CN201396073Y - 补偿式钻进钻头 - Google Patents
补偿式钻进钻头 Download PDFInfo
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- CN201396073Y CN201396073Y CN2009200689023U CN200920068902U CN201396073Y CN 201396073 Y CN201396073 Y CN 201396073Y CN 2009200689023 U CN2009200689023 U CN 2009200689023U CN 200920068902 U CN200920068902 U CN 200920068902U CN 201396073 Y CN201396073 Y CN 201396073Y
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009200689023U CN201396073Y (zh) | 2009-03-16 | 2009-03-16 | 补偿式钻进钻头 |
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CN2009200689023U CN201396073Y (zh) | 2009-03-16 | 2009-03-16 | 补偿式钻进钻头 |
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CN201396073Y true CN201396073Y (zh) | 2010-02-03 |
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CN2009200689023U Expired - Lifetime CN201396073Y (zh) | 2009-03-16 | 2009-03-16 | 补偿式钻进钻头 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104594814A (zh) * | 2015-01-04 | 2015-05-06 | 苏州新锐合金工具股份有限公司 | 切削结构可更换的整体式矿用钻头 |
CN110552623A (zh) * | 2019-09-30 | 2019-12-10 | 于燕 | 可移动补偿式钻头装置的使用方法 |
CN110637138A (zh) * | 2017-05-11 | 2019-12-31 | 朴英泽 | 钢筋混凝土结构物破碎用空气锤钻头 |
-
2009
- 2009-03-16 CN CN2009200689023U patent/CN201396073Y/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104594814A (zh) * | 2015-01-04 | 2015-05-06 | 苏州新锐合金工具股份有限公司 | 切削结构可更换的整体式矿用钻头 |
CN110637138A (zh) * | 2017-05-11 | 2019-12-31 | 朴英泽 | 钢筋混凝土结构物破碎用空气锤钻头 |
CN110552623A (zh) * | 2019-09-30 | 2019-12-10 | 于燕 | 可移动补偿式钻头装置的使用方法 |
CN110552623B (zh) * | 2019-09-30 | 2020-12-08 | 灵璧县浩翔信息科技有限公司 | 可移动补偿式钻头装置的使用方法 |
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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: Meizuan Energy Technology (Shanghai) Co., Ltd. Assignor: MSP/DRILEX (Nanjing) Co., Ltd. Contract record no.: 2011310000201 Denomination of utility model: Compensatory boring bit Granted publication date: 20100203 License type: Exclusive License Record date: 20111008 |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 211500 No. 8 fragrant pond road, Liuhe District, Jiangsu, Nanjing Patentee after: Diamond drilling system (Nanjing) Co., Ltd. Address before: 211500 No. 8 fragrant pond road, Liuhe District, Jiangsu, Nanjing Patentee before: MSP/DRILEX (Nanjing) Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20100203 |