Chementator briefs
NITROGEN UTILIZATION Late March, the first nitrogen fertilizer produced from a wastewater-treatment plant sidestream was…
A new burner slashes NOx emissions from iron-ore pelletizing plants
Before being fed to the blast furnace, iron ore is first converted into pellets by,…
Growing sulfur batteries from crystals
Strain on demand for critical battery metals is forcing manufacturers to seek alternative materials. Sulfur’s…
Catalyst-coated membrane reduces electrolyzer stack cost for H2 production
A new catalyst-coated membrane (CCM) technology for hydrogen production, developed by Honeywell UOP (Des Plaines,…
Commercial debut for a process that makes 'green' pig iron
Last month, Vale S.A. (Rio de Janeiro, Brazil; www.vale.com) began construction on the first commercial…
PFAS separation-concentration system introduced in North America
A technology initially developed in Australia by OPEC Systems (Emu Plains, NSW, Australia; www.opecsystems.com) for…
Applying capacitive deionization for critical-metals recovery
Researchers at Argonne National Laboratory (Lemont, Ill.; www.anl.gov) are investigating an electrochemical separation process known…
Reduced fouling when pneumatically conveying lactose products
To ensure product safety and quality, products containing lactose (at dairy plants, for example) are…
Capillary-fed electrolysis unlocks new levels of efficiency for green-hydrogen production
A new category of electrolysis could significantly lower the expenses associated with producing “green” hydrogen.…