Energy Tech Review

Delphy Underground Storage System: The Right Fit for Green Hydrogen Market Needs

Vincent Designolle

Director of Delphy Hydrogen Storage

Vallourec

Issues with Indoor Air Quality: Political and Engineering Solutions for a Healthier and More Energy-Efficient Environment

Dr. Eng. Angel Penev

Head of Energy Efficiency and Renewable Sources Department

Toplofikacia Sofia E.A.D.

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