Ball-throwing paraffin removal equipment for oil production pipeline

The utility model relates to an oil production pipeline ball throwing and paraffin removing device which comprises a first base, a second base and a ball storage barrel, and a first vertical plate anda second vertical plate are installed at the top of the first base and the top of the second base re...

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Bibliographische Detailangaben
1. Verfasser: WANG CHAOHENG
Format: Patent
Sprache:chi ; eng
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