Processing & Handling
3D Printing: Foundations for Mainstream Adoption
The seemingly boundless versatility of additive manufacturing makes it an area ripe for fast evolution, but critical industrial applications also demand verification and reliability There is no doubt that 3D printing (also known industrially as additive manufacturing; AM) has set…
Facts at your Fingertips: Solids Friction in Bins and Hoppers
To avoid problems with solids flow in bins and hoppers, the friction between the equipment walls and the flowing solids is an important factor to understand. Provided here is a review of flow patterns in bins and hoppers, and practical…
Technology Profile: Ethanolamines Production from Ethylene Oxide and Ammonia
This column is based on “Ethanolamines from Ethylene Oxide and Ammonia – Cost Analysis,” a report published by Intratec. It can be found at the following URL: www.intratec.us/analysis/monoethanolamine-production-cost. Ethanolamines are a family of compounds that are used as feedstocks for…
A Primer on Reciprocating Metering Pump Technologies
Understanding what technology is available is a first step towards selecting the right pump for metering applications Reciprocating metering pumps are problem solvers for difficult fluid-handling tasks and applications. Their main function is the metering of a precise fluid volume…
ACC publishes 2019 edition of “Guide to the Business of Chemistry” report
The American Chemistry Council (ACC; Washington, D.C.; www.americanchemistry.com) this week issued its 2019 edition of the Guide to the Business of Chemistry, a detailed economic profile of the chemistry industry and its contributions to the U.S. and global economies. American…
SNF is investing $1.2 billion over three years to increase polyacrylamide production
In the last two years, SNF Group (Andrezieux, France; www.snf.com) has added 75,000 metric tons per year (m.t./yr) of powder-grade polyacrylamide (PAM) production capacity globally to match the increased demand for EOR (enhanced oil recovery) applications. By the end of…
Chementator Briefs
Solar desalination Researchers at Rice University (Houston, Tex.; www.rice.edu) working on nanophotonics-enabled solar membrane distillation (NESMD) have found that concentrating sunlight on small areas of the desalination membrane leads to a non-linear improvement in performance in vapor pressure, which forces…
Technology Profile: Titanium Dioxide Production
This column is based on “Titanium Dioxide Production Process – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/titanium-dioxide-production-cost. Titanium dioxide (TiO2) is the naturally occurring oxide of titanium, and is found particularly in rutile ores.…
Controlling Dust through Pelletizing
Tumble-growth agglomeration can reduce dust in solids-handling processes. Here’s how it works Handling and processing bulk solids appears in nearly every industrial sector, from energy to agriculture. Dust is a ubiquitous and challenging issue when working with bulk solids, because…
Considerations for Industrial Gas Purification
Purity requirements and gas properties require different methods for the purification of industrial gases. Provided here are key considerations for selecting gas purification technology Industrial gases are critical for a wide range of applications throughout the chemical process industries (CPI).…