| 发明名称 |
KONSTRUKTIONSELEMENT AV KOMBINERAT TRAEMATERIAL |
| 摘要 |
An elongate structural member such as a railroad crosstie, highway sign post or highway guard post, is constructed by compressing wood flakes intermixed with a binder and comprises a first elongate portion (such as 14) formed integrally with at least a second portion (such as 16) of different density. |
| 申请公布号 |
FI821760(A0) |
申请公布日期 |
1982.05.18 |
| 申请号 |
FI19820001760 |
申请日期 |
1982.05.18 |
| 申请人 |
UNIV MICHIGAN TECH |
发明人 |
LUND, ANDERS E;KRUEGER, GORDON P;ADAMS, ROY D |
| 分类号 |
B27N5/00;E01B3/02;E01B3/46;E01F9/011;E01F9/018;E01F15/04 |
主分类号 |
B27N5/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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