| Authors: |
Tangkas IWCWH; Department of Chemical Engineering (Sustainable Mineral Processing Research Group), Faculty of Engineering, Universitas Gadjah Mada, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia., Sujoto VSH; Department of Chemical Engineering (Sustainable Mineral Processing Research Group), Faculty of Engineering, Universitas Gadjah Mada, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia.; Faculty of Engineering, Unconventional Geo-Resources Research Center, UGM, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia., Astuti W; Research Center for Mining Technology, National Research and Innovation Agency (BRIN), Jl. Ir. Sutami, Km. 15, Tanjung Bintang, Lampung, 35361 Indonesia., Jenie SNA; Research Centre for Chemistry, National Research and Innovation Agency (BRIN), Kawasan Puspiptek Building 452, Serpong, Tangerang Selatan, 15314 Indonesia., Anggara F; Geological Engineering Department, Faculty of Engineering, Universitas Gadjah Mada, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia., Utama AP; PT. Geo Dipa Energi, Jl. Dieng RT 01 RW 01, Desa Sikunang, Kabupaten Wonosobo, Jawa Tengah 53456 Indonesia., Petrus HTBM; Department of Chemical Engineering (Sustainable Mineral Processing Research Group), Faculty of Engineering, Universitas Gadjah Mada, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia.; Faculty of Engineering, Unconventional Geo-Resources Research Center, UGM, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia., Sutijan; Department of Chemical Engineering (Sustainable Mineral Processing Research Group), Faculty of Engineering, Universitas Gadjah Mada, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia.; Faculty of Engineering, Unconventional Geo-Resources Research Center, UGM, Jl. Grafika No.2, Kampus UGM, Yogyakarta, 55281 Indonesia. |