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Double plunger series thick pump
This pump is a special pump which have the concentrative function of sand control 、 antiscale and prevent gas lock. The plunger adopt separate design and barrel have three sections of variable diameter series design, this can reduce the risk of the solid particles into clearance which formed by the pump barrel and plunger,meanwhile, this can achieve the aims of the pump barrel wall scraping and plunger surface self-cleaning in the running process;Strong open-close type valve design can effectively reduce the downward load in the viscous medium, this design also have the function of prevent gas lock at the same time.
The pump is suitable for the various type wells,such as sand production well , Including scale well,heavy oil well,hign gas well etc.
|
Basic Type |
Pump bore （mm） |
Length of plunger （m） |
Size of connecting Tubing （in） |
Range of Stroke （m） |
Pump constant |
Size of connecting sucker rod |
|
|
Ⅰseries |
Ⅱseries |
||||||
|
Tubular pump |
44 |
44.5 |
0.6/0.6 |
73 |
0.6-6 |
2.235 |
CYG19 |
|
56 |
57.2 |
0.6/0.6 |
73 |
0.6-6 |
3.694 |
CYG 19 |
|
|
70 |
69.9 |
0.6/0.6 |
88.9 |
1.2-6 |
5.518 |
CYG 22 |
|
|
83 |
82.6 |
0.6/0.6 |
101.6 |
1.2-6 |
7.707 |
CYG 22 |
|
|
95 |
95.3 |
0.6/0.6 |
114.3 |
1.2-6 |
10.261 |
CYG 25 |
|
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Three-action series pump
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