CN201133233Y - 井口安全自动截断装置 - Google Patents
井口安全自动截断装置 Download PDFInfo
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- CN201133233Y CN201133233Y CNU2007201175066U CN200720117506U CN201133233Y CN 201133233 Y CN201133233 Y CN 201133233Y CN U2007201175066 U CNU2007201175066 U CN U2007201175066U CN 200720117506 U CN200720117506 U CN 200720117506U CN 201133233 Y CN201133233 Y CN 201133233Y
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Application Number | Priority Date | Filing Date | Title |
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CNU2007201175066U CN201133233Y (zh) | 2007-11-25 | 2007-11-25 | 井口安全自动截断装置 |
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CNU2007201175066U CN201133233Y (zh) | 2007-11-25 | 2007-11-25 | 井口安全自动截断装置 |
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CN201133233Y true CN201133233Y (zh) | 2008-10-15 |
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CNU2007201175066U Expired - Lifetime CN201133233Y (zh) | 2007-11-25 | 2007-11-25 | 井口安全自动截断装置 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101915069A (zh) * | 2010-07-23 | 2010-12-15 | 黄振富 | 自备更换1号主控阀结构的抗硫采油气井口装置 |
CN101413385B (zh) * | 2008-12-01 | 2013-05-15 | 什邡慧丰采油机械有限责任公司 | 井口安全液压截断装置 |
CN104153739A (zh) * | 2014-08-26 | 2014-11-19 | 乐山倍创机械制造有限公司 | 液动井口安全截断装置 |
CN104196483A (zh) * | 2014-08-26 | 2014-12-10 | 乐山倍创机械制造有限公司 | 气动井口截断装置 |
CN109653701A (zh) * | 2019-02-28 | 2019-04-19 | 江苏雄越石油机械设备制造有限公司 | 一种具有过滤功效的多头压裂井口 |
CN114110219A (zh) * | 2020-08-28 | 2022-03-01 | 中国石油化工股份有限公司 | 一种高低压限位阀自动控制装置 |
-
2007
- 2007-11-25 CN CNU2007201175066U patent/CN201133233Y/zh not_active Expired - Lifetime
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101413385B (zh) * | 2008-12-01 | 2013-05-15 | 什邡慧丰采油机械有限责任公司 | 井口安全液压截断装置 |
CN101915069A (zh) * | 2010-07-23 | 2010-12-15 | 黄振富 | 自备更换1号主控阀结构的抗硫采油气井口装置 |
CN104153739A (zh) * | 2014-08-26 | 2014-11-19 | 乐山倍创机械制造有限公司 | 液动井口安全截断装置 |
CN104196483A (zh) * | 2014-08-26 | 2014-12-10 | 乐山倍创机械制造有限公司 | 气动井口截断装置 |
CN109653701A (zh) * | 2019-02-28 | 2019-04-19 | 江苏雄越石油机械设备制造有限公司 | 一种具有过滤功效的多头压裂井口 |
CN109653701B (zh) * | 2019-02-28 | 2021-09-10 | 江苏雄越石油机械设备制造有限公司 | 一种具有过滤功效的多头压裂井口 |
CN114110219A (zh) * | 2020-08-28 | 2022-03-01 | 中国石油化工股份有限公司 | 一种高低压限位阀自动控制装置 |
CN114110219B (zh) * | 2020-08-28 | 2024-02-23 | 中国石油化工股份有限公司 | 一种高低压限位阀自动控制装置 |
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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: AEGIS PETROLEUM TECHNOLOGY (SHANGHAI) CO.,LTD. Free format text: FORMER OWNER: DAQING MOENDA ENGINEERING CO., LTD. Effective date: 20150619 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150619 Address after: 201616 Shanghai city Songjiang District Guangfulin road 4855 Lane 8 Patentee after: AEGIS PETROLEUM TECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: 163400 Heilongjiang city of Daqing province to sibbing District Road No. 69 Patentee before: DAQING MOENDA ENGINEERING Co.,Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 201203 room 402, block A, 112 Liang Xiu Road, Pudong New Area, China (Shanghai) free trade zone, Shanghai, China Patentee after: AEGIS PETROLEUM TECHNOLOGY (SHANGHAI) CO.,LTD. Address before: 201203 room 402, block A, 112 Liang Xiu Road, Pudong New Area, China (Shanghai) free trade zone, Shanghai, China Patentee before: An Jieshi environmental protection (Shanghai) Co.,Ltd. |
|
CP03 | Change of name, title or address |
Address after: 201203 room 402, block A, 112 Liang Xiu Road, Pudong New Area, China (Shanghai) free trade zone, Shanghai, China Patentee after: An Jieshi environmental protection (Shanghai) Co.,Ltd. Address before: 201616 Shanghai city Songjiang District Guangfulin road 4855 Lane 8 Patentee before: Aegis Petroleum Technology (Shanghai) Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20081015 |