Principle of Drilling Tools Selection for Large Diameter Borehole and Suggestions
详细信息
- 责任者：Wang Zhenzhi (Shijiazhuang Exploration Machinery Factory ; Shijiazhuang 050081 ; China) ; Li Yanli
- 刊名：Exploration Engineering
- 出版年：2012
- 卷期：39(3)
- 关键词：深孔 ; deep hole ; 钻具 ; drilling tool
- 页码：p.14-18
- 图表：4 illus., 3 tables, 4 refs.
- 分类号：2000
- 出版序号：20130616
- issnNo：ISSN1672-7428
- isbnNo：CN11-5063/TD
摘要
This paper discussed the principle of drilling tools selection for deep hole to avoid downhole trouble. The author introduced the selection of drill collar, drill pipe, conversion joint and kelly, and put forward the reference suggestions to frequently encountered milling keyway in drill string, critical drilling pressure and rotating speed.