CN201695972U - 钻机动力头浮动结构 - Google Patents
钻机动力头浮动结构 Download PDFInfo
- Publication number
- CN201695972U CN201695972U CN2010202270479U CN201020227047U CN201695972U CN 201695972 U CN201695972 U CN 201695972U CN 2010202270479 U CN2010202270479 U CN 2010202270479U CN 201020227047 U CN201020227047 U CN 201020227047U CN 201695972 U CN201695972 U CN 201695972U
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- Prior art keywords
- drilling rod
- power head
- oil cylinder
- unit head
- reducing valve
- 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.)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010202270479U CN201695972U (zh) | 2010-06-17 | 2010-06-17 | 钻机动力头浮动结构 |
Applications Claiming Priority (1)
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CN2010202270479U CN201695972U (zh) | 2010-06-17 | 2010-06-17 | 钻机动力头浮动结构 |
Publications (1)
Publication Number | Publication Date |
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CN201695972U true CN201695972U (zh) | 2011-01-05 |
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CN2010202270479U Expired - Lifetime CN201695972U (zh) | 2010-06-17 | 2010-06-17 | 钻机动力头浮动结构 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106351568A (zh) * | 2015-11-05 | 2017-01-25 | 衡阳中地装备探矿工程机械有限公司 | 一种顶驱式岩心钻机位移补偿装置 |
CN107268511A (zh) * | 2017-06-21 | 2017-10-20 | 中国重汽集团柳州运力科迪亚克机械有限责任公司 | 除雪车 |
CN111827911A (zh) * | 2020-07-23 | 2020-10-27 | 北京探矿工程研究所 | 一种海底钻机绳索取心动力头、结构及其控制方法 |
CN111852360A (zh) * | 2019-04-29 | 2020-10-30 | 中国石油天然气集团有限公司 | 一种钻杆上卸扣方法及装置 |
-
2010
- 2010-06-17 CN CN2010202270479U patent/CN201695972U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106351568A (zh) * | 2015-11-05 | 2017-01-25 | 衡阳中地装备探矿工程机械有限公司 | 一种顶驱式岩心钻机位移补偿装置 |
CN107268511A (zh) * | 2017-06-21 | 2017-10-20 | 中国重汽集团柳州运力科迪亚克机械有限责任公司 | 除雪车 |
CN111852360A (zh) * | 2019-04-29 | 2020-10-30 | 中国石油天然气集团有限公司 | 一种钻杆上卸扣方法及装置 |
CN111827911A (zh) * | 2020-07-23 | 2020-10-27 | 北京探矿工程研究所 | 一种海底钻机绳索取心动力头、结构及其控制方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: BEIJING TIANHE ZHONGBANG EXPLORATION TECHNOLOGY CO Free format text: FORMER OWNER: LANGFANG CORTECH DRILLING EQUIPMENT CO., LTD. Effective date: 20110620 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 065500 INDUSTRIAL PARK, GU'AN COUNTY, LANGFANG CITY, HEBEI PROVINCE TO: 100070 ROOM 318 (PARK), NO. 5, HAIYING ROAD, SCIENCE CITY, FENGTAI DISTRICT, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110620 Address after: 100070 Beijing City, Fengtai District Science City Haiying Road No. 5 room 318 (Park) Patentee after: Beijing Tianhe Zhongbang Exploration Technology Co., Ltd. Address before: 065500 Guan County Industrial Park, Hebei, Langfang Patentee before: Langfang Tianhezhongbang Exploration Equipment Co., Ltd. |
|
C56 | Change in the name or address of the patentee |
Owner name: CORTECH DRILLING EQUIPMENT CO., LTD. Free format text: FORMER NAME: BEIJING TIANHE ZHONGBANG EXPLORATION TECHNOLOGY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 100070 Beijing City, Fengtai District Science City Haiying Road No. 5 room 318 (Park) Patentee after: Beijing Cortech Drilling Equipment Co., Ltd. Address before: 100070 Beijing City, Fengtai District Science City Haiying Road No. 5 room 318 (Park) Patentee before: Beijing Tianhe Zhongbang Exploration Technology Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 100070 Beijing City, Fengtai District Science City Haiying Road No. 5 room 318 Patentee after: Beijing Cortech Drilling Equipment Co., Ltd. Address before: 100070 Beijing City, Fengtai District Science City Haiying Road No. 5 room 318 (Park) Patentee before: Beijing Cortech Drilling Equipment Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20110105 |
|
CX01 | Expiry of patent term |