Continuous Process for Biodiesel Production in Packed Bed Reactor from Waste Frying Oil Using Potassium Hydroxide Supported on Jatropha curcas Fruit Shell as Solid Catalyst. - Buasri, Achanai; Chaiyut, Nattawut; Loryuenyong, Vorrada; Rodklum, Chao; Chaikwan, Techit; Kumphan, Nanthakrit (Applied Sciences (2076-3417), 2012)