| 摘要 |
THE INVENTION RELATES TO A CONDUIT PIPE CONSISTING OF PIPE LENGHTS (1,2,12,16,21,22,31,32), SAID PIPE LENGHTS (1,2,12,16,21,22,31,32) RESPECTIVELY COMPRISING A STEEL TENSION RING (7,8,13,18,24,28,33) ON THE ENDS THEREOF. SAID TENSION RING (7,8,13,18,24,28,33) CAUSES AN INWARDLY ORIENTED RADIAL COMPRESSIVE PRESTRESS WHICH COUNTERACTS DAMAGING TENSILE STREES, SIGNIFICANTLY REDUCING THE RISK OF CRACK FORMATION AND FRACTURES.
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