发明名称 Novel treating method and design method for tubular connections
摘要 A method of treating a threaded connection that includes determining a treating time sufficient to form a thickness of a hopeite coating, coating at least a portion of the threaded connection with phosphating compound for a period of time sufficient to form the thickness of the hopeite coating is described.
申请公布号 US2006255591(A1) 申请公布日期 2006.11.16
申请号 US20050129214 申请日期 2005.05.13
申请人 REYNOLDS HARRIS A JR 发明人 REYNOLDS HARRIS A.JR.
分类号 F16L25/00 主分类号 F16L25/00
代理机构 代理人
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