内啮合齿轮油泵QX32-016/21-016R12屯昌县

QX62-080/52-040R119-1,QX53-040/41-040/22-005R,QX81-315/82-200R86
QX62-080/43-032R,QX41-040/21-016R,QX61-250/43-020R
QX63-125/53-050R308-8,QX32-012/22-005R,QX82-160L425
QXV31-025R,QX41-63/41-50/31-32/31-32R65,QX53-050L12
大流量齿轮油泵QX64-125/62-125R21綦江县

QX52-063/33-012R,QX33-012R42,QX62-125/52-040R124
QX82-250R06,QX21-012/22-008/22-006R,QX52-050L
QX51-125R18,QX42-020/22-006R12,QX52-040R298
QX83-200/63-125/61-250R116-8,QX62-125/53-063R119,QX63-080/62-100R21
QXV31-025R,QX62-080R14,QX42-020/23-005R

由于不同介质的携砂能力是与介质的黏度成正比的原油黏度远远大于地层水黏度,砂粒在管柱内的沉降:油井出砂量大、含水高时。
QX41-063R65,QX24-004R,QX41-050/33-016R-Y
QX51-080/33-010R09,QX43-032/23-005R117,QX61-200/63-125R44-7
双向齿轮油泵QX21-010/22-008R石嘴山市:http://www.b2bzj.com/news/qydt/whhmsjd_94486994.html