Shandong Lanling Iron Mine Drilling
Release time:
2024-08-26
| Geological Design |
The design depth is 1250 m, the H-caliber final hole, the vertex angle is 1.2 °, and the azimuth angle is 120 °. |
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| Overview of final hole |
The final hole depth is 1202 m, the hole diameter is 96m, the core diameter is 66am, the vertex angle is 1.1, the azimuth angle is 100 |
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| Main equipment |
YN-1500 full hydraulic drilling rig |
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| Formation information |
Stratum 0-20m belongs to overburden; stratum 20-1250m belongs to hard rock stratum, broken and lost Rock information The rock is soft and hard alternately, with strong brittleness, with interlayer mud in the middle, and the drilling is easy to run. |
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Drilling process scheme |
Drilling tool configuration |
Process technology point |
| open |
Opening: single pipe drilling 20m to bedrock |
SC drill pipe φ200 bit |
Ensure the drilling accuracy and guide the drilling tool at the next level. |
| 178 casing as orifice pipe |
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| Second opening |
Rope drilling to hole depth to stable formation |
SC Drill Pipe SC Drilling Tools SC Bits |
Ensure casing running accuracy |
| Casing: Casing depth 35m |
146 casing 146 boot |
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| Three open |
Rope drilling to hole depth of 600 m |
K Rigid drill string H Adaptive eccentric drill bit |
Ensure casing running accuracy |
| Four open |
The rope is drilled to a final hole depth of about 1250 meters. |
HKC drill string HC2 adaptive eccentric bit |
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| Drilling tool material details |
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| Serial Number |
Name |
Specifications and models |
Quantity |
Unit |
Remarks |
| 1 |
Casing |
CAS-178 |
20 |
Meters |
|
| 2 |
Casing |
CAS-146 |
35 |
Meters |
|
| 3 |
drill pipe |
RC-SC-3000 |
15 |
Root |
|
| 4 |
drill pipe |
RC-PC-3000 |
200 |
Root |
|
| 5 |
drill pipe |
RC-HIC-3000 |
420 |
Root |
|
| 6 |
wireline coring tool |
SZJ-SC-3000 |
1 |
Sleeve |
|
| 7 |
Sold |
FOR-SC |
1 |
Sleeve |
|
| 8 |
wireline coring tool |
SZJ-PC-3000 |
2 |
Sleeve |
|
| 9 |
Sold |
DLQ-PC |
1 |
Sleeve |
|
| 10 |
wireline coring tool |
SZJ-HC2-3000 |
2 |
Sleeve |
|
| 11 |
Sold |
DLQ-HC |
2 |
Sleeve |
|
| 12 |
diamond drill bit |
BIT-SC |
2 |
One |
|
| 13 |
Reamer |
SHFLL-SC |
2 |
One |
|
| 14 |
diamond drill bit |
BIT-PC |
3 |
One |
|
| 15 |
Reamer |
SHELL.-PC |
3 |
One |
|
| 16 |
Drill pipe boot |
SHOE-PC |
1 |
One |
|
| 17 |
diamond drill bit |
BIT-HIC2 |
5 |
One |
|
| 18 |
Reamer |
SHELL-HIC |
5 |
One |
|
| 19 |
Casing boot |
SHOE-C146 |
1 |
One |
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| Accessory Tool Details |
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| Serial Number |
Name |
Specifications and models |
Quantity |
Unit |
Remarks |
| 1 |
Faucet |
JS25K |
1 |
Sleeve |
|
| 2 |
lifter |
TYHC |
1 |
Sleeve |
|
| 3 |
drill pipe free tong |
140 |
2 |
Put |
|
| 4 |
drill pipe free tong |
114 |
2 |
Put |
|
| 5 |
drill pipe free tong |
89 |
2 |
Put |
|
| 6 |
inner tube free clamp |
95 |
2 |
Put |
|
| 7 |
inner tube free clamp |
73 |
2 |
Put |
|
| 8 |
Tap |
H |
2 |
One |
|
| 9 |
Tap |
p |
2 |
One |
|
| 10 |
Refundable salvage spear |
Day |
1 |
Sleeve |
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