A method of drilling mud treatment
USSR Author’s Certificate # 929682, 1974 Mamadzhanov U.D., Bakhir V.M., Shamsutdinova V.N., Bakhir T.M. The priority of this invention in accordance with Application # 2018444 was established on April 22, 1974. By that time, a two-year period of investigations and industrial tests of electrochemical methods of and devices for drilling mud treatment, which became the... ...