Building value from the ground up in China
- From: Vol 11, Issue 6 (June 2010)
- Category: General
- Region: Asia
- Country:
- Related Companies: Beijing Orient Science & Technology Development Co.
Kathy Liu reports on a process which uses sludge from wastewater treatment plants to manufacture bricks for the construction industry. It could be an important revenue earner for plant owners.
A wastewater treatment plant owned by Beijing Drainage Group is creating value by converting its sludge waste into building bricks. The 40,000m3/d Fangzhuang WWTP in Beijing produces around 10,000 tonnes of wet sludge per year, which is then treated by Beijing Orient Science & Technology Development Co. using quicklime and ferric aluminium sulphate to produce non-fired building bricks ...
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