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pro vyhledávání: '"B. Venkatrama Reddy"'
Publikováno v:
International Journal of Geotechnical Engineering. 3:65-73
A lead-acid storage battery industry in India produces lead contaminated acidic effluent. Lime neutralization of the acidic effluent produces lead contaminated gypsum sludge. The ability of calcined gypsum to harden and gain strength upon hydration i