Planned Retrofit of Two Process Heaters at a California Refinery Underscores Growing Adoption of ClearSign's Higher Efficiency, Low-Emission Combustion Solutions TULSA, OK / ACCESS Newswire / October 7, 2025 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and safety, and support the use of cleaner fuels including hydrogen, today announc ...

Core Insights - ClearSign Technologies Corporation has received an order for a comprehensive range of process burner testing from a major petrochemical customer, indicating strong demand for its advanced combustion technologies [1] Company Summary - ClearSign Technologies Corporation specializes in advanced combustion and sensing technologies aimed at reducing emissions, increasing efficiency and safety, and supporting cleaner fuel usage, including hydrogen [1] - The order from the petrochemical client reflects the company's capability and reputation in the industry, as noted by Jim Deller, Ph.D., who expressed encouragement regarding the extensive range of testing requested [1]