Pengaruh kandungan abu dan suhu reaksi terhadap yield rasio mol h2/co gas sintesis hasil gasifikasi batubara = The effect of ash content and reaction temperature to yield h2/co mole ratio of synthetic gas from coal gasification

Pengaruh variasi kandungan abu batubara sub-bituminous dan suhu reaksi terhadap Yield and rasio Mol H2/CO gas sintesis dengan metode gasikasi kukus = The effect of sub-bituminous coal char content and reaction temperature to Yield and Mole ratio H2/CO synthetic gas through steam gasification

Adsorpsi isotermal karbon dioksida dan metana pada karbon aktif berbahan dasar batubara sub bituminus Indonesia untuk pemurnian dan penyimpanan gas alam =Adsorption isotherms carbon dioxide and methane on activated carbon of sub bituminous coal Indonesian as raw material for purification and storage of natural gas

Pengaruh suhu dan rasio kukus terhadap arang batubara lignit hasil pirolisis dengan laju pemanasan terkontrol dalam gasifikasi kukus berkatalis K2CO3 = Effect of temperature and steam to lignite coal char ratio in K2CO3 catalytic steam gasification with controlled heating rate pyrolysis step

Proses aglomerasi air-minyak sawit untuk menurunkan kadar abu dan sulfur serta meningkatkan nilai kalori batubara semi antrasit, bituminus, dan sub bituminus