Method of making and using multi-component disappearing tripping ball
作者： Zhiyue Xu , Gaurav Agrawal
DOI:
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摘要: A method for making a tripping ball comprising configuring two or more parts to collectively make up portion of ball; and assembling the by adhering together with an adherent dissolvable material form ball, operatively arranged dissolve enabling separate from each other. performing pressure operation is also included.
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