Company Filing History:
2 out of 9 
1 out of 45 Years Active: 2020-2021
Title: Xuwen Qin: Innovator in Natural Gas Hydrate Technology
Introduction
Xuwen Qin is a notable inventor based in Guangzhou, China. He has made significant contributions to the field of natural gas hydrate technology, holding two patents that showcase his innovative spirit and technical expertise.
Latest Patents
Xuwen Qin's latest patents include a "Natural gas hydrate-bearing sediment intergranular micro-force testing device and testing method thereof." This invention discloses a device designed to test the micro-forces within natural gas hydrate-bearing sediments. The testing device comprises a high-pressure reactor, a natural gas cylinder, a natural gas buffer tank, a condensate circulation device, a water source, and a gas-liquid saturated tank, all interconnected through a series of pipelines.
Another significant patent is the "Natural gas hydrate pressure-retaining corer." This device includes an outer tube assembly and an inner tube assembly, which is further divided into two inner tube assemblies. The first inner tube assembly features a spearhead, a latching device, a hydraulic piston tube, and a pressure-retaining ball valve closing sealing mechanism, among other components. The second inner tube assembly includes a piston compensation balance mechanism and a core barrel, all designed to facilitate the extraction of natural gas hydrates.
Career Highlights
Xuwen Qin has worked with prominent organizations such as the Guangzhou Marine Geological Survey and the China University of Geosciences in Wuhan. His experience in these institutions has allowed him to develop and refine his inventions, contributing to advancements in geological and environmental research.
Collaborations
Xuwen has collaborated with notable colleagues, including Jianliang Ye and Yanjiang Yu. Their combined expertise has likely fostered innovative solutions in the field of natural gas hydrates.
Conclusion
Xuwen Qin's contributions to natural gas hydrate technology through his patents and career highlights demonstrate his commitment to innovation and research. His work continues to influence the field and pave the way for future advancements.