The Cylinder Impression Block Type PT is a borehole bottom impression device designed to obtain a borehole bottom impression or image of the stuck item within the borehole. It is utilized in tubing strings with diameters in the range of 60 to 114 mm.
Basic Parameters and Dimensions:
| Parametr |
Value |
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|
PT-38 |
PT-45 |
PT-50 |
PT-55 |
PT-60 |
PT-65 |
PT-70 | PT-80 | PT-90 | PT-100 | |
| Rated tubing (T) string size, mm |
60÷114 |
73÷114 |
89÷114 |
102÷114 |
114 |
114 | ||||
| Impression block length, L, mm, max | 120 | 110 | 125 | 125 | 125 | 140 | 140 | 145 | 155 | 155 |
| Impression block diameter, D, mm | 38 | 45 | 50 | 55 | 60 | 65 | 70 | 80 | 90 | 100 |
| Wash port diameter, mm | 12 |
14 |
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| Weight, kg, max | 0,8 | 1,0 | 1,4 | 1,6 | 2,0 | 2,4 | 2,7 | 3,5 | 4,4 | 5,2 |
| Working fluid |
Буровой раствор, нефть, вода |
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| Fluid temperature, оC, max |
130 |
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| Connecting thread dimensions as per GOST 24705-81, 8724-81, 9150-81 |
M 30 х 2 |
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