发明名称 ANORDNING FOR AVLEGSNANDE AV PAVEXT
摘要 The equipment comprises a closed chamber of with an expandable membrane which is fitted around a structure exposed to sea-water. The membrane is expanded and shrunk by inflation and air release to remove any attached growth.
申请公布号 SE8704573(D0) 申请公布日期 1987.11.20
申请号 SE19870004573 申请日期 1987.11.20
申请人 ERLAND * HOGBERG 发明人 ERLAND * HOGBERG
分类号 B63B59/06;(IPC1-7):B63B59/06 主分类号 B63B59/06
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