发明名称 Rehabilitation of discarded wooden railroad ties having disabling cracks in the ends of the ties
摘要 Apparatus and methodology are disclosed pertaining to selecting from a stockpile of used and discarded ties those which can be restored for a second use, removing accumulated scale from the selected used ties, redimensioning the selected ties to a usable smaller size, filling and sealing tie end cracks with a suitable filler, transversely compressing the ties to substantially close the adhesive-filled cracks, applying a permanent fastener to retain the compressed state of the closed and sealed tie cracks and externally treating the fastened ties with pesticide and anti-rotting composition or compositions.
申请公布号 US2009178731(A1) 申请公布日期 2009.07.16
申请号 US20090381109 申请日期 2009.03.06
申请人 OLLENDICK DAVID 发明人 OLLENDICK DAVID
分类号 B27M3/14 主分类号 B27M3/14
代理机构 代理人
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