Injection of the low-price catalysts, produced in Kermanshah refinery in Western Iran, into the petroleum sludge
decreases the environmental pollution, turns oil wastes into valuable products and reduces the time needed for building installations and implementing projects.
's death on Monday night from bowel cancer has spawned a flood of tributes from the entertainment's industry.
Traditionally, cement , lime , slag , fly ash , etc., have been widely applied to solidification of dredged sludge
. But due to the high water content and the high organic matter content in some dredged sludge
, the solidification effect of dredged sludge
may not be very good.
The benefits of using sewage sludge
as fertilizer has been proven by numerous studies.
Highly reactive metakaolin produced by calcination of the paper sludge
exhibited good pozzolanic properties and recognized its incorporation in cement systems .
Until recently scant attention has been paid to the remediation of oily sludge
contaminated soils by oil refineries worldwide more likely because of the presence of environmentally hazardous compounds in oily sludge
injurious to flora and fuana and to some extent to the human health once exposed to such contamination.
Comparison of the measured values of heavy metals with sludge
consumption standards in agricultural production in Iran and EPA is presented in Table 3.
On such claims, an oil analysis helps narrow down the possible cause of the oil sludge
was collected from the rubber industry of Shorubber (M) Sdn Bhd in Jejawi, Perlis which has extended aeration activated sludge
EM and CH2M HILL have been working together to develop a better understanding of the sludge
and to develop and test the best engineered approach to remove, treat and package the sludge
for interim storage and final disposition in the future.
TOM: Second, we don't even know if you HAVE excessive engine sludge
Biological activated sludge
process is known as the most widely used one among wastewater treatments.