Pengaruh penggunaan reduktor karbon berbahan residu hasil pirolisis (arang) limbah printed circuit board dengan variasi 5, 10, dan 15 wt.% pada proses karbotermik bijih nikel Indonesia = The effect of using waste printed circuit board pyrolysis residue (charcoal) as carbon reductor to Indonesian nickel ore carbothermic process with concentration variation 5, 10, and 15 wt.%

Pengaruh temperatur reduksi dengan variasi 700, 900, dan 1100 C terhadap reduksi karbotermik bijih nikel limonit Indonesia menggunakan 20 wt.% limbah printed circuit board sebagai reduktor = Effect of reduction temperature with variations of 700, 900, and 1100 C in carbothermic reduction of Indonesian limonite ore using 20wt.% printed circuit boards as reducing agent

Pengaruh penambahan aditif kalsium oksida dengan variasi 20, 40, dan 60 wt.% terhadap produk roasting terak ferronickel pada temperatur 900 dan 1100 oC = The effect of addition of calcium oxide with variations of 20, 40, and 60 wt.% on ferronickel slag roasting products in 900 and 1100 oC temperatures

Pengaruh kandungan sulfur (2,68% dan 5%) dalam reduktor antrasit dengan variasi penambahan (0,0625-0,25 stoikiometri) pada proses reduksi selektif Bijih Nikel Laterit Jenis Limonit = The effect of sulphur contents (2,68% and 5%) in anthracite reductor with addition variations (0,0625 - 0,25 Stoichiometry) on Selective Reduction of Limonite Type Laterite Nickel Ore

Pengaruh variasi penambahan 15, 20, dan 25 wt.% cangkang kelapa sawit sebagai reduktor terhadap proses karbotermik pretreated terak feronikel = Effect of 15, 20, and 25 wt.% palm kernel shell addition as reducing agent to carbothermic reaction of pretreated ferronickel slag