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International Symposium on

CO2-Lean Ironmaking & Steelmaking Technology
(COOLIT) 2025 : Road to Green Smelting/Melting

24th (Sun) - 27th (Wed) August 2025 / POSCO Center, Seoul, Korea

  • 24th (Sun) August 2025

    Welcome Function

  • 25th (Mon) August 2025

    Technical Sessions + Banquet

  • 26th (Tue) August 2025

    Technical Sessions

  • 27th (Wed) August 2025

    Plant Tour (Hyundai Steel, Incheon)

Importants Dates

  • 30th (Fri) May 2025 : Registration Available From

  • 15th (Fri) August 2025 : Registration Deadline

  • 24th (Sun) - 27th (Wed) August 2025 : COOLIT 2025

Symposium Overview

We are honored to invite you to attend the “International Symposium on CO2-Lean Ironmaking & Steelmaking Technology(COOLIT) 2025: Road to Green Smelting/Melting,” an international symposium dedicated to advancing sustainable iron and steel production. The symposium will be held from August 24th(Sun) to 27th(Wed), 2025, at the POSCO Center in Seoul, bringing together esteemed experts from academia and industry to explore innovative technologies and strategies for reducing carbon emissions in the steel sector.

This symposium will serve as a platform to discuss the latest advancements in green steel production, including low-carbon smelting, CO2-lean BF-BOF processes, and hydrogen-based reduction technologies.

We sincerely hope that you will take part in this meaningful exchange of knowledge, where leading researchers and industry professionals will share their expertise and insights. Your participation will be invaluable in shaping the future of sustainable steelmaking and fostering collaborations for a greener industry.

Symposium Topic

  • Strategies and efforts to reach green steel production

    - State-of-art of green smelting

  • Advances in C-lean BF-BOF route

    - H2 bearing gas injection to blast furnace
    - BF enriched with O2 & H2

  • Update on H2-based reduction technology

    - Fluidized bed/Shaft based DR production technology
    - Electric Smelting/Arc Furnace(ESF/EAF)
    - Electric Arc Furnace with higher H2-DRI

Contact :  coolit-2025@postech.ac.kr