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Solids Processing

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Milling in the Pharmaceutical Industry

Milling active ingredients combines equipment selection, material characterization, and process characterization, with the aim of improving and controlling the properties of the solid crystalline drug substance. These topics are discussed here Milling is a common technique used for the reduction…

Conveyor Selection for Bulk Solids Processes

Use this guide to aid the selection of conveying technologies for applications in powder and bulk solids handling Many sectors of the chemical process industries (CPI) — including chemicals, plastics, batteries, mining, power generation, plastics, food, agriculture, pharmaceuticals and others…

Focus on Solids Handling

This vibratory feeder is ideal for feeding fragile materials The new line of K3 vibratory feeders (photo) features a unique, patent-pending drive system combined with an advanced control package, resulting in gentler product handling, higher accuracy and quicker product changeover…

Considerations for Solid Catalyst Loading

Special considerations must be made for loading expensive solid catalyst materials into fixed-bed and tubular reactors Most units in the chemical process industries (CPI) use complex and expensive heterogeneous catalysts aimed at improving reaction performance. Although sometimes overlooked, the solids-handling…

Operational Best Practices for Rotary Dryers

To maximize the service life and reliability of rotary dryers for solid materials, adhere to this set of practices Rotary dryers have a well-deserved reputation for reliability, often providing decades of trouble-free operation in solids-handling processes. As with any type…

Mitigate Dust Hazards With Good Equipment and System Design

By carefully considering equipment and plant design in processes involving powdered materials, fugitive dust issues can be reduced significantly Powdered ingredients that unintentionally leak from equipment in a manufacturing plant are known as fugitive dust. The risks associated with fugitive…

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Reliable and Cost-Effective Solids Feeding

A holistic approach to bulk-solids-feeding installations can improve the effectiveness and efficiency of operations involving solids handling Many chemical processes involve the extraction of bulk solid materials at a controlled rate from a storage vessel for delivery into the process.…

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Batch Drying: Maximizing Product Yields

Use the strategies discussed here to maximize the yields of solid products from batch drying vessels Successfully drying a wet solid in a drying vessel does not complete the operation — the dry solids must be removed from the vessel.…

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Air Movers for Dilute-Phase Pneumatic Conveying

Selecting the best air mover for a bulk-solids pneumatic-conveying application is a critical design decision. Provided here is information on three classes of air movers when dilute-phase pneumatic conveying is required In a typical bulk-solids pneumatic-conveying system, an air mover…

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Controlling Dust through Pelletizing

Tumble-growth agglomeration can reduce dust in solids-handling processes. Here’s how it works Handling and processing bulk solids appears in nearly every industrial sector, from energy to agriculture. Dust is a ubiquitous and challenging issue when working with bulk solids, because…