Shih-Ger T Chang

Title: The Innovative Mind of Shih-Ger T Chang

Introduction

Shih-Ger T Chang, an accomplished inventor based in El Cerrito, California, is known for his significant contributions to the fields of environmental science and gas treatment. With a remarkable portfolio of 15 patents, his work focuses primarily on addressing critical issues such as carbon dioxide and mercury emissions.

Latest Patents

Among his latest innovations is a patent for a method and system for capturing carbon dioxide and/or sulfur dioxide from gas streams. This invention includes a CO and/or SO absorber that utilizes an amine and/or amino acid salt to absorb these gases, creating a targeted solution. The system features an amine regenerator to enhance the absorption process, along with an alkali metal carbonate regenerator that employs an ammonium catalyst to convert bicarbonate back into carbonate while releasing carbon dioxide.

Additionally, he has developed a method for scavenging mercury from gas streams. This method involves utilizing a getter composition containing bromine and various sulfur compounds, which is designed to efficiently remove mercury when contacted with a gas stream. The preferred sorbents for this process include fly ash, activated carbon, and silica, illustrating his innovative approach to environmental remediation.

Career Highlights

Shih-Ger T Chang has held significant positions at reputable organizations, including the University of California and the United States of America, as represented by various governmental bodies. His expertise in gas treatment technologies has allowed him to make substantial contributions to the advancement of environmental science.

Collaborations

Throughout his career, Chang has collaborated with notable colleagues, including David K Liu and Shou-Heng Liu. These partnerships have undoubtedly enriched his research endeavors and led to breakthroughs in innovative patent applications.

Conclusion

Shih-Ger T Chang exemplifies the spirit of innovation in tackling pressing environmental challenges. His patented technologies not only reflect his deep understanding of gas chemistry but also his commitment to creating sustainable solutions for a cleaner planet. As he continues to develop groundbreaking inventions, his work remains a beacon of hope in the fight against pollution and climate change.