Aimed at pump rod break, stripping, piston dropping without opening
oil drainage unit during operation of oil well, no ordinary oil
drainage achievement in heavy oil and paraffin troubled well,
environment pollution and so on, rotary oil drainage unit is the
patent product (Patent No. ZL2005200845803) specially designed and
developed. It has advantages of simple structure, easy operation
and reliable oil drainage, etc.
2.Technical Parameters :
|Item||ZX tubigng drain|
Max OD mm
Min inner bore
|31/2"||2 7/8"||31/2"||2 7/8"|
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