Han-Tjen Jan

Title: The Innovative Mind of Han-Tjen Jan: Patents and Contributions in Solvent Regeneration

Introduction

Han-Tjen Jan, an accomplished inventor based in Chia-Yi, Taiwan, holds a portfolio of two significant patents. His innovative work primarily focuses on the extraction and regeneration of solvents, which plays a crucial role in enhancing efficiency in industrial processes.

Latest Patents

Among his latest inventions is the patent entitled "Regeneration of selective solvents for extractive processes," which details a method for recovering a polar hydrocarbon selective solvent that is substantially free of hydrocarbons and impurities. This process involves the interaction of a lean solvent stream with a slip stream from the hydrocarbon feed stream, effectively removing heavy aromatic hydrocarbons and polymeric materials generated during the extraction processes. The addition of a magnetic filter aids in eliminating paramagnetic contaminants, thus ensuring the purity of the recovered solvent.

Another notable patent is "Extraction process with novel solvent regeneration methods." This method outlines a solvent regeneration system designed to recover a polar hydrocarbon selective solvent from a solvent-rich stream. Through a combination of displacement and co-displacement agents, heavy hydrocarbons and polymeric materials are efficiently eliminated from the extractive solvent. The implementation of a magnetic field filter in the circulation line further enhances the removal process, showcasing a more energy-efficient solution while minimizing the operational challenges associated with traditional thermal regenerator systems.

Career Highlights

Han-Tjen Jan has made significant strides in his career, working with recognized companies such as Amt International Inc. and CPC Corporation in Taiwan. His expertise in solvent extraction and regeneration processes has positioned him as a key player in the field of chemical engineering, contributing to advancements in industrial applications.

Collaborations

Throughout his career, Han-Tjen has collaborated with talented individuals including Fu-Ming Lee and Tzong-Bin Lin. These partnerships have driven the development of his innovative patents, combining expertise and perspectives to enhance effectiveness in solvent recovery processes.

Conclusion

Han-Tjen Jan represents a pioneering force in solvent extraction technologies. His innovative contributions, as evidenced by his patents, reflect a commitment to advancing efficiency and sustainability in industrial processes. With continuous collaboration, he is set to influence further developments in this critical area of science and engineering.