1. Lviv Polytechnic National University, 12 Bandera Street, Lviv 79013, Ukraine
2. Donetsk National Technical University, 2 Shibankova Sq., Pokrovsk 85300, Ukraine
3. Kharkiv Polytechnic Institute, National Technical University, 2 Kyrpychova Street, Kharkiv 61002, Ukraine
4. State Enterprise “State Institute for Designing Enterprises of Coke Oven and By-Product Plants (GIPROKOKS)”, 60 Sumska Street, Kharkiv 61002, Ukraine