发明名称 METHOD OF HARDBANDING A TUBULAR COMPONENT AND A TUBULAR COMPONENT HARDBANDED IN ACCORDANCE WITH THE METHOD
摘要 A method of hardbanding a tubular component. The method involves placing a helical band of hardbanding material forming spaced coils around an exterior wear surface of a body of the tubular component. The helical band has a helix angle of not less than 5 degrees relative to a longitudinal axis of the tubular component and the spacing between the coils is a minimum of 18 mm.
申请公布号 CA2872371(A1) 申请公布日期 2015.10.29
申请号 CA20142872371 申请日期 2014.11.26
申请人 APOLLO MACHINE & WELDING LTD. 发明人 HAMRE, DOUGLAS J.
分类号 E21B17/10;F16L57/06 主分类号 E21B17/10
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