Biogas Refining: A Review on Advances in Metal-Oxide-Modified Activated Carbon for H2S and CO2 Removal

R Cesar, PJL Marques, JRA Tavares, FC Antunes… - Energy & …, 2024 - ACS Publications
This review provides a systematic analysis of advancements in biogas refining and
biomethane purification, focusing on the application of biomass-derived activated carbon …

External voltage promoting electro-fermentation of propionate wastewater in high concentration

D Feng, A ** an off-site bicarbonation absorber system to promote microalgal fixation of CO2 in exhaust gas from biogas upgrading
Y Wu, Z Li, X Wang, Z Yu, W Mao, C Cheng… - Biochemical …, 2025 - Elsevier
In order to address the risk of explosion due to CH 4 from exhaust gas produced during
biogas upgrading in closed carbon fixation systems employing photosynthetic microalgae …