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:
Sep. 02, 2025
Filed:
Jul. 28, 2023
PT Esg New Energy Material, Jakarta, ID;
PT Qmb New Energy Materials, Jakarta, ID;
Gem Co., Ltd., Shenzhen, CN;
PT Gem Indonesia New Energy Materials, Jakarta, ID;
Satryo Soemantri Brodjonegoro, Jakarta, ID;
Kaihua Xu, Shenzhen, CN;
Yi Wang, Jakarta, ID;
Evan Wahyu Kristiyanto, Jakarta, ID;
Aad Alief Rasyidi Baking, Jakarta, ID;
Tegar Mukti Aji, Jakarta, ID;
Rizky Wanaldi, Jakarta, ID;
Andi Syaputra Hasibuan, Jakarta, ID;
PT ESG NEW ENERGY MATERIAL, Jakarta, ID;
PT QMB NEW ENERGY MATERIALS, Jakarta, ID;
GEM CO., LTD., Shenzhen, CN;
PT GEM INDONESIA NEW ENERGY MATERIALS, Jakarta, ID;
Abstract
A treatment method for laterite nickel ore by curing and roasting-water leaching-atmospheric pressure acid leaching is provided. The treatment method includes the following steps: mixing a laterite nickel ore dry powder, concentrated sulfuric acid, and sodium fluoride uniformly, performing curing and roasting under a reducing atmosphere to obtain a cured material; performing water leaching on the cured material to obtain a water leaching solution and a water leaching slag after filtration; and performing atmospheric pressure acid leaching on the water leaching slag to obtain an acid leaching solution and an acid leaching slag after filtration.