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Focus On: Mechanical Recycling

Sort plastic flakes with this machine The new Innosort Flake (photo) is a high-throughput system for sorting plastic flakes. Enhanced features enable simultaneous flake sorting by polymer type, color and transparency, achieving unmatched quality, even from highly contaminated inputs, the…

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This process makes freshwater from brine while capturing CO2

A new electrochemical technology for direct-air capture (DAC) of atmospheric CO2 can also produce freshwater from brackish water or brine waste from desalination or wastewater treatment facilities (diagram). The technology, developed by Capture6 (Berkeley, Calif.; www.capture6.org), splits the salt content…

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Copper-graphene composite could enable more efficient electrical hardware

Composites of copper and graphene have been explored as a way to improve electrical conductivity, but researchers have not been successful at enhancing conductivity with a corresponding reduction in the temperature coefficient of resistance (TCR), and have not been able…

Safe combustible-dust explosion isolation with this system

The new and improved Exkop isolation system (photo) is now available for many more applications, such as ST 2 dusts, reduced explosion pressures (Pred) of up to 2 bar and larger diameters. Also, the new Exkop Express controller allows for…

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Recycle any type of magnet from end-of-life products

A new pilot plant is demonstrating a proprietary technology for recycling magnet materials from end-of-life (EOL) products, such as electric motors, automobile parts and hard-disk drives. Developed by Cyclic Materials Inc. (Toronto, Ont., Canada; www.cyclicmaterials.earth), the Mag-Xtract process is said…

Complex Chemistry Demands Precise Process Control

An advanced control system helps alleviate workflow inefficiencies and reliance on manual adjustments in a complex chemical process Synthesizing principles of engineering and biology, Solugen Inc. (Houston; www.solugen.com) has developed and commercially deployed a unique carbon-negative platform for peroxide manufacturing.…

Custom mixing systems optimize unique processing tasks

This company’s custom mixing systems (photo) are engineered to optimize unique processing projects, including batch size, material properties, agitation levels and more. Engineers can develop a mixing system that includes mixers and tanks from simple open-top designs to full ASME…

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Facts At Your Fingertips: Overview of Reactor Types

Reactors are at the core of most processes in the chemical process industries (CPI) and are broken down most broadly by whether their operating mode is non-flow (batch) or continuous. Each reactor type has advantages and disadvantages depending on the…

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A Brief Review of Natural Water’s Influence on Scale Formation in Heat Exchangers

Understanding the water chemistry is a first step in preventing heat-exchanger fouling At the two power plants and chemical plant in which this author formerly worked, the fresh-water-makeup supplies (two lakes and an underground aquifer adjacent to a river) all…

Chevron Lummus Global and Hongrun Petrochemical commission world’s largest all-hydroprocessing white oil unit

Chevron Lummus Global LLC (CLG) announced the successful commissioning of the world's largest white oil hydroprocessing unit for Hongrun Petrochemical (Weifang) Co., Ltd. in Weifang, Shandong Province, China. The new plant, which utilizes CLG's ISODEWAXING and ISOFINISHING technologies, consists of…