A review of literature concerning the development of biological conversion of CO to methane is presented. Mechanisms, microorganism, reactor properties of bio-methanation of CO are mainly described.

• 摘要本文介绍了国外一氧化碳(CO)生物甲烷化技术研究进展概况，重点介绍了CO生物甲烷化原理，甲烷化微生物，生物甲烷化反应器的研究进展。