TY JOUR TI KW пиролизная жидкость KW битум KW вяжущее KW пенетрация KW pyrolysis liquid KW astringent KW bitumen KW penetration JO Herald of Technological University AU Zabelkin, S.A. AU Fayzrakhmanova, G.M. AU Grachev, A.N. AU Bashkirov, V.N. PY 2025 IS 17 PB Kazan National Research Technological University