CN101614109B - 外卡套钎杆的制作工艺 - Google Patents
外卡套钎杆的制作工艺 Download PDFInfo
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- CN101614109B CN101614109B CN2008100120351A CN200810012035A CN101614109B CN 101614109 B CN101614109 B CN 101614109B CN 2008100120351 A CN2008100120351 A CN 2008100120351A CN 200810012035 A CN200810012035 A CN 200810012035A CN 101614109 B CN101614109 B CN 101614109B
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- outer cutting
- cutting sleeve
- drill
- hollow hexagonal
- steel
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CN2008100120351A CN101614109B (zh) | 2008-06-27 | 2008-06-27 | 外卡套钎杆的制作工艺 |
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CN2008100120351A CN101614109B (zh) | 2008-06-27 | 2008-06-27 | 外卡套钎杆的制作工艺 |
Publications (2)
Publication Number | Publication Date |
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CN101614109A CN101614109A (zh) | 2009-12-30 |
CN101614109B true CN101614109B (zh) | 2011-08-31 |
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CN2008100120351A Active CN101614109B (zh) | 2008-06-27 | 2008-06-27 | 外卡套钎杆的制作工艺 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105888568B (zh) * | 2015-01-16 | 2020-04-17 | 覃海云 | 一种防止钎杆断裂伤人的简易器具 |
CN111299971A (zh) * | 2020-03-02 | 2020-06-19 | 贵州捷盛钻具股份有限公司 | 一种钎杆与钎尾焊接工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1010028A (en) * | 1964-04-30 | 1965-11-17 | Ingersoll Rand Co | A percussively-operated tool bit and method of making same |
US4280572A (en) * | 1978-03-11 | 1981-07-28 | Salzgitter Maschinen Und Anlagen Aktiengesellschaft | Chisel for a percussive tool |
CN2173860Y (zh) * | 1993-08-12 | 1994-08-10 | 东北大学 | 一种凿岩钎杆 |
CN2739341Y (zh) * | 2004-11-03 | 2005-11-09 | 刘栋国 | 中型钻机专用钎杆 |
-
2008
- 2008-06-27 CN CN2008100120351A patent/CN101614109B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1010028A (en) * | 1964-04-30 | 1965-11-17 | Ingersoll Rand Co | A percussively-operated tool bit and method of making same |
US4280572A (en) * | 1978-03-11 | 1981-07-28 | Salzgitter Maschinen Und Anlagen Aktiengesellschaft | Chisel for a percussive tool |
CN2173860Y (zh) * | 1993-08-12 | 1994-08-10 | 东北大学 | 一种凿岩钎杆 |
CN2739341Y (zh) * | 2004-11-03 | 2005-11-09 | 刘栋国 | 中型钻机专用钎杆 |
Non-Patent Citations (2)
Title |
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JP昭61-153231A 1986.07.11 |
黎炳雄.钎杆热处理工艺的选择.《凿岩机械气动工具》.2002,(第04期),46-53. * |
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CN101614109A (zh) | 2009-12-30 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Tong Chunchang Inventor after: Zhang Bo Inventor before: Wu Hao Inventor before: Teng Guorong Inventor before: Wang Zhongsheng Inventor before: Xu Bingwei Inventor before: Zhao Jun Inventor before: Lai Jiangqing |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WU HAO TENG GUORONG WANG ZHONGSHENG XU BINGWEI ZHAO JUN LAI JIANGQING TO: TONG CHUNCHANG ZHANG BO |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee after: Anshan Iron and Steel Group Mining Co., Ltd. Address before: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee before: Anshan Iron & Steel Group Mining Co., Ltd. |