%0 Journal Article %T THE USE OF LIGNIN-CONTAINING INDUSTRIAL WASTE AND BY-PRODUCTS FOR THE NEEDS OF DRILLING TECHNOLOGY %A Scherbin, S.A. %A Evdokimenko, D.S. %K drilling of wells, drilling mud, lignin, chemical modification, lignosulfonic acids, lignopolymers %J Bulletin of the Angarsk State Technical University %D 2023 %N 1 %P 5 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»