A research team has developed a two-stage hydrothermal liquefaction strategy that significantly improves the quality of ...
Bellingham officials are looking for a more ecologically sound way to get rid of the “biosolid” sludge that’s a by-product of the sewage-treatment process as they move forward with a $220 million ...
The sludge is initially treated with an acid, causing it to produce soluble calcium. The urea is then added to that calcium, forming what is known as a cementation solution. Special bacteria are ...
The study investigated the unbiodegradable fraction of particulate chemical oxygen demand (PCOD) in thickened waste activated sludge (TWAS) using semicontinuous-flow completely-mixed anaerobic ...
HOUSTON, TEXAS, UNITED STATES, October 6, 2022 /EINPresswire.com/ -- To help midstream oil & gas companies reduce sludge cleaning time and turn that residue into ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results