JPH0273500U - - Google Patents
Info
- Publication number
- JPH0273500U JPH0273500U JP15153288U JP15153288U JPH0273500U JP H0273500 U JPH0273500 U JP H0273500U JP 15153288 U JP15153288 U JP 15153288U JP 15153288 U JP15153288 U JP 15153288U JP H0273500 U JPH0273500 U JP H0273500U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- series
- blowers
- explanatory diagram
- ventilation system
- 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.)
- Granted
Links
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Wind Motors (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Foundations (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15153288U JPH0547840Y2 (US20100056889A1-20100304-C00004.png) | 1988-11-21 | 1988-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15153288U JPH0547840Y2 (US20100056889A1-20100304-C00004.png) | 1988-11-21 | 1988-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0273500U true JPH0273500U (US20100056889A1-20100304-C00004.png) | 1990-06-05 |
| JPH0547840Y2 JPH0547840Y2 (US20100056889A1-20100304-C00004.png) | 1993-12-16 |
Family
ID=31425662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15153288U Expired - Lifetime JPH0547840Y2 (US20100056889A1-20100304-C00004.png) | 1988-11-21 | 1988-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0547840Y2 (US20100056889A1-20100304-C00004.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611138B (zh) * | 2019-01-17 | 2021-07-30 | 平顶山平煤设计院有限公司 | 一种煤矿井筒风流隔断方法 |
-
1988
- 1988-11-21 JP JP15153288U patent/JPH0547840Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0547840Y2 (US20100056889A1-20100304-C00004.png) | 1993-12-16 |
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