European gas and oil company Wintershall Dea is working with OTH Regensburg University of Applied Sciences to assess the possibility that existing natural gas pipelines in the North Sea could be repurposed for transporting liquid carbon dioxide (CO2).
The partnership comes ahead of this year’s COP26 summit, during which the potential for carbon capture, utilisation and storage (CCUS) will be a major talking point.
Experts estimate that around 800 million tonnes of CO2 could be stored in the southern North Sea in areas such as depleted reservoirs operated by Wintershall Noordzee, a joint venture between Wintershall Dea and Gazprom.
With initial results showing that existing pipelines could be well suited for liquid CO2 transport, Klaus Langemann, Senior Vice President of Carbon Management and Hydrogen, Wintershall Dea, said that the company is optimistic about further investigations.
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