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Sand-based thermal-energy storage

Using concentrated solar thermal (CST) energy to supply industrial-heating requirements is a promising way to reduce the use of fossil fuels. This is the aim of Magaldi Green Energy (Rome, Italy; www.magaldigreenenergy.com), which developed its Solar Thermo Electric Magaldi (STEM)…

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Converting a steel mill to climate-neutral steel production

To decarbonize steel production and its high carbon dioxide emissions, Fraunhofer researchers, TS Elino GmbH (Dürren; www.elino.de) and Salzgitter AG (all Germany; www.salzgitter-ag.com) are working on converting an existing steel mill to climate-neutral production methods. The aim is to produce…

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Chementator Briefs

CO2 to CO SK Innovation Institute of Environmental Science & Technology, an R&D organization of SK Innovation Co. Ltd. (Seoul, South Korea; www.skinnovation.com), has successfully manufactured about 1 kg/d of CO using diatomic catalyst (DAC) technology, which selectively converts CO2…

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Converting natural gas to alcohols using MOFs

Capturing natural gas from petroleum drilling wells is economically challenging, but would have positive environmental impacts because it would eliminate the need for flaring and could allow the hydrocarbons to be converted into useful chemicals. Now, research led by chemists…

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Monitor beer brewing 24/7 with this multisensor

In traditional beer brewing, the progress of the fermentation process is typically checked manually, by inserting a hydrometer (beer spindle) that measures the density, from which the extract content of the wort can be derived — a procedure that not…

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Making a proton-conducting membrane from waste feathers

Researchers at Eidgenössische Technische Hochschule Zürich (ETH Zurich; Switzerland; www.ethz.ch) and Nanyang Technological University Singapore (NTU; www.ntu.edu.sg) developed a process to utilize industrial chicken feathers for making proton-conductive membranes that can be used in fuel cells, protonic transistors and water-splitting…

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Upcycling waste ammonia from beef farming

A new ammonia-recovery plant has begun steady-state operation to demonstrate a patented process to upcycle the ammonia content from cattle manure into stabilized fertilizer ingredients. The Ammonia Recovery System (ARS) was developed by Bion Environmental Technologies, Inc. (Old Bethpage, N.Y.;…

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Plasma-based technology for sustainable textile functionalization

A new plasma-based technology is being touted as a more sustainable method for textile finishing, including water-intensive dyeing and coating processes. The Ausora process, developed by Xefco Pty. Ltd. (Eveleigh, Australia; www.xefco.com), in partnership with the Recycling and Clean Energy…

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Business News: December 2023

Plant Watch Petrobras announces biorefining breakthrough at Riograndense refinery November 9, 2023 — Petróleo Brasileiro S.A. (Petrobras; Rio de Janeiro, Brazil; www.petrobras.com.br) has successfully processed 100% soybean oil in a fluid catalytic cracking (FCC) unit at its Riograndense petroleum refinery…

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Machine learning approach aids 3D-printed part qualification

Metal components made with laser powder-bed fusion — an important additive manufacturing process — must be qualified for use in critical applications, but the qualification relies on expensive non-destructive evaluation (NDE) techniques. In-process monitoring offers a less expensive alternative, but…