Abro, Faisal Najam. Comparative study of sugarcane bagasse ash and corn starch as fluid loss additives in oil based drilling mud / Faisal Najam Abro. - MUET, Jamshoro : Institute of Petroleum & Natural Gas Engineering, 2020. - xvi, 56p. : ill. ; 30 cm. Includes References. Subjects--Topical Terms: Petroleum Engineering. Dewey Class. No.: / ABR