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Separation Processes

Efficient filter cartridges that require no precoating

Installed into Viledon sinTexx filter cartridges, this new corrugated polyester medium with nanofiber lining is said to achieve optimum performance when dealing with fine and difficult-to-handle dust and smoke. Compared to conventional corrugated polyester materials and ePTFE (expanded polytetrafluoroethylene) membranes,…

Homogeneous heating achieved in this vacuum tray dryer

The CakeStand Tray Dryer utilizes a unique heat-transfer system that heats uniformly across all heating plates. The patent-pending design of the system features enhanced ergonomics through optimal tray size, pivot-door design and front and back access. Total ease of cleaning…

An economical way to distill large volumes of products

The patented Plate Molecular Still is capable of distilling large quantities of product (10 ton/h and more), under medium- or high-vacuum conditions. The system is suitable for applications involving temperature-sensitive substances, such as oils, fats, pharmaceuticals, vitamins, methyl esters and…

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Thin-Film Drying Offers Deep Benefits

Thin-film drying is a continuous drying technology that is safe, flexible and offers many benefits, including low operating costs, low space requirements and high specific-evaporation capacity Contact agitated dryers are used for drying wet powders, slurries, filter cakes, and applications…

An alternative to organic extraction is now improved

The Model SFT-110 benchtop supercritical fluid extractor is an improved version of this company’s original system. Supercritical fluid extraction is an alternative to traditional extraction methods that use organic solvents. The SFT-110 uses supercritical carbon dioxide and is suitable for…

Improve processing times with this homogenizer

Featuring a new homogenizer generation, the FrymaKoruma Dinex vacuum-processing unit provides optimal processing times, droplet distribution and product quality. The improved tool geometry enables the product processing time in the homogenizer to be extended and increases the overall efficiency of…

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Design practices committee

Where do middle boilers go? If you answered, “Nobody knows”, then you’re wrong. FRI’s Design Practices Committee (DPC) knows — and they’re willing to share. The DPC was formed in 1975. It originally contained just six members. Neil Yeoman was…

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Spray Drying Parameters

Among the most widely used technologies in the chemical process industries (CPI), spray drying involves dispersing a liquid or slurry in a hot gas to produce a dry powder product. A wide range of pumpable solutions, suspensions and emulsions can…

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Distillation: Avoid Problems During Tower Startup

A variety of performance problems can arise in distillation towers during startup. Many are caused by equipment, hardware or process conditions. Hardware issues may be related to instrumentation, tower internals or ancillaries. Instrumentation malfunctions are also common during startup and…

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Magic trays, brown solvent

Every five years or so, a call would come in and once again I would be troubleshooting a certain extraction unit in Canada — usually in the dead of winter. This particular unit had a liquid-liquid extractor, a stripper, a…