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Science & Technology Review  2015, Vol. 33 Issue (12): 29-32    DOI: 10.3981/j.issn.1000-7857.2015.12.004
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Penetration rate model of roller bit based on revolving indentation theory
FENG Fuping1, AI Chi1, LÜ Yuanyuan2, XING Jun3, XU Haisu1, GAO Jian1, YAN Maosen1
1. School of Petroleum Engineering, Northeast Petroleum University, Daqing 163318, China;
2. Research Institute of Petroleum Exploration & Development, PetroChina Liaohe Oilfield Company, Panjin 124010, China;
3. Daqing Oilfield Engineering Company Limited, Daqing 163712, China

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