CN201627532U - Concentric double-rotation drilling machine - Google Patents
Concentric double-rotation drilling machine Download PDFInfo
- Publication number
- CN201627532U CN201627532U CN2009202854044U CN200920285404U CN201627532U CN 201627532 U CN201627532 U CN 201627532U CN 2009202854044 U CN2009202854044 U CN 2009202854044U CN 200920285404 U CN200920285404 U CN 200920285404U CN 201627532 U CN201627532 U CN 201627532U
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- China
- Prior art keywords
- auger stem
- drilling pipe
- actuating unit
- main drilling
- armed
- 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
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000004568 cement Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202854044U CN201627532U (en) | 2009-12-24 | 2009-12-24 | Concentric double-rotation drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202854044U CN201627532U (en) | 2009-12-24 | 2009-12-24 | Concentric double-rotation drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201627532U true CN201627532U (en) | 2010-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202854044U Expired - Fee Related CN201627532U (en) | 2009-12-24 | 2009-12-24 | Concentric double-rotation drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201627532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155157A (en) * | 2011-03-01 | 2011-08-17 | 何庆林 | Spiral drilling machine for forming concrete piles of different depths and shapes |
| CN106703702A (en) * | 2016-12-28 | 2017-05-24 | 武汉武船重型装备工程有限责任公司 | Side-flip alloy bit |
-
2009
- 2009-12-24 CN CN2009202854044U patent/CN201627532U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155157A (en) * | 2011-03-01 | 2011-08-17 | 何庆林 | Spiral drilling machine for forming concrete piles of different depths and shapes |
| CN102155157B (en) * | 2011-03-01 | 2013-07-31 | 何庆林 | Spiral drilling machine for forming concrete piles of different depths and shapes |
| CN106703702A (en) * | 2016-12-28 | 2017-05-24 | 武汉武船重型装备工程有限责任公司 | Side-flip alloy bit |
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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: Xuzhou Zhongbu Mining Equipment Co., Ltd. Assignor: Zhang Shaorong Contract record no.: 2011320000370 Denomination of utility model: Concentric double-rotation drilling machine Granted publication date: 20101110 License type: Exclusive License Record date: 20110323 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Xuzhou Zhongbu Mining Equipment Co., Ltd. Assignor: Zhang Shaorong Contract record no.: 2011320000370 Date of cancellation: 20140507 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20151224 |
|
| EXPY | Termination of patent right or utility model |