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The iceman cometh
Ice pigging in the water industry, developed by the University of Bristol, have since been commercialised and is being used in 11 countries to assist with the cleaning of drinking-water pipelines. How is the process developing and in what way is it now being used in the oil and gas sectors? By Matthew Stephenson
As a professional in the water industry, you might have heard of ice pigging: a method of cleaning pipes with ice. The technology has now been fully adopted and is in use in the water and wastewater sectors in 11 of the world’ s most advanced nations, including Australia, Sweden, Italy, Spain, Japan, UK, Ireland, US, Holland, Czech Republic, Canada and Chile.
At a recent water industry event in Sweden— a country new to ice pigging— approximately 300 water industry professionals from water authorities and their stakeholders came to see ice pigging being performed over three days.
30 Water Sewage & Effluent January / February 2017