发明名称 TWO PHASE HOLD DOWN CONTAINERS FOR PIPELINES AND RELATED METHODS
摘要 Low cost, empty pipeline hold down containers are inexpensively and easily formed. No significant curing time is needed and storage of an inventory of containers is optional. The empty containers are light weight, highly safe to use, and require no mechanical equipment to handle. At a selected installation site, one or more containers are associated or combined with a pipeline and filled with relatively heavy, though inexpensive weight-adding material, such as sand, gravel, soil or water.
申请公布号 WO9708484(A1) 申请公布日期 1997.03.06
申请号 WO1996CA00533 申请日期 1996.08.06
申请人 678441 ALBERTA LTD.;JEWELL, GLEN , A.;TRACEY, SEAMUS, J. 发明人 JEWELL, GLEN , A.;TRACEY, SEAMUS, J.
分类号 F16L1/06;F16L1/24;(IPC1-7):F16L1/24 主分类号 F16L1/06
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