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114mm double wall drill pipe
Selling leads
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...double-wall pipes during operation, effectively bringing the sample out of the hole, while protecting the hole from collapse, matching our RC air ...
2025-08-03 00:10:07
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... in formations prone to collapse to protect the hole wall 2. It is especially suitable for drilling large diameter holes, such as gas drainage ...
2025-08-03 00:10:07
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...Double Wall Drill Pipe Reverse Circulation 6000mm Longth Manufacture of RC drill pipe/114mm reverse circulation drill pipe/double wall drill pipe ...
2025-08-03 00:10:07
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... Circulation Od 114mm Drill Pipe Used for well drilling R780 grade steel Product Description: The double-wall drill pipe is used for RC drilling, ...
2025-08-03 00:10:07
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...lost stratum, reduce the consumption of drilling fluid, protect the reservoir stratum, and save the cost of other consumable tools. In addition, ...
2025-08-03 00:10:07
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... double-tube drill pipe for reverse air circulation drilling in open-pit mining. The length can be set according to customer requirements, such as ...
2025-08-03 00:10:07
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...Drilling Technology Double Wall Drill Pipe Product Description 1. Name: Double wall drill pipe 2. Size: DP89/40-DP219/150 3. Standard: ISO API 4. ...
2025-01-02 16:10:03
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...double wall RC drill pipe for reverse circulation drilling Product Description: Drill pipe basically consists of a steel tube with a pin at one end ...
2025-08-03 00:10:07
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Double Wall Drilling Pipe RC Rods For Reverse Cireulation Drilling Product Description High strength double tube drilling pipe for air reverse ...
2025-08-03 00:10:07
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Double Wall Drilling Pipe RC Rods For Reverse Cireulation Drilling Product Description High strength double tube drilling pipe for air reverse ...
2025-08-03 00:10:07
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