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Methane-pyrolysis process leverages natural gas for CO2-free H2 generation

Engineering design of a demonstration plant is underway for a process that pyrolyzes natural gas into hydrogen and solid carbon. The process was developed by C-Zero Inc. (Goleta, Calif.; www.czero.energy), a company set up in 2018 to develop and commercialize…

A smart temperature transmitter with Bluetooth

The iTEMP TMT142B (photo) is a smart temperature transmitter with Bluetooth connectivity that delivers accurate and reliable measurements, wireless communication via Bluetooth and user-friendly operation — all packaged in a robust single-chamber field housing. The transmitter features a secure, integrated…

Robust separation seal for a safe compressor shutdown

The CobaSeal (photo) is a robust separation seal with a unique coaxial operating principle. Design studies confirm the CobaSeal maintains its mechanical integrity up to 70 bars and minimizes process gas flow to the bearing cavity when retained properly. The…

Operational Best Practices for Rotary Dryers

To maximize the service life and reliability of rotary dryers for solid materials, adhere to this set of practices Rotary dryers have a well-deserved reputation for reliability, often providing decades of trouble-free operation in solids-handling processes. As with any type…

Recycling electrolyte from vanadium RFBs

U.S. Vanadium LLC (Hot Springs, Ark.; www.usvanadium.com) has successfully demonstrated the ability to recycle the liquid electrolyte used in vanadium redox-flow batteries (VRFB), a rapidly growing commercial technology that promises to enable intermittent renewable energy technologies, such as solar and…

Cybersecurity: Continuous Vigilance Required

As digitalization becomes more common and remote operations become necessary, guarding against cybersecurity breaches grows even more critical The hacking of a Florida water plant, which made headlines in February, was a poignant reminder of the dangers posed by breaches…

Technology Profile: Suspension Polymerization of Polyvinyl Chloride

This column is based on “Polyvinyl Chloride Production from VCM (Suspension Polymerization) – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/polyvinyl-chloride-production-cost. Polyvinyl chloride (PVC) is the third most commonly produced synthetic polymer, after polyethylene and…

A Mixer Makes a Better Sunscreen

Changing from a conventional mixer to an ultra-high-shear mixer led to improved dispersions, increased production capacities, and reduced electricity and labor costs As the days get sunnier, people will be looking to sunscreens to protect their skin from the harmful…

Chementator briefs

L-Alanine DMC Biotechnologies, Inc. (DMC; Boulder, Colo.; www.dmcbio.com) has successfully demonstrated full commercial scale (85 m3) fermentation for its first product, the amino acid L-alanine. The scaleup results identically tracked the performance at bench and pilot scales, further validating the…

A new frame design extends the life of this pump

The new GD 2500Q Heavy Duty Frame (HDF) quintuplex pump (photo) is designed to extend pump service life through an optimized power-end frame design. The frame upgrade has been developed to increase component thickness and allow for larger, stronger welds…