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Novel treating method and design method for tubular connections

申请公布号:ZA200709773(B)

申请号:ZA20070009773

申请日期:2006.05.09

申请公布日期:2009.05.27

申请人:
HYDRIL LLC.

发明人:REYNOLDS, HARRIS A. J.

分类号:F16L

主分类号:F16L

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.

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