Pembuatan natrium silikat dari abu sekam padi dan larutan soda api secara sinambung ditinjau dari segi kinetika reaksi

by , ASTUTI, Widi, , Prof.Dr.Ir. Ida Bagus Agra
Published 2003

A novel method: Nickel and cobalt extraction from citric acid leaching solution of nickel laterite ores using oxalate precipitation

by Astuti, Widi, Nurjaman, Fajar, Rofiek Mufakhir, Slamet and Avista
Published 2023

Domestic violence as a consequence of nusyuz under the Islamic law and legislation of Indonesia

by Zuhdi, Syaifuddin, Kuswardani, Prakosa, Andria Luhur, Kurnianingsih, Marisa, Astuti, Widi, Ab Rahman, Rozanah
Published 2019

Optimization of lithium extraction from mud using surface response methodology

by Maulidia, Anisa, Astuti, Widi, Petrus, Himawan Tri Bayu Murti
Published 2022

Product Diffusion-Controlled Leaching of Nickel Laterite using Low Concentration Citric Acid Leachant at Atmospheric Condition

by Wanta, Kevin Cleary, Astuti, Widi, Petrus, Himawan Tri Bayu Murti, Perdana, Indra
Published 2022

Synthesis of Nickel Oxalate from Extract Solution of Nickel Laterite Ore: Optimation and Kinetics Study

by Surianti, Surianti, Wanta, Kevin C., Astuti, Widi, Mufakhir, Fika R., Perdana, Indra, Petrus, Himawan T. B. M.
Published 2022

Investigation on Saprolitic Laterite Ore Reduction Process using Palm Kernel Shell Charcoal: Kinetics and Phase Transformation

by Petrus, Himawan Tri Bayu Murti, Putera, Andreas Diga Pratama, Warmada, I Wayan, Nurjaman, Fajar, Astuti, Widi, Prasetya, Agus
Published 2022

Effect of Operating Conditions on Lithium Recovery from Synthetic Geothermal Brine Using Electrodialysis Method

by Sujoto, Vincent Sutresno Hadi, Sutijan, Sutijan, Astuti, Widi, Sumardi, Slamet, Louis, Isana Supiah Yosephine, Petrus, Himawan Tri Bayu Murti
Published 2022

Circular Economy of Coal Fly Ash and Silica Geothermal for Green Geopolymer: Characteristic and Kinetic Study

by Petrus, Himawan Tri Bayu Murti, Olvianas, Muhammad, Shafiyurrahman, Muhammad Faiz, Pratama, I Gusti Agung Arvin Nanda, Jenie, Siti Nurul Aisyiyah, Astuti, Widi, Nurpratama, Muhammad Istiawan, Ekaputri, Januarti Jaya, Anggara, Ferian
Published 2022

Kinetic Study of Lithium Leaching from Sidoarjo Mud Using Sulfuric Acid

by Maulidia, Anisa, Sujoto, Vincent Sutresno Hadi, Sudarmaja, Dewa Putu Agus, Putri, Januarti Jaya Eka, Jenie, Siti Nurul Aisyiyah, Astuti, Widi, Supriyatna, Yayat Iman, Warmada, I. Wayan, Sutijan, Sutijan, Anggara, Ferian, Petrus, Himawan Tri Bayu Murti
Published 2023