Next month, Mekorot, Israel National Water Company Ltd. (Tel Aviv, Israel) will start up what is claimed as the world’s first ion-exchange system for selectively removing boron from potable water. The plant, designed and constructed by Treitel Chemical Engineering Ltd.…
Siemens Industrial Solutions and Services Group (Erlangen, Germany; edlinks.chemengonline.com/5827-551) has built, commissioned and deployed the largest mobile water filtration system in the industry. The Horizontal Filtration Trailer (HFT) has 242 ft2 of filtration surface area and can produce up to…
Depending on their location and on other factors, chemical-process-industries (CPI) plants obtain their process water from a diverse range of sources (see Process Water Supply — the Big Picture, Chem. Eng., May 2005, pp. 32–34.). The water from…
Large tracts of land that have been used for military training, especially in the U.S., are contaminated with RDX— a widely used explosive that is both toxic and carcinogenic. Although bacteria have been isolated that can biodegrade the RDX, the…
Groundwater, surface wa-ter, wastewater, drinking water: it’s all essentially the same stuff. Whichever stage of the water cycle you care to look at, chemical engineers are to be found — either trying to stop water from becoming polluted…
A simple tank-and-siphon system for removing oil from wastewater has been launched internationally by an engineering team from the University of New South Wales (UNSW; Sydney, Australia; edlinks.chemengonline.com/5825-541). Called the Extended Gravity Oil Water Separator (EGOWS), it is described as…