CN107747475A - 一种射流反循环钻头 - Google Patents
一种射流反循环钻头 Download PDFInfo
- Publication number
- CN107747475A CN107747475A CN201710929258.3A CN201710929258A CN107747475A CN 107747475 A CN107747475 A CN 107747475A CN 201710929258 A CN201710929258 A CN 201710929258A CN 107747475 A CN107747475 A CN 107747475A
- Authority
- CN
- China
- Prior art keywords
- jet
- drill bit
- reverse
- reverse circulation
- double walled
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710929258.3A CN107747475A (zh) | 2017-10-09 | 2017-10-09 | 一种射流反循环钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710929258.3A CN107747475A (zh) | 2017-10-09 | 2017-10-09 | 一种射流反循环钻头 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107747475A true CN107747475A (zh) | 2018-03-02 |
Family
ID=61254758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710929258.3A Pending CN107747475A (zh) | 2017-10-09 | 2017-10-09 | 一种射流反循环钻头 |
Country Status (1)
Country | Link |
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CN (1) | CN107747475A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108755662A (zh) * | 2018-05-05 | 2018-11-06 | 深圳市蛇口招商港湾工程有限公司 | 近海地区灌注桩成孔施工方法与伸缩钻头 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1204026A (en) * | 1967-11-21 | 1970-09-03 | Becker Drills Ltd | Improvements in drill pipes |
CN1258787A (zh) * | 1999-07-23 | 2000-07-05 | 刘毅中 | 储心式孔底双循环工程钻头 |
WO2008055349A1 (en) * | 2006-11-08 | 2008-05-15 | Nd Downhole Technology Ltd. | Reverse nozzle drill bit |
CN202090836U (zh) * | 2011-03-08 | 2011-12-28 | 北京建工环境修复有限责任公司 | 用于污染土壤原位修复的双翼片式钻头 |
WO2013059344A2 (en) * | 2011-10-17 | 2013-04-25 | Newtech Drilling Products, Llc | Reverse circulation bit assembly |
CN103527093A (zh) * | 2013-10-25 | 2014-01-22 | 武汉地网非开挖科技有限公司 | 水平定向钻穿越射吸式反循环扩孔器 |
CN104405292A (zh) * | 2014-11-03 | 2015-03-11 | 中国石油大学(北京) | 一种双壁钻杆反循环钻井固定导向叶轮式旋流射流泵钻头 |
CN105386727A (zh) * | 2015-12-15 | 2016-03-09 | 重庆九州探矿机械技术开发公司 | 旋喷钻机及其双管旋喷钻头 |
CN207194829U (zh) * | 2017-10-09 | 2018-04-06 | 中交隧道工程局有限公司 | 一种射流反循环钻头 |
-
2017
- 2017-10-09 CN CN201710929258.3A patent/CN107747475A/zh active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1204026A (en) * | 1967-11-21 | 1970-09-03 | Becker Drills Ltd | Improvements in drill pipes |
CN1258787A (zh) * | 1999-07-23 | 2000-07-05 | 刘毅中 | 储心式孔底双循环工程钻头 |
WO2008055349A1 (en) * | 2006-11-08 | 2008-05-15 | Nd Downhole Technology Ltd. | Reverse nozzle drill bit |
CN202090836U (zh) * | 2011-03-08 | 2011-12-28 | 北京建工环境修复有限责任公司 | 用于污染土壤原位修复的双翼片式钻头 |
WO2013059344A2 (en) * | 2011-10-17 | 2013-04-25 | Newtech Drilling Products, Llc | Reverse circulation bit assembly |
CN103527093A (zh) * | 2013-10-25 | 2014-01-22 | 武汉地网非开挖科技有限公司 | 水平定向钻穿越射吸式反循环扩孔器 |
CN104405292A (zh) * | 2014-11-03 | 2015-03-11 | 中国石油大学(北京) | 一种双壁钻杆反循环钻井固定导向叶轮式旋流射流泵钻头 |
CN105386727A (zh) * | 2015-12-15 | 2016-03-09 | 重庆九州探矿机械技术开发公司 | 旋喷钻机及其双管旋喷钻头 |
CN207194829U (zh) * | 2017-10-09 | 2018-04-06 | 中交隧道工程局有限公司 | 一种射流反循环钻头 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108755662A (zh) * | 2018-05-05 | 2018-11-06 | 深圳市蛇口招商港湾工程有限公司 | 近海地区灌注桩成孔施工方法与伸缩钻头 |
CN108755662B (zh) * | 2018-05-05 | 2020-04-03 | 深圳市蛇口招商港湾工程有限公司 | 近海地区灌注桩成孔施工方法与伸缩钻头 |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Bao Shibo Inventor after: Cheng Xiaoqing Inventor after: Gou Changchun Inventor after: Ma Huanfa Inventor after: Long Yongtao Inventor after: Leng Xueyan Inventor after: Chai Wei Inventor after: Ren Jun Inventor after: Li Hui Inventor after: Wang Guihe Inventor after: Zhang Zhen Inventor after: Zhang Qiang Inventor after: Liu Baolin Inventor after: Zhao Zongzhi Inventor after: Sun Jianping Inventor before: Zhao Zongzhi Inventor before: Wang Guihe Inventor before: Sun Jianping Inventor before: Liu Baolin Inventor before: Ren Jun Inventor before: Li Hui Inventor before: Zhang Zhen |