CN203729867U - 螺杆钻具用防掉传动轴总成 - Google Patents
螺杆钻具用防掉传动轴总成 Download PDFInfo
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- CN203729867U CN203729867U CN201320734343.1U CN201320734343U CN203729867U CN 203729867 U CN203729867 U CN 203729867U CN 201320734343 U CN201320734343 U CN 201320734343U CN 203729867 U CN203729867 U CN 203729867U
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- Prior art keywords
- transmission shaft
- bearing
- inner sleeve
- dropping
- nut
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 44
- 238000005553 drilling Methods 0.000 title abstract description 7
- 239000002184 metal Substances 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320734343.1U CN203729867U (zh) | 2013-11-20 | 2013-11-20 | 螺杆钻具用防掉传动轴总成 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320734343.1U CN203729867U (zh) | 2013-11-20 | 2013-11-20 | 螺杆钻具用防掉传动轴总成 |
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| Publication Number | Publication Date |
|---|---|
| CN203729867U true CN203729867U (zh) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320734343.1U Expired - Lifetime CN203729867U (zh) | 2013-11-20 | 2013-11-20 | 螺杆钻具用防掉传动轴总成 |
Country Status (1)
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| CN (1) | CN203729867U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615193A (zh) * | 2013-11-20 | 2014-03-05 | 山东陆海石油装备有限公司 | 螺杆钻具用防掉传动轴总成 |
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2013
- 2013-11-20 CN CN201320734343.1U patent/CN203729867U/zh not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615193A (zh) * | 2013-11-20 | 2014-03-05 | 山东陆海石油装备有限公司 | 螺杆钻具用防掉传动轴总成 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG LUHAI PETROLEUM TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANDONG LUHAI PETROLEUM EQUIPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 253000 Lingxian County Economic Development Zone, Dezhou, Beichen Road, the middle of the road north of the city of Shandong Patentee after: SHANDONG LUHAI PETROLEUM TECHNOLOGY CO.,LTD. Address before: 253000 Lingxian County Economic Development Zone, Dezhou, Beichen Road, the middle of the road north of the city of Shandong Patentee before: SHANDONG LUHAI PETROLEUM EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220323 Address after: 253500 north of the middle section of Beichen Road, economic development zone, Lingcheng District, Dezhou City, Shandong Province Patentee after: SHANDONG LUHAI NEW ENERGY TECHNOLOGY CO.,LTD. Address before: 253000 north of the middle section of Beichen Road, Lingxian Economic Development Zone, De Zhou City, Shandong Province Patentee before: SHANDONG LUHAI PETROLEUM TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220629 Address after: 253500 No. 6, Beichen Road, economic development zone, Lingcheng District, De Zhou City, Shandong Province Patentee after: SHANDONG LUHAI PETROLEUM TECHNOLOGY CO.,LTD. Address before: 253500 north of the middle section of Beichen Road, economic development zone, Lingcheng District, Dezhou City, Shandong Province Patentee before: SHANDONG LUHAI NEW ENERGY TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
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| CX01 | Expiry of patent term |