发明名称 Method of removing dusty or fibrous floor covering
摘要 A watertight frame (2) is placed over at least part of the floor covering (14) surface to be removed, and the frame is filled with a liquid, such as water. The floor covering material is removed, under the liquid surface, and the liquid is extracted from within the frame and the removed liquid is filtered for disposal. The frame is shifted to a new surface area, and the process is repeated. The water may continuously circulated and may have additives in it.
申请公布号 DE4345140(A1) 申请公布日期 1994.08.04
申请号 DE19934345140 申请日期 1993.02.09
申请人 SCHULTHEISS, KLAUS, 84489 BURGHAUSEN, DE 发明人 SCHULTHEISS, KLAUS, 8263 BURGHAUSEN, DE
分类号 A47L11/00;B09B3/00;B09B5/00;E04G23/00;(IPC1-7):A62D3/00;E04G23/02 主分类号 A47L11/00
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