Peningkatan kadar dan rasio pasir kromit kadar rendah melalui proses benefisiasi dengan variabel jumlah reduktor batubara dan aditif caso4 pada reduction roasting = The enhancement of chromium grade and its ratio from local low grade chromite sand through beneficiation process with the variation of reductant and caso4 as additive dosage on reduction roasting process

Peningkatan kadar dan rasio pasir kromit kadar rendah melalui proses benefisiasi dengan variabel jumlah penambahan reduktor coal dan aditif caco3 pada reduction roasting = The enhancement of local low grade chromite sand through beneficiation process with the variation of reductant coal and caco3 as additive dosage on reduction roasting process

Pengaruh kandungan fasa ferrit, nitrogen dan fluk basicity pada deposit logam las smaw grade 308L terhadap kekuatan mekanik dan ketahanan korosi = The effect of ferrite nitrogen and flux basicity at sma weld metal 308L to mechanical properties and corrosion resistance / Suganta Handaru Setiawan

Peningkatan kadar dan rasio pasir kromit kadar rendah melalui proses benefisiasi dengan variabel temperatur dan waktu reduction roasting = Enhancement of low grade chromite sand through beneficiation process with the variation of temperature and time on reduction roasting

Pengaruh basasitas pada proses pembuatan FeMn (Rerro Mangan) dari bijih mangan lokal dengan mini submerged arc furnace (SAF) = The effect of slag basicity on ferromanganese production process FeMn using local manganese ore with mini submerged arc furnace (SAF)