Chanhen and its subsidiaries have obtained the invention patent certificate for the "Fluorosilicic Acid Concentration Process."

Zhitong
2025.09.12 08:59

Recently, Guizhou Chanhen Chemical Co., Ltd. and its holding subsidiary Guangxi Pengyue Ecological Technology Co., Ltd. received a patent certificate issued by the National Intellectual Property Administration. The patent number is ZL202310782879.9, titled "A Concentration Process for Fluorosilicic Acid," with a patent type of invention. The application date is June 29, 2023, and the authorization announcement date is September 2, 2025. The patent rights will take effect from the date of the authorization announcement. The acquisition of this patent helps to improve the company's intellectual property protection system, form an innovation mechanism, maintain technological leadership, and enhance core competitiveness. This announcement was released by the board of directors of Chanhen on September 13, 2025

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