New composition of chemicals and heavy drilling fluids for drilling oil and gas wellsNodirbek Kobilov, Bosit Khamidov, Abror Shukurov, Sarvar Kodirov and Kuvonchbek JuraevE3S Web of Conf., 401 (2023) 05077DOI: https://doi.org/10.1051/e3sconf/202340105077