发明名称 Guide pole fitting seal for floating roof storage tanks
摘要 A guide pole fitting seal for use on floating roof tanks that incorporates a well gasket, pole sleeve, pole wiper, float and float wiper that may be used with guide poles to control emissions from the guide pole fitting. The guide pole seal may permit the product level in the tank to be measured and sampled from inside of the guide pole by removing the float during these operations.
申请公布号 US5829621(A) 申请公布日期 1998.11.03
申请号 US19960720051 申请日期 1996.09.27
申请人 CHICAGO BRIDGE & IRON TECHNICAL SERVICES COMPANY 发明人 LAVERMAN, ROYCE JAY;OWENS, JR., JOHN EDWARD
分类号 B65D88/34;(IPC1-7):B65D88/48;B65D88/46 主分类号 B65D88/34
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