To the best of my knowledge there are the following three categories of CO2 carriers:
Moreover, depending on the vessel’s cargo size the following can be considered as an indication (CAPEX-wise):
In any case, the following documents might help you find more details:
- Shipping of captured CO2 – Background for ongoing work on ISO Technical report
- Network Technology - Guidance for CO2 transport by ship
Shipping of captured CO2 – Background for ongoing work on ISO Technical report.pdf (1.1 MB)
Network Technology - Guidance for CO2 transport by ship.pdf (1.3 MB)