Pemodelan dan eksperimen skala laboratorium pembakaran spontan batubara peringkat rendah Indonesia = Modeling and lab scale experiments of the spontaneous combustion of Indonesian low rank coal

Analisis peningkatan nilai tambah batu bara kalori rendah menggunakan teknologi peningkatan mutu batu bara = Low rank coal value enhancement using coal upgrading technology / Qosandra Alfayuritresna

Enhanced ultrafine coal dewatering with chemical additives = Peningkatan performa dewatering batubara dengan aditif kimia

Slury dewatering process to improve quality of low grade coal

Pengaruh variasi suhu udara pengering serta ketebalan batubara terhadap laju pengeringan batubara peringkat rendah low-rank coal = The effect of variation of dryer air temperature and thickness of a coal heap on drying rate of low rank coal