Fast sealing device of hair-oil crane pipe used for oil and gas recovery

The utility model relates to a rapid obturator for oil delivery crane tube used in oil gas recovery. The device comprises a crane tube nozzle and an oil gas collection pipe; and is characterized in that the obturator is provided with a negative end rapid sealing connecting hood passing through the c...

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Bibliographic Details
Main Authors ZOU SONGLIN, LIN YI, ZHANG BINGQUAN
Format Patent
LanguageChinese
English
Published 07.05.2008
Subjects
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