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Introduction to Drilling Technology for Surface Mining Prof. K. Pathak Dept. of Mining Engineering, IIT, Kharagpur-721302 1 Introduction Drilling is the process of making a hole into a hard surface where the length of the hole is very large compared to the diameter.

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Introduction to Drilling Technology for Surface Mining. Prof. K. Pathak Dept. of Mining Engineering, IIT, Kharagpur-721302 1 Introduction Drilling is the process of making a hole into a hard surface where the length of the hole is very large compared to the diameter. In the context of mining engineering drilling refers to making holes into a ...

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Introduction to Drilling Technology for Surface Mining. Prof. K. Pathak Dept. of Mining Engineering, IIT, Kharagpur-721302. 1 Introduction Drilling is the process of making a hole into a hard surface where the length of the hole is very large compared to the diameter. In the context of mining engineering drilling refers to making holes into a rock mass.

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Introduction to Drilling Technology for Surface Mining Prof. K. Pathak Dept. of Mining Engineering, IIT, Kharagpur721302 1 Introduction Drilling is the process of making a hole into a hard surface where the length of the hole is very large compared to the diameter.

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Introduction to Drilling Technology for Surface Mining. Prof. K. Pathak Dept. of Mining Engineering, IIT, Kharagpur-721302 1 Introduction Drilling is the process of making a hole into a hard surface where the length of the hole is very large compared to the diameter. In the context of mining engineering drilling refers to making holes into a rock mass.

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Introduction to Drilling Technology for Surface Mining. Prof. K. Pathak Dept. of Mining Engineering, IIT, Kharagpur721302. 1. Introduction. Drilling is the process of making a hole into a hard surface where the length of the hole is very large compared to the diameter. In the context of mining engineering drilling …

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