CN201857902U - 真空隔热油管的连接结构 - Google Patents
真空隔热油管的连接结构 Download PDFInfo
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- CN201857902U CN201857902U CN2010205698110U CN201020569811U CN201857902U CN 201857902 U CN201857902 U CN 201857902U CN 2010205698110 U CN2010205698110 U CN 2010205698110U CN 201020569811 U CN201020569811 U CN 201020569811U CN 201857902 U CN201857902 U CN 201857902U
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CN2010205698110U CN201857902U (zh) | 2010-10-15 | 2010-10-15 | 真空隔热油管的连接结构 |
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CN2010205698110U CN201857902U (zh) | 2010-10-15 | 2010-10-15 | 真空隔热油管的连接结构 |
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CN201857902U true CN201857902U (zh) | 2011-06-08 |
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CN2010205698110U Expired - Lifetime CN201857902U (zh) | 2010-10-15 | 2010-10-15 | 真空隔热油管的连接结构 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101994486A (zh) * | 2010-10-15 | 2011-03-30 | 江苏常宝钢管股份有限公司 | 一种隔热油管的连接结构 |
WO2012048535A1 (zh) * | 2010-10-15 | 2012-04-19 | 江苏常宝钢管股份有限公司 | 一种隔热油管的连接结构 |
CN112031672A (zh) * | 2020-11-06 | 2020-12-04 | 东营市宇彤机电设备有限责任公司 | 一种钻挺与抗压筒的连接组件 |
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2010
- 2010-10-15 CN CN2010205698110U patent/CN201857902U/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101994486A (zh) * | 2010-10-15 | 2011-03-30 | 江苏常宝钢管股份有限公司 | 一种隔热油管的连接结构 |
WO2012048535A1 (zh) * | 2010-10-15 | 2012-04-19 | 江苏常宝钢管股份有限公司 | 一种隔热油管的连接结构 |
CN101994486B (zh) * | 2010-10-15 | 2014-08-06 | 江苏常宝钢管股份有限公司 | 一种隔热油管的连接结构 |
CN112031672A (zh) * | 2020-11-06 | 2020-12-04 | 东营市宇彤机电设备有限责任公司 | 一种钻挺与抗压筒的连接组件 |
CN112031672B (zh) * | 2020-11-06 | 2021-01-05 | 东营市宇彤机电设备有限责任公司 | 一种钻挺与抗压筒的连接组件 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Changbao Precision Steel Tube Co., Ltd. Assignor: Jiangsu Changbao Steel Tube Co., Ltd. Contract record no.: 2012320000600 Denomination of utility model: Connection structure of vacuum insulated tubing Granted publication date: 20110608 License type: Exclusive License Record date: 20120516 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20110608 Effective date of abandoning: 20140806 |
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RGAV | Abandon patent right to avoid regrant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Changbao Precision Steel Tube Co., Ltd. Assignor: Jiangsu Changbao Steel Tube Co., Ltd. Contract record no.: 2012320000600 Denomination of utility model: Connection structure of vacuum insulated tubing Granted publication date: 20110608 License type: Exclusive License Record date: 20120516 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model |