Chemical demineralization/desulphurization of high sulphur coal using sodium hydroxide and acid solutions

Chemical cleaning of low grade coals through alkali-acid leaching employing mild conditions under ambient pressure

D.K. Sharma, Sanjay Gihar · Fuel · 1991 · 89 citations

Engineering, Chemical Engineering, Mining Engineering +9

Chemical demineralization of a Turkish high ash bituminous coal

Esen Bolat, Selma Saǧlam, Sabriye Pişkin · Fuel Processing Technology · 1998 · 81 citations

Natural Sciences, Chemical Engineering, Chemistry +8

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

Removal of mineral matter from bituminous coals by aqueous chemical leaching

Andrew Waugh, KMcG Bowling · Fuel Processing Technology · 1984 · 65 citations

Engineering, Chemical Engineering, Mining Engineering +11

Sulphur in Assam coal

Pronab K. Barooah, Mrinal K. Baruah · Fuel Processing Technology · 1996 · 59 citations

Natural Sciences, Chemistry, Mining Engineering +10