CN204098786U - A kind of drilling tool for dry wet shot stirring technique - Google Patents
A kind of drilling tool for dry wet shot stirring technique Download PDFInfo
- Publication number
- CN204098786U CN204098786U CN201420523149.3U CN201420523149U CN204098786U CN 204098786 U CN204098786 U CN 204098786U CN 201420523149 U CN201420523149 U CN 201420523149U CN 204098786 U CN204098786 U CN 204098786U
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- China
- Prior art keywords
- water
- drilling rod
- passage
- main shaft
- water spray
- 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.)
- Expired - Fee Related
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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420523149.3U CN204098786U (en) | 2014-09-12 | 2014-09-12 | A kind of drilling tool for dry wet shot stirring technique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420523149.3U CN204098786U (en) | 2014-09-12 | 2014-09-12 | A kind of drilling tool for dry wet shot stirring technique |
Publications (1)
Publication Number | Publication Date |
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CN204098786U true CN204098786U (en) | 2015-01-14 |
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CN201420523149.3U Expired - Fee Related CN204098786U (en) | 2014-09-12 | 2014-09-12 | A kind of drilling tool for dry wet shot stirring technique |
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CN (1) | CN204098786U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105178858A (en) * | 2015-10-10 | 2015-12-23 | 中铁科工集团轨道交通装备有限公司 | Drilling rig for double-tube high pressure jet grouting technology |
CN114016935A (en) * | 2021-10-20 | 2022-02-08 | 中勘资源勘探科技股份有限公司 | Counterweight drill collar for large-caliber drilling construction |
-
2014
- 2014-09-12 CN CN201420523149.3U patent/CN204098786U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105178858A (en) * | 2015-10-10 | 2015-12-23 | 中铁科工集团轨道交通装备有限公司 | Drilling rig for double-tube high pressure jet grouting technology |
CN105178858B (en) * | 2015-10-10 | 2018-03-27 | 中铁科工集团轨道交通装备有限公司 | A kind of drilling tool for two-tube high-pressure rotary-spray technique |
CN114016935A (en) * | 2021-10-20 | 2022-02-08 | 中勘资源勘探科技股份有限公司 | Counterweight drill collar for large-caliber drilling construction |
CN114016935B (en) * | 2021-10-20 | 2024-02-06 | 中勘资源勘探科技股份有限公司 | Counterweight drill collar for large-caliber drilling construction |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: China Railway Science & Industry Rail Transit Equipment Co., Ltd. Assignor: China Railway Science & Industry Group Co., Ltd. Contract record no.: 2015420000116 Denomination of utility model: Drill tool for dry-wet spraying and stirring process Granted publication date: 20150114 License type: Exclusive License Record date: 20150626 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 430223 happiness Industrial Park, Mian Shan Development Zone, Jiangxia District, Wuhan, Hubei Patentee after: China Railway Science & Industry Rail Transit Equipment Co., Ltd. Address before: 430066, 45 East Main Street, Wuchang District, Hubei, Wuhan Patentee before: China Railway Science & Industry Group Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20190912 |
|
CF01 | Termination of patent right due to non-payment of annual fee |