GENEVA, July 1 -- ZHENGZHOU GUOYAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. filed a patent application (CN2025/141006) for “METHOD AND SYSTEM FOR MECHANICAL DRYING OF SLUDGE AT NORMAL TEMPERATURE, AND TWO-STAGE SYSTEM FOR DEWATERING AND MECHANICAL DRYING OF SLUDGE AT NORMAL TEMPERATURE COMPRISING SAID SYSTEM”. With publication no. WO/2026/124443, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: C02F 11/00

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

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