CN203296031U - Petroleum drilling platform - Google Patents
Petroleum drilling platform Download PDFInfo
- Publication number
- CN203296031U CN203296031U CN2013202377802U CN201320237780U CN203296031U CN 203296031 U CN203296031 U CN 203296031U CN 2013202377802 U CN2013202377802 U CN 2013202377802U CN 201320237780 U CN201320237780 U CN 201320237780U CN 203296031 U CN203296031 U CN 203296031U
- Authority
- CN
- China
- Prior art keywords
- platform
- safety valve
- operation hole
- drilling platform
- oil drilling
- 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 17
- 239000003208 petroleum Substances 0.000 title abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013202377802U CN203296031U (en) | 2013-05-06 | 2013-05-06 | Petroleum drilling platform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013202377802U CN203296031U (en) | 2013-05-06 | 2013-05-06 | Petroleum drilling platform |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203296031U true CN203296031U (en) | 2013-11-20 |
Family
ID=49572053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2013202377802U Expired - Fee Related CN203296031U (en) | 2013-05-06 | 2013-05-06 | Petroleum drilling platform |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203296031U (en) |
-
2013
- 2013-05-06 CN CN2013202377802U patent/CN203296031U/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: WANG WEIBAO Free format text: FORMER OWNER: CHENGDU KECHUANG JIASI TECHNOLOGY CO., LTD. Effective date: 20140624 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Weibao Inventor before: Jiu Jiaxu |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: MIAO JIAXU TO: WANG WEIBAO Free format text: CORRECT: ADDRESS; FROM: 610000 CHENGDU, SICHUAN PROVINCE TO: 261041 WEIFANG, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140624 Address after: The 261041 Shandong Cultural District of Kuiwei city in Weifang Province Road Sakura Garden District 17 Building 1 unit 201 Patentee after: Wang Weibao Address before: 610000 Sichuan city of Chengdu province Jinjiang District East Street No. 139 Building 1 3 floor No. 4 Patentee before: Chengdu Kechuang Jiasi Technology Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: WEIFANG BAOFENG MACHINERY LIMITED COMPANY Free format text: FORMER OWNER: WANG WEIBAO Effective date: 20140711 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 261041 WEIFANG, SHANDONG PROVINCE TO: 261000 WEIFANG, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140711 Address after: Shandong province Weifang city taixiang street 261000 Weifang Economic Development Zone north of Friendship Road East (West thoroughbred field) Patentee after: Weifang Baofeng Machinery Limited Company Address before: The 261041 Shandong Cultural District of Kuiwei city in Weifang Province Road Sakura Garden District 17 Building 1 unit 201 Patentee before: Wang Weibao |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20170506 |