Kazuo Kumagai

Hybrid osmotically assisted reverse osmosis and reverse osmosis (OARO-RO) process for minimal liquid discharge of high strength nitrogenous wastewater and enrichment of ammoniacal nitrogen.

R. Gonzales, H. Matsuyama, Zhan Li, 2023, Water Research.

Treatment of high-strength wastewater with coupled flocculation and membrane filtration prior to ammoniacal nitrogen enrichment by osmotically assisted reverse osmosis

H. Matsuyama, Ralph Rolly Gonzales, Atsushi Matsuoka, 2024, Separation and Purification Technology.

Isopropanol concentration by osmotically assisted reverse osmosis

R. Gonzales, Yu-Hsuan Chiao, H. Matsuyama, 2024, Journal of Membrane Science.