Proses Pembuangan Besi dari Larutan PLS Bijih Nikel Laterit dengan Menggunakan Kalsium Karbonat pada Konsentrasi 10% dan Konsentrasi 15% = The Effect of 10 and 15 wt% Limestone Addition on First Iron Removal Process by Using Lateritic Nickel Ore Pregnant Leach Solution with 1, 2 and 3 pH Variation

Characterization of Iron Removal Process Products from Atmospheric Lateritic Ore Leaching solution by Using 20% and 25% Calcium Carbonate = Karakterisasi produk proses pembuangan besi dari Larutan Pelindihan Atmosferik Bijih Nikel menggunakan 20% dan 25% Kalsium Karbonat

Pengaruh Penambahan Magnesia terhadap Perolehan Nikel dan Kobalt Pada Produk Nikel Laterit Hasil Pelindian Atmosferik untuk Produksi Mixed Hydroxide Precipitate (MHP) = The Effect of Magnesia Addition on Nickel and Cobalt Precipitation Recovery from Lateritic Leach Solution for Mixed Hydroxide Precipitate (MHP) Production

Pengaruh Penambahan 20%w/w Magnesia (MgO) terhadap Presipitasi Nikel dan Kobalt Pada Produk Nikel Laterit Hasil Pelindian Atmosferik dengan Tiga Tahap Iron Removal untuk Produksi Mixed Hyroxide Precipitate (MHP) = Effect of 20%w/w Magnesia (MgO) Addition on Nickel and Cobalt Precipitation in Atmospheric Leaching Nickel Laterite Products with Three Stages of Iron Removal for Mixed Hydroxide Precipitate (MHP) Production

Pengaruh Penambahan 2,5M Natrium Hidroksida pada Proses Presipitasi Nikel Hasil Multistage Iron Removal untuk Produksi Mixed Hydroxide Precipitate = Effect of adding 2.5M Sodium Hydroxide on The Nickel Precipitation Process Resulting from Multistage Iron Removal for The Production of Mixed Hydroxide Precipitate