Allen T Chang

Title: The Innovative Contributions of Allen T. Chang

Introduction

Allen T. Chang is a notable inventor based in Bartlesville, OK (US). He has made significant contributions to the field of chemical engineering, particularly in the area of liquid recovery processes. His innovative approach combines extraction and ion exchange techniques to enhance the efficiency of recovering valuable resources from complex mixtures.

Latest Patents

Chang holds a patent for a method titled "Extraction plus ion exchange processing of a brine stream." This invention focuses on recovering a liquid diluent with low salt content from an organic/aqueous mixture. The integrated process involves extracting the diluent using a suitable extractant material, followed by ion exchange to convert alkali metal salts into hydroxides. The process culminates in a fractional distillation step, where the diluent reacts with alkali metal hydroxide to form a harmless alkali-metal salt of aminocarboxylic acid.

Career Highlights

Allen T. Chang is currently employed at Phillips Petroleum Company, where he applies his expertise in chemical processes. His work has contributed to advancements in resource recovery and environmental sustainability. With a patent portfolio that includes 1 patent, Chang continues to push the boundaries of innovation in his field.

Collaborations

Throughout his career, Chang has collaborated with esteemed colleagues such as Lacey E. Scoggins and Fu M. Lee. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Allen T. Chang's contributions to the field of chemical engineering exemplify the spirit of innovation. His patented methods for resource recovery not only enhance efficiency but also promote sustainability in industrial processes.