| 单词 | air drilling |
| 释义 | air drilling in the Oil and Gas Industry (ɛər drɪlɪŋ) noun (Extractive engineering: Field development, Drilling) drilling Air drilling is a drilling method in which compressed air or nitrogen is used to cool the drill bit and lift cuttings out of the wellbore. The term air drilling describes the use of air or gas as the circulating medium on a rotary drilling rigto cool the bit and carry away the cuttings. In air drilling, air instead of water is used as the drilling fluid. Air drilling is a drilling method in which compressed air or nitrogen is used to cool the drillbit and lift cuttings out of the wellbore. |
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