Refinery vacuum distillation units (VDUs) use ejector systems to establish and maintain distillation-column pressure for capturing valuable crude fractions and reducing vacuum residuum. Reliable ...

Visakhapatnam (AP) June 10, (ANI): Chief Manager at Visakh Refinery in Visakhapatnam YV Tarak, highlighted the engineering marvel of the refinery’s CDU4 and vacuum distillation columns. Standing atop ...

That vitamins A and D can now be produced to sell as cheaply as good brandy is a fact which the chemical engineers of Arthur D. Little, Inc. let out of the pandora box of industry last week. The ...

Distillation columns are extensively deployed in the chemical process industries when there is a need for separation of components that have different boiling points. Typically, a mixture of ...

A complex piece of equipment, the converging-diverging steam jet used in vacuum distillation units is subject to a wide array of malfunctions that are often misunderstood or overlooked by plant ...

THE Transactions of the Society of Chemical Industry (58, No. 2; 1939) contain several papers presented last November to a meeting of the Chemical Engineering Group which dealt with the industrial ...

THREE vacuum distillation apparatuses capable of distilling amounts from 5 gm. to 500 gm. have been constructed for preparative and analytical work particularly in regard to fatty acid esters. They ...

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