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:
Dec. 21, 1982
Filed:
Feb. 10, 1982
Applicant:
Inventors:
Koichi Yamada, Niihama, JP;
Takuo Harato, Niihama, JP;
Hisakatsu Kato, Niihama, JP;
Yasumi Shiozaki, Niihama, JP;
Assignee:
Sumitomo Aluminium Smelting Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F / ;
U.S. Cl.
CPC ...
423629 ; 423127 ; 423121 ; 23301 ; 2330 / ;
Abstract
Coarse grains of aluminum hydroxide having high resistance to disintegration to powder in a calcination step are continuously produced from a supersaturated sodium aluminate solution of the Bayer process through
Yamada, Koichi. (1982). Process for producing coarse grains of aluminum hydroxide (U.S. Patent No. 4364919). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4364919
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile