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专利名称：Method for cleaning floor drains发明人：Dale Albert Grinstead,James H. Wilson,
Jr.,Thomas H. Beinkemper
申请号：US11358175申请日：20060221公开号：US07246628B1公开日：20070724
摘要：A method for controlling in floor drains wherein an aqueous solution composedof a chlorinated caustic material which is soft metal compatible is introduced into a drainwhere is present. In a preferred manner, the aqueous solution is introduced into the drainemploying a hose end dispensing device having a foam producing nozzle. The resultingaqueous solution has a sufficient viscosity to remain in the drain for about 30 seconds to10 minutes.
申请人：Dale Albert Grinstead,James H. Wilson, Jr.,Thomas H. Beinkemper
地址：Racine WI US,Fort Mill SC US,Doylestown PA US
国籍：US,US,US
代理人：Neil E. Hamilton,James J. Sales,Gregory S. Bollis
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