The invention discloses an improved AAO wastewater treatment process for obtaining standard IV-class surface water. The process includes the following steps that wastewater is pretreated to remove suspended solids (SS) in the wastewater through precipitation; pretreated outlet water passes through an AAO...
As previously described21, 5 ml of water sample was concentrated by centrifugation for 5 min at 5000 g, and the sediment was resuspended in sterile 0.9% NaCl solution, then, the bacterial suspension was plated onto MacConkey agar containing meropenem (2 μg/ml) and incubated for...
Under a Creative Commons license open accessHighlights Abstract In this study, 295 antibiotic resistance genes (ARGs) and mobile genetic elements (MGEs) from the influent, activated sludge (AS), and membrane bioreactor (MBR) permeate were primarily examined in the wastewater treatment plant (WWTP)...
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breakfast together, which no morning commute can ever compete with. And throughout the day, being able to step away from meetings and other organized project chaos to steal a hug and a smile from our daughter has become the equivalent of friendly watercooler talk with colleagues at the office...
pollutants in the water. Auto repairs, lawn mowing, painting all use products with pollutants which seep into our land and waters. Additional pollution comes from bacteria in the water. The list goes on and on. Essentially “…water and air have become global garbage cans” Jacques Yves ...
Welcome to our tenth round of 40 Under 40s. Discover why these 40 young professionals truly represent the emerging superstars of the AEC industry.Many of them come from interesting...
Control Science and Engineering - X703 - WuYongHu - Beijing University of Chemical Technology">Urban Wastewater Treatment of Activated Sludge Process Simulation Modeling Due to a serious shortage of water resources, municipal sewagetreatment is increasingly becoming the focus of attention. But ourco...
Dics and Stem: WCB,SS304, SS316,SS304L,SS316L,SS410,SS416.etc Operation: Handwheel/Gear box Offshore /Oil /Gas /Chemical /Petrochemical Pulp /Paper /Water /Wastewater /Marine ITEM PARTS MATERIAL Trim1 Trim5 Trim8 1 BODY ASTM A216-WCB 2 SEAT ...
Dics and Stem: WCB,SS304, SS316,SS304L,SS316L,SS410,SS416.etc Operation: Handwheel/Gear box Offshore /Oil /Gas /Chemical /Petrochemical Pulp /Paper /Water /Wastewater /Marine ITEM PARTS MATERIAL Trim1 Trim5 Trim8 1 BODY ASTM A216-WCB 2 SEAT RING ASTM ...