Reduksi selektif bijih nikel laterit menggunakan aditif natrium sulfat dengan variasi kadar reduktor batubara antrasit, temperatur, dan waktu reduksi = Selective reduction of nickel laterite ore using Na2SO4 with the variation of antrachite coal content, temperature, and reduction time

Pengaruh penambahan natrium sulfat (Na2So4) terhadap pirometalurgi terak nikel dengan variabel temperatur dan rasio aditif = The effect of addition of sodium sulphate (Na2So4) to nickel slag pyrometallurgical process with temperature and additives ratio as variables

Kinetika reduksi selektif bijih nikel laterit dengan aditif natrium klorida dan gas pereduksi CO = Selective reduction kinetics of lateritic nickel ore using CO and NaCl additive

Pengaruh penambahan sodium sulfat pada proses reduksi pasir besi titan = The effect of sodium sulfate addition on reduction process of titania iron sand

Pengaruh Jumlah Sulfur Mineral (0-5 % S) dan Arang Cangkang Sawit (0,5-1,5% Stoikiometri) Pada Proses Selektif Reduksi Bijih Nikel Laterit Jenis Limonit = Effect of Elemental Sulfur (0-5% S) on the Process of Reducing Nickel Laterite Ore with Palm Shell Charcoal Reductors (Stoichiometry 0.5 ; 1.0 ; 1.5 %) and Sodium Sulfate Additives