CN204109159U - 一种薄壁金刚石或立方氮化硼钻具工作层的结构 - Google Patents
一种薄壁金刚石或立方氮化硼钻具工作层的结构 Download PDFInfo
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- CN204109159U CN204109159U CN201420562089.6U CN201420562089U CN204109159U CN 204109159 U CN204109159 U CN 204109159U CN 201420562089 U CN201420562089 U CN 201420562089U CN 204109159 U CN204109159 U CN 204109159U
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- drilling tool
- working lining
- boron nitride
- cubic boron
- liquid bath
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Polishing Bodies And Polishing Tools (AREA)
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CN201420562089.6U CN204109159U (zh) | 2014-09-28 | 2014-09-28 | 一种薄壁金刚石或立方氮化硼钻具工作层的结构 |
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CN201420562089.6U CN204109159U (zh) | 2014-09-28 | 2014-09-28 | 一种薄壁金刚石或立方氮化硼钻具工作层的结构 |
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CN204109159U true CN204109159U (zh) | 2015-01-21 |
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CN201420562089.6U Active CN204109159U (zh) | 2014-09-28 | 2014-09-28 | 一种薄壁金刚石或立方氮化硼钻具工作层的结构 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Economic and Technological Development Zone, Jing River in Hebei province Qinhuangdao City No. 6 066004 Patentee after: Qinhuangdao Xingsheng Technology Co., Ltd. Address before: 066004 No. 1, Miluo Road, Qinhuangdao Development Zone, Hebei Patentee before: Qinhuangdao Xingsheng Technology Co., Ltd. |
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CB03 | Change of inventor or designer information |
Inventor after: The inventor has waived the right to be mentioned Inventor before: Liu Linmei |
|
CB03 | Change of inventor or designer information | ||
CP01 | Change in the name or title of a patent holder |
Address after: Economic and Technological Development Zone, Jing River in Hebei province Qinhuangdao City No. 6 066004 Patentee after: Qinhuangdao star Polytron Technologies Inc Address before: Economic and Technological Development Zone, Jing River in Hebei province Qinhuangdao City No. 6 066004 Patentee before: Qinhuangdao Xingsheng Technology Co., Ltd. |
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CP01 | Change in the name or title of a patent holder |