Technology of obtaining a binder for the base of asphalt roads and roofing Botir Shukrullaev, Gulom Bekturdiev, Nurbek Isaev and Saidbek Omonov E3S Web Conf., 264 (2021) 05026 Published online: 02 June 2021 DOI: 10.1051/e3sconf/202126405026