The Weir Group PLC has agreed to acquire Delta Industrial Valves Inc., a leading US-based manufacturer of knife gate valves for the mining, oil sands and other industrial markets.

Her Majesty The Queen was shown a scale model of the world famous Warman® slurry pump on a visit to the Weir Advanced Research Centre (WARC) at the University of Strathclyde’s Technology and Innovation Centre in Glasgow, Scotland.

The Weir Group PLC has entered into an agreement to acquire Trio Engineered Products, a Chinese-American manufacturer of crushing and separation equipment for the mining and aggregates markets.