Developing sustainable pathways to ethylene — among the world’s most widely used chemicals — is a key element in decarbonizing the process industries. A new electrolysis technology developed by CERT Systems (Toronto, Ont., Canada; www.co2cert.com) can produce ethylene from CO2…
In December 2024, the Pacific Northwest National Laboratory (PNNL; Richland, Wash.; www.pnnl.gov) announced a three-year collaborative project with vehicle-tire manufacturer Bridgestone (Tokyo, Japan; www.bridgestone.com) to scale up a thermocatalytic process for converting renewably derived ethanol to n-butene. Conventionally, n-butene is…
As processes have become more complex and dynamic, alarm management software has evolved, and now provides deep intelligence to keep plant personnel safer, more aware and more efficient There can be little doubt that effective alarms are one of the…
Designing a proton-exchange membrane that will balance the efficiency, durability and safety requirements for hydrogen production requires careful consideration of materials and chemistry Among the ongoing efforts to curb climate change, researchers are actively pursuing the further development of water…
The Helix flexible screw conveyor (photo) features a helicoid screw that rotates within a fixed tube to transport materials efficiently from one point to another. It supports horizontal conveying up to 80 ft and vertical discharge heights of up to…
Plant Watch Messer to construct $70-million air-separation unit in Arkansas January 15, 2025 — Messer Group GmbH (Bad Soden, Germany; www.messergroup.com) has announced a strategic investment of over $70 million to construct a state-of-the-art air separation unit (ASU) in Berryville,…
This company has recently secured full ATEX Zone 22 certifications for its EX200 and EX205 2-hp dust-control fans (photo). These fans are designed explicitly to provide proactive protection against fugitive combustible dust in hard-to-reach areas, enabling users to operate more…
Gas compressibility can lead to choked flow in piping systems. Presented here is an overview of choked-flow geometries in pipes, and examples of how choked flow arises in different pipe layouts The more things change, the more they stay the…
Quality control processes can have a reputation for being redundant or tedious, but they play a fundamental role in producing consistent and effective products. When it comes to the manufacturing of products for the medical and life-sciences sectors, these processes…
Evonik Industries AG (Essen, Germany) has signed a term sheet with Dutch company VoltH2 to advance green hydrogen production at the Delfzijl chemical park. According to the agreement, VoltH2 will construct a 50-MW electrolyzer near Evonik's hydrogen peroxide (H2O2) plant.…