Sempra Infrastructure has joined a partnership of Japanese gas utilities and major industrial groups studying the potential of using Gulf Coast LNG terminals to create an export hub for low-carbon, natural gas-backed fuels.

The unit of San Diego-based Sempra has agreed to support a study aimed at gauging the feasibility of exporting hydrogen or ammonia mixed with carbon dioxide (CO2), referred to as e-methane or syngas. Sempra is partnering with Osaka Gas Co. Ltd., Toho Gas Co. Ltd., Tokyo Gas Co. Ltd. and Mitsubishi Corp.

“The project would allow existing natural gas infrastructure, including the global liquefied natural gas supply chain and the gas distribution systems in nations across the world, to be used as the backbone for the delivery of a long-term, carbon-neutral...