CN201872258U - 金刚石薄壁钻头 - Google Patents
金刚石薄壁钻头 Download PDFInfo
- Publication number
- CN201872258U CN201872258U CN2010205493341U CN201020549334U CN201872258U CN 201872258 U CN201872258 U CN 201872258U CN 2010205493341 U CN2010205493341 U CN 2010205493341U CN 201020549334 U CN201020549334 U CN 201020549334U CN 201872258 U CN201872258 U CN 201872258U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- diamond thin
- screw type
- steel body
- matrix part
- 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
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Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010205493341U CN201872258U (zh) | 2010-09-29 | 2010-09-29 | 金刚石薄壁钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010205493341U CN201872258U (zh) | 2010-09-29 | 2010-09-29 | 金刚石薄壁钻头 |
Publications (1)
Publication Number | Publication Date |
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CN201872258U true CN201872258U (zh) | 2011-06-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010205493341U Expired - Fee Related CN201872258U (zh) | 2010-09-29 | 2010-09-29 | 金刚石薄壁钻头 |
Country Status (1)
Country | Link |
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CN (1) | CN201872258U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104400916A (zh) * | 2014-11-25 | 2015-03-11 | 江苏锋菱超硬工具有限公司 | 一种低速干打钎焊小孔钻 |
CN107309477A (zh) * | 2016-04-26 | 2017-11-03 | 上海汉硕机械技术有限公司 | 一种空心钻头 |
-
2010
- 2010-09-29 CN CN2010205493341U patent/CN201872258U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104400916A (zh) * | 2014-11-25 | 2015-03-11 | 江苏锋菱超硬工具有限公司 | 一种低速干打钎焊小孔钻 |
CN104400916B (zh) * | 2014-11-25 | 2016-03-09 | 江苏锋菱超硬工具有限公司 | 一种低速干打钎焊小孔钻 |
CN107309477A (zh) * | 2016-04-26 | 2017-11-03 | 上海汉硕机械技术有限公司 | 一种空心钻头 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: GUILIN RESEARCH INSTITUTE OF GEOLOGY FOR MINERAL R Free format text: FORMER NAME: GUILIN MINERALS + GEOLOGIC ACADEMY |
|
CP03 | Change of name, title or address |
Address after: 541004 the Guangxi Zhuang Autonomous Region Guilin auxiliary Star Road, No. 9 Patentee after: China Nonferrous Metal Guilin Research Institute of Geology for Mineral Resources Co., Ltd. Address before: 541004 No. 2, Star Road, Guilin, the Guangxi Zhuang Autonomous Region Patentee before: Guilin Minerals & Geologic Academy |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guilin Tebon Superhard Material Co., Ltd. Assignor: China Nonferrous Metal Guilin Research Institute of Geology for Mineral Resources Co., Ltd. Contract record no.: 2012450000067 Denomination of utility model: Method for mfg. of diamond thin-wall drill bit Granted publication date: 20110622 License type: Exclusive License Record date: 20120807 |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guilin Tebon Superhard Material Co., Ltd. Assignor: China Nonferrous Metal Guilin Research Institute of Geology for Mineral Resources Co., Ltd. Contract record no.: 2012450000067 Denomination of utility model: Method for mfg. of diamond thin-wall drill bit Granted publication date: 20110622 License type: Exclusive License Record date: 20120807 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20140929 |
|
EXPY | Termination of patent right or utility model |