1. Upgrading biogas to biomethane using untreated groundwater-NaOH absorbent: Pilot-scale experiment and scale-up estimation for a palm oil mill. (December 2021) Authors: Rattanaya, Thiwa; Manmeen, Ajchareeya; Kongjan, Prawit; Bunyakan, Charun; Reungsang, Alissara; Prasertsit, Kulchanat; Lombardi, Lidia; Jariyaboon, Rattana Journal: Journal of water process engineering Issue: Volume 44(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗