The ViscoFlux mobile drum-emptying system has been further developed and now has an optional control unit enabling integration into a range of filling processes. For example, an end position cutoff can be integrated into the ViscoFlex so that the pumping…
For his outstanding research contributions to catalytic processes in synthesis of biologically active molecules, Professor Dr. Nicolai Cramer is receiving the BASF Catalysis Award 2013. Professor Cramer heads the laboratory of asymmetric catalysis and synthesis at the EÌcole Polytechnique FeÌdeÌrale…
Tantalum and niobium, which are often found in complex ores, are essentially chemically inert metals whose recovery involves some harsh measures: typically dissolution of the metals concentrate in a mixture of concentrated hydrofluoric and sulfuric acids, followed by solvent extraction…
An improved H2SO4 process developed by CB&I (The Woodlands, Tex.; www.cbi.com) has now been licensed to three companies, all in China. The first licensee was Ningbo Haiyue New Material Co. Ltd., which is building a 600,000-m.t./yr plant near Ningbo City,…
Industrial uses of high-intensity ultrasound have grown tremendously over the past 25 years, says Kenneth Suslick, professor of chemistry at the University of Illinois at Urbana-Champaign and one of the pioneers in the field. Ultrasonic welding of plastics is universal,…
China’s largest private chemical EPC (engineering, procurement, construction) contractor, Wison Engineering Ltd. (Wison; Shanghai; www.wison.com) has recently introduced details about its proprietary butadiene technology, which is set for commercialization. The process aims to meet the anticipated growth in annual butadiene…
Oji Holdings Corp. (OJI; www.ojiholdings.co.jp) and Mitsubishi Chemical Corp. (MCC; both Tokyo, Japan; www.m-kagaku.co.jp) have developed a continuous process for producing transparent sheets made from ultra-thin, wood-based cellulose nanofibers (CNF). Both OJI’s papermaking technology and MCC’s chemical treatment technology contributed…
Calculating the volume of a liquid in a vessel of a complex shape is a common task for chemical engineers. However, there are several difficulties associated with accurately carrying out this calculation. In my own experience as a chemical engineer,…
Seiko PMC Corp. (Tokyo; www.seikopmc.co.jp) has installed a pilot plant for the production of cellulose nanofibers (CNFs) at its Ryugasaki Factory, and will begin shipping samples next spring with the aim of commercial activities in 2015. In collaboration with professor…
What is said to be the world’s first commercial alkylation plant to use a solid acid catalyst is scheduled for startup early next year by Shandong Wonfull Petrochemical Group Co. (Zibo, China). The plant, which will produce 100,000 ton/yr of…