This inventor holds 1 USPTO granted patent. Top assignees: China Huaneng Group Clean Energy Technology Research Institute Co., Ltd;, Huaneng (Fujian) Energy Development 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:
1 out of 1 
1 out of 1 Years Active: 2026
Title: Jin Zheng and Geothermal Heat-Exchange Innovation.
Introduction
Jin Zheng is an inventor based in Beijing, China. His work includes a patented geothermal-well system designed to improve heat exchange within a single well.
Latest Patents
Jin Zheng is associated with 1 patent: “Single-well heat exchange system and downhole enhanced heat exchange device of geothermal well.” The disclosed system routes return water through an inner pipe and main pipes, with some water returning to the geothermal reservoir and some entering the annulus between the inner pipe and outer casing. A retractable heat-exchange pipe positioned at the target reservoir absorbs geothermal heat and transfers it to a fixed end, which heats return water entering the first main pipe.
Career Highlights
Zheng has been associated with China Huaneng Group Clean Energy Technology Research Institute Co., Ltd. and Huaneng (Fujian) Energy Development Co., Ltd. His patent reflects an engineering approach to enhancing heat transfer in geothermal wells.
Collaborations
His listed coworkers include Haowei Yuan and Tieya Jing.
Conclusion
Jin Zheng’s patented geothermal-well technology focuses on capturing heat from a target reservoir and transferring it to circulating water, highlighting his contribution to geothermal heat-exchange innovation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile