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:
Jan. 06, 2026
Filed:
Sep. 30, 2022
Applicant:
Prime Planet Energy & Solutions, Inc., Tokyo, JP;
Inventors:
Assignee:
PRIME PLANET ENERGY & SOLUTIONS, INC., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C01G 53/10 (2006.01);
U.S. Cl.
CPC ...
C01G 53/10 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01);
Abstract
Provided is a novel method of producing nickel sulfate from nickel oxide. The method of producing nickel sulfate herein disclosed includes a step of feeding nickel oxide particles and an acid aqueous solution into a pressure resistant container, a step of heating the pressure resistant container in a sealed state to a temperature exceeding 100° C. to obtain a mixed liquid in which nickel oxide is dissolved, and a step of forming nickel sulfate, using the mixed liquid.