Results of studies on extending the time operation of gin and linter grates Salokhiddin Yunusov, Azamat Sultonov, Mashkhur Rakhmatov, Tojiddin Bobomurotov and Mirkhosil Agzamov E3S Web Conf., 304 (2021) 03028 Published online: 21 September 2021 DOI: 10.1051/e3sconf/202130403028