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| THEORY AND PRACTICE OF PRODUCTION | |
| EQUIPMENT AND MATERIALS | |
| ArticleName | Experience of usage of cushion subs in roller-bit drilling |
| ArticleAuthor | Shlykov A. G., Vakhrushev Yu. P. Snitka N. P., Zabolotny V. R. |
| Abstract | The results of pilot-industrial testings of cushion subs of new construction in drilling the explosive holes are presented. It is noted that their usage helps to increase life-time of bits and drilling productivity, as well as to decrease dynamical loads and vibration level. |
| keywords | Dynamical loads, vibration, roller-bit machine-tools, cushion subs, pilot-industrial testings |
| Language of full-text | russian |
| Full content | Buy |
