CN204986222U - 双金属堆焊复合管件 - Google Patents
双金属堆焊复合管件 Download PDFInfo
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- CN204986222U CN204986222U CN201520735843.6U CN201520735843U CN204986222U CN 204986222 U CN204986222 U CN 204986222U CN 201520735843 U CN201520735843 U CN 201520735843U CN 204986222 U CN204986222 U CN 204986222U
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- welding
- pipe fitting
- composite bed
- basic unit
- overlay cladding
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CN201520735843.6U CN204986222U (zh) | 2015-09-22 | 2015-09-22 | 双金属堆焊复合管件 |
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CN201520735843.6U CN204986222U (zh) | 2015-09-22 | 2015-09-22 | 双金属堆焊复合管件 |
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CN204986222U true CN204986222U (zh) | 2016-01-20 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114981578A (zh) * | 2019-11-15 | 2022-08-30 | J.雷.麦克德莫特股份有限公司 | 混合机械内衬管方法和装置 |
WO2023207118A1 (zh) * | 2022-04-28 | 2023-11-02 | 中国石油天然气集团有限公司 | 一种复合双金属钻杆及其制备方法 |
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2015
- 2015-09-22 CN CN201520735843.6U patent/CN204986222U/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114981578A (zh) * | 2019-11-15 | 2022-08-30 | J.雷.麦克德莫特股份有限公司 | 混合机械内衬管方法和装置 |
WO2023207118A1 (zh) * | 2022-04-28 | 2023-11-02 | 中国石油天然气集团有限公司 | 一种复合双金属钻杆及其制备方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Compound pipe fitting of bimetal build -up welding Effective date of registration: 20180621 Granted publication date: 20160120 Pledgee: Bank of Zhengzhou, Longhai branch, Limited by Share Ltd Pledgor: Zhengzhou Wanda's heavy industry limited company Registration number: 2018990000469 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190819 Granted publication date: 20160120 Pledgee: Bank of Zhengzhou, Longhai branch, Limited by Share Ltd Pledgor: Zhengzhou Wanda's heavy industry limited company Registration number: 2018990000469 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |