ISSN 1673-8217 CN 41-1388/TE
Supervisor：China Petrochemical Corporation Limited Sponsor：Sinopec Henan Oilfield Company
Yang Zhiyuan, . 1998: TDS-9S Top-driving Drilling Equipment. Petroleum Geology and Engineering, 12(01): 41-43+60.
Citation: Yang Zhiyuan, . 1998: TDS-9S Top-driving Drilling Equipment. Petroleum Geology and Engineering, 12(01): 41-43+60.
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TDS-9S Top-driving Drilling Equipment

    Abstract
  • TDS - 9S top -driving drilling equipment is the thirdgeneration of the top -driving drilling equipment that usesvariable frequency electric motor which is developedrecently by Varco. It is sall,light and easy - to - move,hascompact structure,excellent performance and its operationis reliab1e. This paper describes its performanceparameters and the main structures and their functions,andsums up its drilling operation characteristics in theWestern part of China.
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