Busch Vacuum Pumps and Systems Improving Separation Efficiency of Sand Traps with Claw Compressors Maulburg, Germany, 3/20/18 - As the first treatment step in wastewater treatment facilities, aerated sand traps are an important process step for optimum and economical wastewater treatment. Separating out sand and other mineral materials protects downstream purification processes from damage caused by abrasion, blockages and, ultimately, from deposits. In the sand trap of the wastewater treatment facility in Poppenweiler, a district of Ludwigsburg, Germany, the separation efficiency of sand as well as grease and oils has now been optimized using a frequency-controlled Mink claw compressor from the company Dr.-Ing. K. Busch GmbH. This was possible without the need to make modifications to the

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