Study of the process of obtaining fuel briquettes from production waste Dilafruz Kholmurodova, Dilfuza Kiyamova, Feruza Rakhmonova and Barno Bakhromova E3S Web of Conf., 508 (2024) 07008 Published online: 05 April 2024 DOI: 10.1051/e3sconf/202450807008