CN202325259U - Spiral drilling machine - Google Patents
Spiral drilling machine Download PDFInfo
- Publication number
- CN202325259U CN202325259U CN201120464288XU CN201120464288U CN202325259U CN 202325259 U CN202325259 U CN 202325259U CN 201120464288X U CN201120464288X U CN 201120464288XU CN 201120464288 U CN201120464288 U CN 201120464288U CN 202325259 U CN202325259 U CN 202325259U
- Authority
- CN
- China
- Prior art keywords
- mast
- drilling machine
- frame
- spiral drilling
- articulated
- 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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- Earth Drilling (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120464288XU CN202325259U (en) | 2011-11-21 | 2011-11-21 | Spiral drilling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120464288XU CN202325259U (en) | 2011-11-21 | 2011-11-21 | Spiral drilling machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202325259U true CN202325259U (en) | 2012-07-11 |
Family
ID=46437241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201120464288XU Expired - Fee Related CN202325259U (en) | 2011-11-21 | 2011-11-21 | Spiral drilling machine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202325259U (en) |
-
2011
- 2011-11-21 CN CN201120464288XU patent/CN202325259U/en not_active Expired - Fee Related
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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: CHINA RAILWAY SANLI HEAVY INDUSTRY CO., LTD. Free format text: FORMER OWNER: HENAN SANLI MECHANICAL MANUFACTURE CO., LTD. Effective date: 20130217 Free format text: FORMER OWNER: HE WEIBIN Effective date: 20130217 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 450100 ZHENGZHOU, HENAN PROVINCE TO: 450016 ZHENGZHOU, HENAN PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130217 Address after: 450016 No. sixth, 99 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee after: HENAN SANLI MECHANICAL MANUFACTURE CO., LTD. Address before: 450100 No. 1 Tashan Road, Zhengzhou, Henan, Xingyang Patentee before: Henan Sanli Mechanical Manufacture Co., Ltd. Patentee before: He Weibin |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20131121 |