JPS6210553Y2 - - Google Patents
Info
- Publication number
- JPS6210553Y2 JPS6210553Y2 JP196479U JP196479U JPS6210553Y2 JP S6210553 Y2 JPS6210553 Y2 JP S6210553Y2 JP 196479 U JP196479 U JP 196479U JP 196479 U JP196479 U JP 196479U JP S6210553 Y2 JPS6210553 Y2 JP S6210553Y2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- short
- underground
- fastener
- workers
- 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
Links
- 238000009423 ventilation Methods 0.000 claims description 19
- 230000001877 deodorizing effect Effects 0.000 claims description 17
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 239000003205 fragrance Substances 0.000 description 6
- 239000002390 adhesive tape Substances 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Landscapes
- Ventilation (AREA)
- Separation Of Gases By Adsorption (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP196479U JPS6210553Y2 (2) | 1979-01-10 | 1979-01-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP196479U JPS6210553Y2 (2) | 1979-01-10 | 1979-01-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55102487U JPS55102487U (2) | 1980-07-17 |
| JPS6210553Y2 true JPS6210553Y2 (2) | 1987-03-12 |
Family
ID=28804597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP196479U Expired JPS6210553Y2 (2) | 1979-01-10 | 1979-01-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6210553Y2 (2) |
-
1979
- 1979-01-10 JP JP196479U patent/JPS6210553Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55102487U (2) | 1980-07-17 |
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