Removal of sulphur from four Central Anatolian lignites by NaOH

Coal demineralization using sodium hydroxide and acid solutions

Ralph T. Yang, Sadananda Das, Bing-Hong Tsai · Fuel · 1985 · 70 citations

Engineering, Chemical Engineering, Mining Engineering +8

Sulphur transformation and removal for Western Kentucky coals

Peter S. Maa, C. Randall Lewis, Charles E. Hamrin · Fuel · 1975 · 45 citations

Natural Sciences, Environmental Sciences, Mining Engineering +14

Supercritical-gas extraction of Turkish coking coal

Ramazan Ceylan, Aral Olcay · Fuel · 1981 · 44 citations

Engineering, Chemical Engineering, Mining Engineering +6

Desulfurization of coal by oxidation in alkaline solutions

K.C. Chuang, R. Markuszewski, T.D. Wheelock · Fuel Processing Technology · 1983 · 42 citations

Natural Sciences, Chemical Engineering, Environmental Engineering +10

Study of the treatment of subbituminous coals by NaOH solutions

Paulo Araya, Ricardo Badilla‐Ohlbaum · Fuel · 1981 · 36 citations

Natural Sciences, Chemical Engineering, Chemistry +4