发明名称 DEVICE FOR VIBROREAGENT TREATMENT OF WATER WELL FILTER AND FILTER ZONE
摘要 operation of water inlets of underground waters and vertical drainage systems. SUBSTANCE: device includes tube with discs, vibrator with supporting frame provided with central tube concentric to embrace tube with discs which is secured to upper edge of central tube, sealer and adapter. Internal surface of tube with discs has curved helical jigs within height of filter. Connected tangentially to external surface of said tube directly under discs are narrowing nozzles having internal curved helical grooves on their surface. Lower end of tube with discs is plugged. EFFECT: higher efficiency of treatment of filter and filter zone of water wells with considerable depth and production capacity. 3 dwg
申请公布号 RU2164577(C2) 申请公布日期 2001.03.27
申请号 RU19990110270 申请日期 1999.05.11
申请人 KURSKIJ GOSUDARSTVENNYJ TEKHNICHESKIJ UNIVERSITET 发明人 VIKTOROV G.V.;KOBELEV N.S.
分类号 E03B3/18;B01D35/20;E21B37/08;(IPC1-7):E03B3/18 主分类号 E03B3/18
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