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Method to hold hemp on outer thread of pipes uses projecting stud formed by two cuts in thread end, to hold hemp end
Method to hold hemp on outer thread of pipes uses projecting stud formed by two cuts in thread end, to hold hemp end
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机译:将大麻保持在管子外螺纹上的方法是使用由螺纹端的两个切口形成的突出螺柱来保持大麻的端部
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摘要
A pipe has an outer thread at one end and two cuts in its free end, so that a freely projecting stud is formed between the cuts. The cuts extend from the pipe end face in longitudinal pipe direction, and have a cut corresponding to approx. the thread pitch.
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