This report briefly describes the main technology and process options available to refinery companies for capturing CO2 from the various process flue gases. The knowledge and support technical assistance (TA) cluster will prepare energy system development scenarios and technology road maps and support the scale-up of innovative energy technologies in developing member countries (DMCs). The TA cluster is aligned with the energy policy of the Asian Development Bank (ADB). It will support ADB in implementing its Strategy 2030 and DMCs in meeting the Sustainable Development Goals (SDGs), including their nationally determined contributions (NDCs) as part of the Paris Agreement on climate change. Integrated High Impact Innovation in Sustainable Energy Technology – Prefeasi…