CN203961882U - 一种煤矿冲孔用钻杆孔密封装置 - Google Patents
一种煤矿冲孔用钻杆孔密封装置 Download PDFInfo
- Publication number
- CN203961882U CN203961882U CN201420392513.7U CN201420392513U CN203961882U CN 203961882 U CN203961882 U CN 203961882U CN 201420392513 U CN201420392513 U CN 201420392513U CN 203961882 U CN203961882 U CN 203961882U
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- CN
- China
- Prior art keywords
- sealing
- drilling rod
- punching
- colliery
- rod hole
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 68
- 238000005553 drilling Methods 0.000 title claims abstract description 38
- 238000004080 punching Methods 0.000 title claims abstract description 26
- 239000013536 elastomeric material Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 7
- YAFQFNOUYXZVPZ-UHFFFAOYSA-N liproxstatin-1 Chemical compound ClC1=CC=CC(CNC=2C3(CCNCC3)NC3=CC=CC=C3N=2)=C1 YAFQFNOUYXZVPZ-UHFFFAOYSA-N 0.000 description 10
- 239000003245 coal Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000003818 cinder Substances 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420392513.7U CN203961882U (zh) | 2014-07-16 | 2014-07-16 | 一种煤矿冲孔用钻杆孔密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420392513.7U CN203961882U (zh) | 2014-07-16 | 2014-07-16 | 一种煤矿冲孔用钻杆孔密封装置 |
Publications (1)
Publication Number | Publication Date |
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CN203961882U true CN203961882U (zh) | 2014-11-26 |
Family
ID=51922481
Family Applications (1)
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CN201420392513.7U Expired - Lifetime CN203961882U (zh) | 2014-07-16 | 2014-07-16 | 一种煤矿冲孔用钻杆孔密封装置 |
Country Status (1)
Country | Link |
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CN (1) | CN203961882U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104120994A (zh) * | 2014-07-16 | 2014-10-29 | 平顶山市铁福来机电设备有限公司 | 一种煤矿冲孔用钻杆孔密封装置 |
-
2014
- 2014-07-16 CN CN201420392513.7U patent/CN203961882U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104120994A (zh) * | 2014-07-16 | 2014-10-29 | 平顶山市铁福来机电设备有限公司 | 一种煤矿冲孔用钻杆孔密封装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 467000 Henan province Pingdingshan City Beihuan South (Xinhua District Industrial Park Road West) Patentee after: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 467000 Henan province Pingdingshan City Beihuan South (Xinhua District Industrial Park Road West) Patentee before: PINGDINGSHAN TIEFULAI ELECTRONIC AND MECHANICAL EQUIPMENT Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 467000 South North Ring Road, Pingdingshan City, Henan Province (West of Xinhua Industrial Park) Patentee after: Tiefulai Equipment Manufacturing Group Co.,Ltd. Address before: 467000 South North Ring Road, Pingdingshan City, Henan Province (West of Xinhua Industrial Park) Patentee before: HENAN TIEFULAI EQUIPMENT MANUFACTURING Co.,Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20141126 |