Scrolling or Pushing? Choosing the Right Type of Filtration Centrifuge
Understanding the working principles of scrolling and pushing centrifuges can help when deciding which type…
Cover Story
Commentary
Driving environmental progress
The recent decision by the U.S. Supreme Court limiting the authority of the U.S. Environmental…
In The News
Newsfronts
Achieving Balance in Combustion
New hardware combined with monitoring technologies can help optimize combustion now and in the carbon-conscious…
Chementator
Biosynthesis of renewable, high-energy-density, cyclopropane-based fuels
Cyclopropane-functionalized hydrocarbons can be excellent fuels because of their high energy densities, but organic synthesis…
Hybrid membrane separates CO2 with both high permeability and selectivity
Conventional gas-separation membranes normally exhibit a trade-off between selectivity and permeability — a practical limitation…
Biodegradable corn-based adhesive is non-toxic, with tunable properties
A new class of adhesives being developed by the startup gluECO Adhesives LLC (Ashburnham, Mass.;…
Chementator Briefs
Biomethane Last month, NextChem, a subsidiary of Maire Tecnimont S.p.A. (Rome, Italy; www.mairetecnimont.com) was awarded…
A more-sensitive way to differentiate chiral compounds
Circular dichroism (CD) is the established method for distinguishing between enantiomers — the optical isomers…
Commercial debut for sand-based thermal-energy storage
Last month, operation began at Polar Night Energy Oy’s (Tampere, Finland; www.polarnightenergy.com) first commercial sand-based…
Upcycling of waste ABS into 3D-printable material with enhanced properties
In an advancement toward circularity for commodity plastics, researchers at the Oak Ridge National Laboratory…
Extending the operating temperature of biological phosphorus removal
Currently, enhanced biological phosphorus removal (EBPR) techniques in municipal wastewater-treatment plants (WWTPs) do not work…
Limpet tooth inspires strongest biomaterial
An interdisciplinary team of biologists, chemists and engineers from the University of Portsmouth (U.K.; www.port.ac.uk)…
Business News
Business News: August 2022
Plant Watch Johnson Matthey to build U.K. gigafactory for H2 fuel-cell components July 18, 2022…
Technical & Practical
Tower Doctor
Tower Doctor: X-Raying The Patient: Gamma Scanning Vapor Cross-Flow Channeling
Henry Kister shares lessons learned from troubleshooting distillation towers In 1988, the author led a…
Feature Report
Ethernet-APL: The Future of Field Connectivity
Ethernet Advanced Physical Layer (APL) provides connectivity between field-generated data and enterprise systems. Presented here…
Facts at Your Fingertips
Facts At Your Fingertips: Heat-Transfer Fluid System Venting
Heat transfer fluids (HTFs) provide heating and cooling of process equipment, including reactors, autoclaves, distillation…
Engineering Practice
Magnetic-Drive Positive-Displacement Pumps for Chemical Processing Applications
Advances in sliding-vane and internal-gear seal-less pump technologies can provide many benefits when compared to…
Environmental Manager
Steps to Improve Safety Challenges in Hazardous Environments
Compliance with industry- and machinery-specific safety standards and classifications is essential to make the safest…
Equipment & Services
Focus
Pipes, Tubes and Fittings
A portable pipe beveling tool prepares pipe for welding The Wart Millhog Portable Pipe Beveler…
Show Previews
Achema Show 2022 Show Preview
Achema (www.achema.de), the global forum for the chemical engineering and process industries presented by Dechema…
Departments
Chem Chronicles
ChemChronicles: 'Eye it Before You Buy It,' The Invention of Cellophane
Transparent polymer film started with an accident . . . and spurred a packaging revolution…