GENEVA, Nov. 17 -- TANGSHAN HONGLI TOOL MANUFACTURING CO., LTD (Songdaokou Industrial ZoneLuannan CountyTangshan, Hebei 063500), 唐山宏利工具制造有限公司 (中国河北省唐山市滦南县宋道口镇工业区) filed a patent application (PCT/CN2024/137060) for "QUENCHING AGENT CLEANING SYSTEM" on Dec 05, 2024. With publication no. WO/2025/232175, the details related to the patent application was published on Nov 13, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Or...