CN110924870A - 一种具有清洁作用的划眼钻头及使用方法 - Google Patents
一种具有清洁作用的划眼钻头及使用方法 Download PDFInfo
- Publication number
- CN110924870A CN110924870A CN201911362804.5A CN201911362804A CN110924870A CN 110924870 A CN110924870 A CN 110924870A CN 201911362804 A CN201911362804 A CN 201911362804A CN 110924870 A CN110924870 A CN 110924870A
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- CN
- China
- Prior art keywords
- drill bit
- reaming
- spiral
- teeth
- bit
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- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000005553 drilling Methods 0.000 claims abstract description 27
- 230000036346 tooth eruption Effects 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 239000011435 rock Substances 0.000 claims abstract description 10
- 238000010008 shearing Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001550 time effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911362804.5A CN110924870A (zh) | 2019-12-26 | 2019-12-26 | 一种具有清洁作用的划眼钻头及使用方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911362804.5A CN110924870A (zh) | 2019-12-26 | 2019-12-26 | 一种具有清洁作用的划眼钻头及使用方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110924870A true CN110924870A (zh) | 2020-03-27 |
Family
ID=69861010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911362804.5A Pending CN110924870A (zh) | 2019-12-26 | 2019-12-26 | 一种具有清洁作用的划眼钻头及使用方法 |
Country Status (1)
Country | Link |
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CN (1) | CN110924870A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111946267A (zh) * | 2020-08-24 | 2020-11-17 | 贵州盘江精煤股份有限公司 | 一种煤矿用带有冲洗和顺渣功能的双向防卡钻钻头 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204082017U (zh) * | 2014-08-18 | 2015-01-07 | 中国石油集团长城钻探工程有限公司 | 一种超深井用长保径负压抗冲击pdc钻头 |
CN204163632U (zh) * | 2014-10-09 | 2015-02-18 | 中国石油化工集团公司 | 一种导向通井工具 |
CN105545212A (zh) * | 2015-12-28 | 2016-05-04 | 中国石油天然气股份有限公司 | 钻井工具 |
WO2018000781A1 (zh) * | 2016-06-28 | 2018-01-04 | 四川川庆石油钻采科技有限公司 | 一种具有双切削结构孕镶金刚石钻头 |
CN108625809A (zh) * | 2018-06-08 | 2018-10-09 | 沧州格锐特钻头有限公司 | 一种随钻修复井壁的稳定器 |
CN209277815U (zh) * | 2018-11-18 | 2019-08-20 | 王建军 | 一种软地层划扩眼工具 |
CN211342789U (zh) * | 2019-12-26 | 2020-08-25 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | 一种具有清洁作用的划眼钻头 |
-
2019
- 2019-12-26 CN CN201911362804.5A patent/CN110924870A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204082017U (zh) * | 2014-08-18 | 2015-01-07 | 中国石油集团长城钻探工程有限公司 | 一种超深井用长保径负压抗冲击pdc钻头 |
CN204163632U (zh) * | 2014-10-09 | 2015-02-18 | 中国石油化工集团公司 | 一种导向通井工具 |
CN105545212A (zh) * | 2015-12-28 | 2016-05-04 | 中国石油天然气股份有限公司 | 钻井工具 |
WO2018000781A1 (zh) * | 2016-06-28 | 2018-01-04 | 四川川庆石油钻采科技有限公司 | 一种具有双切削结构孕镶金刚石钻头 |
CN108625809A (zh) * | 2018-06-08 | 2018-10-09 | 沧州格锐特钻头有限公司 | 一种随钻修复井壁的稳定器 |
CN209277815U (zh) * | 2018-11-18 | 2019-08-20 | 王建军 | 一种软地层划扩眼工具 |
CN211342789U (zh) * | 2019-12-26 | 2020-08-25 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | 一种具有清洁作用的划眼钻头 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111946267A (zh) * | 2020-08-24 | 2020-11-17 | 贵州盘江精煤股份有限公司 | 一种煤矿用带有冲洗和顺渣功能的双向防卡钻钻头 |
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PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20211018 Address after: 100007 Oil Mansion, 9 North Avenue, Dongcheng District, Beijing, Dongzhimen Applicant after: CHINA NATIONAL PETROLEUM Corp. Applicant after: CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING Co. Address before: Room 1902, Changqing building, 151 Weiyang Road, Xi'an, Shaanxi 710018 Applicant before: CNPC CHUANQING DRILLING ENGINEERING CO., LTD. CHANGQING WELL DRILLING GENERAL Co. Applicant before: CHINA NATIONAL PETROLEUM Corp. Applicant before: CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING Co. |