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 ...

Advanced vacuum technologies are redefining safety, efficiency, and purity across every stage of lithium-ion battery ...

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 ...

Flowsheet of isopropanol and acetone recovery process using vacuum distillation (VD) process configuration (W - water, IPA - isopropanol, AC - acetone, AA - acetic acid). In a major stride towards ...

This second of three articles presenting selections from the 2015 American Fuel and Petrochemical Manufacturers Q&A and Technology Forum (Oct. 4-7, New Orleans) highlights discussion surrounding ...

This article introduces a CDU-VDU configuration tailored for grassroots refineries, decoupling stripping and rectification sections via a dedicated flash drum to enable steam-free rectification.

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 ...

TOKYO, Aug 6 (Reuters) - Japan's top oil refiner, JX Nippon Oil & Energy Corp, a unit of JX Holdings, said it shut the No.2 vacuum distillation unit at its 140,000 barrels per day (bpd) Mizushima-A ...

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