee:
Conoco, Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; C01F / ;
U.S. Cl.
CPC ...
252448 ; 252463 ; 423626 ;
Abstract
Alumina spheres having high crush strength are produced by hydrogelling low viscosity acidified alumina slurries in a surfactant-containing ammonia solution, said slurries being inserted into the ammonia solution dropwise.
Stowell, Donald. (1980). Production of high strength alumina spheres by hydrogelling (U.S. Patent No. 4198318). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4198318
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile