CN202970609U - 带新型管接头的煤层注水封孔器 - Google Patents
带新型管接头的煤层注水封孔器 Download PDFInfo
- Publication number
- CN202970609U CN202970609U CN 201220619986 CN201220619986U CN202970609U CN 202970609 U CN202970609 U CN 202970609U CN 201220619986 CN201220619986 CN 201220619986 CN 201220619986 U CN201220619986 U CN 201220619986U CN 202970609 U CN202970609 U CN 202970609U
- Authority
- CN
- China
- Prior art keywords
- spigot
- joint
- pipe
- connector
- water injection
- 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
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000003245 coal Substances 0.000 title claims abstract description 8
- 238000002347 injection Methods 0.000 title abstract 6
- 239000007924 injection Substances 0.000 title abstract 6
- 230000008961 swelling Effects 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 abstract 1
- 238000004880 explosion Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220619986 CN202970609U (zh) | 2012-11-16 | 2012-11-16 | 带新型管接头的煤层注水封孔器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220619986 CN202970609U (zh) | 2012-11-16 | 2012-11-16 | 带新型管接头的煤层注水封孔器 |
Publications (1)
Publication Number | Publication Date |
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CN202970609U true CN202970609U (zh) | 2013-06-05 |
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Family Applications (1)
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CN 201220619986 Expired - Fee Related CN202970609U (zh) | 2012-11-16 | 2012-11-16 | 带新型管接头的煤层注水封孔器 |
Country Status (1)
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CN (1) | CN202970609U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108625853A (zh) * | 2018-04-24 | 2018-10-09 | 山东东山矿业有限责任公司株柏煤矿 | 一种急倾斜煤层的柔性掩护支架采煤法 |
CN109751008A (zh) * | 2017-11-01 | 2019-05-14 | 中国石油化工股份有限公司 | 管串 |
-
2012
- 2012-11-16 CN CN 201220619986 patent/CN202970609U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109751008A (zh) * | 2017-11-01 | 2019-05-14 | 中国石油化工股份有限公司 | 管串 |
CN109751008B (zh) * | 2017-11-01 | 2021-01-05 | 中国石油化工股份有限公司 | 管串 |
CN108625853A (zh) * | 2018-04-24 | 2018-10-09 | 山东东山矿业有限责任公司株柏煤矿 | 一种急倾斜煤层的柔性掩护支架采煤法 |
CN108625853B (zh) * | 2018-04-24 | 2020-01-07 | 山东东山矿业有限责任公司株柏煤矿 | 一种急倾斜煤层的柔性掩护支架采煤法 |
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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: HENGSHUI BORUI RUBBER TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHOU CHUNLEI Effective date: 20140124 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140124 Address after: 053500, Hengshui, Hebei province Jingxian County Jing Long Road south Chang Village North Patentee after: Hengshui Borui Plastics Technology Co Ltd Address before: 053500 Hengshui province Hebei City West Development Zone Jingxian County Dragon King Lu Nan Chang Zhuang Cun Bei Hengshui Borui Alwayseal Technology Ltd Patentee before: Zhou Chunlei |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160804 Address after: 053700 Hengshui City Economic Development Zone West Hebei Fucheng County Patentee after: Hebei Bangtian Mine Safety Equipment Co., Ltd. Address before: 053500, Hengshui, Hebei province Jingxian County Jing Long Road south Chang Village North Patentee before: Hengshui Borui Plastics Technology Co Ltd |
|
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: 20130605 Termination date: 20181116 |