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1 Mechanical, hierarchical oil extracting tube
Composition:
Mainly made up of the Y111 series, Y221 series packers, bleeder machine, defueling pump, other matching down hole tools. .
Through the tools supporting the form of extracting upside and sealing under, extracting under and sealing upside, sealing middle and extracting both ends.
,Advantages:
Compact, low cost, packer can sealing without accessory appliances.
Mechanical, hierarchical oil extracting tube