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Provide industry on a worldwide basis with quality chemical and environmental engineering services, advanced and emerging process technologies, and regulatory compliance support that optimizes client expenditures and manpower requirements.

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October 12, 2018 Scaleup of Chemical and Pharmaceutical Plants

This article will discuss the scaleup of chemical and pharmaceutical plants. Introduction The blog will discuss only small continuous processes in the chemical industry and flow chemistry (continuous) processes in the pharmaceutical industries. COSTELLO gets involved when the laboratory chemistry has been completed and the client is ready to consider a continuous process.  Moreover, we […]

September 20, 2018 Biodiesel Purification – Final Part 5

Overview In this fifth and final installation on biodiesel production we will cover biodiesel purification. Biodiesel Purification by Distillation There are two distinct process for biodiesel purification. One is removal of methanol by distillation and the other is removal of glycerin and the sodium methylate catalyst by ion exchange. The crude biodiesel product is preheated […]

September 6, 2018 Transesterification – Biodiesel Part 4

Overview The transesterification unit is designed to produce ASTM grade biodiesel by reacting low FFA oil or preesterified oils with excess methanol in the presence of a sodium methylate catalyst. Evaporator An oil drying system (Evaporator not shown) removes water and methanol after the esterification unit but prior to the transesterification system.  The recovered water […]


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