ProFlex 730CBD coarse-bubble diffusers (photo) are used to aerate or mix wastewater for effluent and sewage treatment, ensuring proper agitation of media with high specific gravity. This means that when the sewage is put into a storage tank, settling at…
The Model L11F weight-loaded pressure-relief valve (photo) is designed to be used on tanks, piping and low-pressure vessels, and can be used as a standalone unit or in addition to existing pressure-relief valves to add additional flow capacity. It also…
Last month, the Global Cement and Concrete Association (GCCA; London, U.K.; https://gccassociation.org) revealed the first six startups that will be backed by its member companies as part of the first ever Innovandi “Open Challenge” in the race to achieve “net…
Pioneer Pump ElectricPAK (photo) is a modular, electric pump package that helps users receive a pump-and-motor configuration onsite more quickly and efficiently than custom-built units. Each configured assembly includes a high-performance pump and electric motor that can provide high heads…
A multidisciplinary project to scale up a system capable of simultaneously capturing carbon dioxide from fluegas and converting it to ethanol has received $1.9 million from the U.S. Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E; Washington, D.C.; arpa-e.energy.gov). The…
An expanding number of products are demonstrating the real-world feasibility of incorporating post-consumer polyethylene (PE) into asphalt paving for roadways and parking lots. The set of demonstration projects — part of the New End-Market Opportunities (NEMO) program, under the auspices…
As chemical manufacturers continue to seek renewable alternatives for fossil-fuel feedstocks, bio-based ethanol is poised to be a crucial raw material in the ethylene value chain for products from jet fuel to plastics. The range of novel-shaped alumina catalyst developed…
Cleaning equipment surfaces is critical for processes involving biological materials to prevent microbial contamination. Clean-in-place (CIP) systems play a key role. In addition to preventing contamination, CIP systems also remove grit, scale and organic matter, which may affect process performance.…
Henry Kister shares lessons learned from troubleshooting distillation towers Construction of new production units has an undesirable byproduct: trash. Sometimes the hard question is— Who will clean? The author was the startup superintendent on a new unit in an olefins…
Information provided here can help guide the selection of valve actuators that are best suited to the demands of a particular chemical processing application Actuators are machines used to control the position of a valve remotely and automatically. They are…