Chemical Engineering
‘Green’ chemistry award winners
Now in its 27th year, the Green Chemistry Challenge Awards recognize and promote chemical technologies that reduce hazards to people and the environment by incorporating the principles of green chemistry into chemical design, manufacture and use. The program is sponsored…
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…
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…
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.;…
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…
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…
KBR ammonia technology selected for new project in Indonesia
KBR, Inc. (Houston) announced that its Purifier ammonia technology has been selected by PT Pupuk Sriwidjaja Palembang (Pusri), a subsidiary of PT Pupuk Indonesia, for its planned Pusri 3B Ammonia Plant to be built in South Sumatera Province, Indonesia. This…
LyondellBasell polyolefin technology selected for Dongming Shenghai chemical complex in China
LyondellBasell (Rotterdam, the Netherlands) announced that Dongming Shenghai Co., Ltd. (Dongming Shenghai), will use the LyondellBasell Spheripol, Hostalen Advanced Cascade Process (Hostalen ACP) and Lupotech T technologies for its new facility. The process technology will be used for a 350,000…
KBR commissions concentrated nitric acid plant for Gujarat Narmada Valley Fertilizers & Chemicals
KBR, Inc. (Houston) announced a milestone in its partnership with Gujarat Narmada Valley Fertilizers & Chemicals Ltd. (GNFC) with the successful commissioning of its second plant using KBR’s proprietary MAGNAC concentrated nitric acid (CNA) technology, in Gujarat, India. The plant,…
Lhyfe confirms plans to build green-hydrogen plant for the Nantes Saint-Nazaire Port
Lhyfe (Paris) has announced plans to develop a green hydrogen industrial production and distribution site in Montoir-de-Bretagne (Loire-Atlantique). The call for proposals for the Nantes Saint-Nazaire Port, which was launched on 21 November 2022, concerned the provision of land located…