Production of biodiesel fuels that have low glycerine and sulfur levels

摘要

The present invention relates to a process and apparatus for the production of carboxylic acid esters and/or biodiesel fuel from feedstocks containing fatty acids, glycerated fatty acids, and glycerin by reactive distillation. Specifically, in one embodiment, the present invention relates to the production of biodiesel fuels having low glycerin, water, and sulfur content on an industrial scale.