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api double wall drill pipe
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...Double Wall Drill Pipes Product Description 1. Name: Double wall drill pipe 2. Size: DP89/40-DP219/150 3. Standard: ISO API 4. Certification: ISO ...
2025-07-29 00:10:04
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...Drilling Double Wall Drill Pipe Product Description 1. Name: Double wall drill pipe 2. Size: DP89/40-DP219/150 3. Standard: ISO API 4. Certificatio...
2025-01-02 16:10:03
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...: ISO API 4. Certification: ISO API High-strength double-tube drill pipe for reverse air circulation drilling in open-pit mining. The length can be ...
2025-07-29 00:10:04
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...High strength double tube drilling pipe for air reverse circulation drilling in open pit mining. Length can be made as per customer requirements, ...
2025-01-02 16:10:03
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... for drilling operations in the oil and gas industry, as well as for other industrial applications. It is mainly used for air drilling, water ...
2025-01-02 16:10:03
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...Double Wall Drill Pipe For Reverse Cycle Drilling Product Description Double wall drill pipe is suitable for reverse circulation technology, and ...
2025-07-29 00:10:04
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... inner cavity hole of the inner drill pipe is a pumping water or mud channel to the construction hole during operation. During engineering ...
2025-01-02 16:10:03
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... drill rod and outer drill rod). The inner cavity hole of the inner drill pipe is a channel for pumping water or mud to the construction hole ...
2025-07-29 00:10:04
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... in the double-wall drill pipe is like a closed-circuit circulation system. Even if it encounters an old hole or a karst cave, once the drill tool ...
2025-01-02 16:10:03
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...Double Wall Drill Pipe is designed to withstand the extreme conditions that are encountered during deep drilling operations. It is capable of ...
2025-01-02 16:10:03
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