Penentuan variabel proses pelapisan hard chrome untuk cetakan tempa

Karakteristik komposit aluminium AC8A/grafit dengan proses stir casting = Characteristics of aluminium AC8A/graphite composite fabricated with stir casting process

Pengaruh temperatur pada proses bayer terhadap ekstraksi alumina pada bijih nepheline = Temperature effects in bayer process for extracting alumina in nepheline ore

Analisis pengaruh konsentrasi NaOH pada proses Bayer terhadap ekstraksi bijih nepheline = Effect of NaOH concentration in Bayer process on extraction of nepheline ore in Bayer process

Studi pengaruh penambahan batubara pada proses roasting reduction bijih nikel saprolit dan pelindian (leaching) dalam larutan asam sulfat 1 molar = Study of coal addition effect on roasting reduction process of saprolitic nickel ore and leaching in sulfuric acid 1 molar