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Purestream ES, LLC
The Purestream ES, LLC BESST (Biologically Engineered Single Sludge Treatment) process is a patented (U.S. Patent No. 6,620,322) process that achieves Advanced Wastewater Treatment in a single vessel by incorporating activated sludge processes dating back to the 1920’s. Combining the principals of single sludge treatment for BOD 5, TSS, and ...