Latest News
Vanadium recovery from steel slag scales up
A hydrometallurgical process for recovering vanadium from slag, a byproduct of steelmaking, has been significantly scaled up. Previously deployed at mini-pilot and bench scales, the process, developed by Neometals Ltd. (West Perth, Australia; www.neometals.com.au), has now been expanded by a…
Chementator briefs [September 2021]
Automated synthesis One of the most modern infrastructures for automated process control in chemistry is being built by the Karlsruhe Institute of Technology (KIT; www.kit.edu) together with BASF SE (Ludwigshafen, Germany; www.basf.com). The facility will initially produce new substances in…
Electrochemistry Spreads its Wings
New electrochemical processes are being developed to help CPI companies reduce their carbon footprint For over a century, electrochemistry has played a crucial role in the chemical process industries (CPI), and many chemicals are still produced using traditional electrochemical processes,…
Focus on Solids Handling
This vibratory feeder is ideal for feeding fragile materials The new line of K3 vibratory feeders (photo) features a unique, patent-pending drive system combined with an advanced control package, resulting in gentler product handling, higher accuracy and quicker product changeover…
Facts At Your Fingertips: Specification Considerations for Control Valves
Properly specifying process control valves for a plant project is critical to achieving efficient and effective processes. This one-page reference discusses key considerations for specifying control valves. Valve specification Process engineers should take the following aspects into consideration when specifying…
Technology Profile: Production of Adipic Acid
Adipic acid (hexanedioic acid; Figure 1) is among the most important aliphatic dicarboxylic acids, with about 2.5 billion kg produced annually. It is isolated as odorless, colorless crystals with an acidic taste. Adipic acid undergoes the reactions of carboxylic acids,…
Sieve Tray Stability Factor Based on Efficiency Data
Using a vast collection of experimental distillation-column data, sieve tray stability, and its influence on efficiency, are explored in terms of several physical and mechanical properties For trayed distillation columns, the concept of tray stability was introduced by the author…
Show Preview – Weftec 2021
The Water Environment Federation Technical Exhibition and Conference (Weftec; www.weftec.org) will be held October 18–20 at the McCormick Place Convention Center in Chicago, Ill. A selection of the products and services presented at the upcoming Weftec event are highlighted here.
Multi-purpose pressure gages for oil, ammonia and more
This company’s line of multi-purpose pressure gages (photo) includes models designed for use with gas, oil, water and other media not corrosive to brass or bronze. There is also a dedicated device designed specifically for anhydrous ammonia applications. Gage options…
Improve turbine reliability with this oil-cleaning system
Vartech Industrial System Cleaner (ISC; photo) provides turbine operators with a non-solvent-based solution for removing varnish and sludge in turbine-oil systems. Vartech ISC can be added directly to oil during operation to clean varnish and sludge before a scheduled oil…