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:
Jul. 14, 2026
Filed:
Nov. 16, 2021
Sumitomo Metal Mining Co., Ltd., Tokyo, JP;
Tatsuya Hanafusa, Niihama, JP;
Sumitomo Metal Mining Co., Ltd., Tokyo, JP;
Abstract
A method for producing a lithium metal composite oxide includes charging a substance to be treated from an inlet of a heating facility including a rotary cylinder having the inlet and an outlet, rotating the rotary cylinder around an axis of the rotary cylinder under supply of an oxygen-containing gas to move the substance in a direction toward the outlet and heat the substance, and discharging the heated substance from the outlet, in which the substance includes one of a mixture of a metal composite compound and a lithium compound and a reactant of the metal composite compound and the lithium compound, in a heating region of the heating facility, an average movement distance of the substance where a surface of a layer of the substance is moved is 13 m or more, and a temperature in the heating region is 700 to 900° C.