This inventor holds 1 USPTO granted patent. Top assignee: Hangzhou Wandess Environmental Protection Technology Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Lizhi Nan and Modular High-Temperature Steam-Water Filtration
Introduction
Lizhi Nan is an inventor based in Hangzhou, China. His work includes a patent for a modular filtering system designed to process high-temperature steam and water. The available information lists 1 patent and identifies Hangzhou Wandess Environmental Protection Technology Co., Ltd. as his company.
Latest Patents
Nan’s patent, “High-temperature steam-water filtering unit and combined high-temperature steam-water filtering device,” describes a filtering unit with a frame divided into upper and lower sections by an interlayer. The lower section has a feed inlet, while the upper section has a discharge port. Multiple filter cartridges are mounted vertically on the interlayer, with each cartridge’s inlet below it and outlet above it. A communicating channel connects to the discharge port.
The patent also describes a combined device containing two or more filtering units inside an outer shell. Vertical communicating channels connect the discharge ports and feed inlets of adjacent units. The design allows units to be combined according to requirements such as filtration precision, flow rate, and pressure reduction.
Career Highlights
The patent presents a modular approach to high-temperature steam-water filtration. By combining filters and frames into units that can be arranged together, the device can be configured for different operating and filtration needs.
Collaborations
The listed coworkers associated with Nan are Kai Ji and Zhaohua Li. The available information does not specify their roles in the patent or their professional relationship with him.
Conclusion
Lizhi Nan’s documented invention focuses on a configurable, combined filtering system for high-temperature steam and water, with modular units intended to accommodate varying filtration requirements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile