JPH0547840Y2 - - Google Patents
Info
- Publication number
- JPH0547840Y2 JPH0547840Y2 JP15153288U JP15153288U JPH0547840Y2 JP H0547840 Y2 JPH0547840 Y2 JP H0547840Y2 JP 15153288 U JP15153288 U JP 15153288U JP 15153288 U JP15153288 U JP 15153288U JP H0547840 Y2 JPH0547840 Y2 JP H0547840Y2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- air
- blower
- nozzle
- reinforcing bars
- 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
- 238000009423 ventilation Methods 0.000 claims description 29
- 230000003014 reinforcing effect Effects 0.000 description 26
- 229910000831 Steel Inorganic materials 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000009412 basement excavation Methods 0.000 description 6
- 238000007664 blowing Methods 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Landscapes
- Foundations (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Earth Drilling (AREA)
- Wind Motors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15153288U JPH0547840Y2 (enrdf_load_stackoverflow) | 1988-11-21 | 1988-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15153288U JPH0547840Y2 (enrdf_load_stackoverflow) | 1988-11-21 | 1988-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0273500U JPH0273500U (enrdf_load_stackoverflow) | 1990-06-05 |
| JPH0547840Y2 true JPH0547840Y2 (enrdf_load_stackoverflow) | 1993-12-16 |
Family
ID=31425662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15153288U Expired - Lifetime JPH0547840Y2 (enrdf_load_stackoverflow) | 1988-11-21 | 1988-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0547840Y2 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611138A (zh) * | 2019-01-17 | 2019-04-12 | 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
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611138A (zh) * | 2019-01-17 | 2019-04-12 | 平顶山平煤设计院有限公司 | 一种煤矿井筒风流隔断方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0273500U (enrdf_load_stackoverflow) | 1990-06-05 |
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