CN212657361U - 一种天然气开采用管线保护装置 - Google Patents
一种天然气开采用管线保护装置 Download PDFInfo
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- CN212657361U CN212657361U CN202020627631.7U CN202020627631U CN212657361U CN 212657361 U CN212657361 U CN 212657361U CN 202020627631 U CN202020627631 U CN 202020627631U CN 212657361 U CN212657361 U CN 212657361U
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- Prior art keywords
- fixing
- safety cover
- natural gas
- protection device
- rotating
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- 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.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000003345 natural gas Substances 0.000 title claims abstract description 19
- 238000003466 welding Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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CN202020627631.7U CN212657361U (zh) | 2020-04-23 | 2020-04-23 | 一种天然气开采用管线保护装置 |
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CN202020627631.7U CN212657361U (zh) | 2020-04-23 | 2020-04-23 | 一种天然气开采用管线保护装置 |
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CN212657361U true CN212657361U (zh) | 2021-03-05 |
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CN202020627631.7U Active CN212657361U (zh) | 2020-04-23 | 2020-04-23 | 一种天然气开采用管线保护装置 |
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CN (1) | CN212657361U (zh) |
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2020
- 2020-04-23 CN CN202020627631.7U patent/CN212657361U/zh active Active
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pipeline protection device for natural gas development Effective date of registration: 20230529 Granted publication date: 20210305 Pledgee: Dongying laishang Village Bank Co.,Ltd. Xisan road sub branch Pledgor: DONGYING JUFENG ENERGY-SAVING EQUIPMENT Co.,Ltd. Registration number: Y2023980041944 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210305 Pledgee: Dongying laishang Village Bank Co.,Ltd. Xisan road sub branch Pledgor: DONGYING JUFENG ENERGY-SAVING EQUIPMENT Co.,Ltd. Registration number: Y2023980041944 |