Identification of technology trend on Indonesian patent documents and research reports on chemistry and metallurgy fields

by Rahayu, Endang Sri Rusmiyati, Hasibuan, Zainal A.
Published 2006

The effect of the process condition on synthesis amorphous silica alumina from metakaolin on pore structure and crystallinity of product

by Rahayu Endang Sri, Subiyanto Gatot, Shoelarta Shoerya, Hartono Marvin Indi, Elisafa Hagai
Published 2019-01-01