JPH0449244Y2 - - Google Patents
Info
- Publication number
- JPH0449244Y2 JPH0449244Y2 JP2923087U JP2923087U JPH0449244Y2 JP H0449244 Y2 JPH0449244 Y2 JP H0449244Y2 JP 2923087 U JP2923087 U JP 2923087U JP 2923087 U JP2923087 U JP 2923087U JP H0449244 Y2 JPH0449244 Y2 JP H0449244Y2
- Authority
- JP
- Japan
- Prior art keywords
- strength member
- underground
- drain pipe
- side edge
- edge portions
- 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
- 239000000463 material Substances 0.000 claims description 41
- 239000004745 nonwoven fabric Substances 0.000 claims description 18
- 229920003002 synthetic resin Polymers 0.000 claims description 10
- 239000000057 synthetic resin Substances 0.000 claims description 10
- 238000009933 burial Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 3
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 claims description 2
- 239000000835 fiber Substances 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2923087U JPH0449244Y2 (en]) | 1987-02-28 | 1987-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2923087U JPH0449244Y2 (en]) | 1987-02-28 | 1987-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63141273U JPS63141273U (en]) | 1988-09-16 |
| JPH0449244Y2 true JPH0449244Y2 (en]) | 1992-11-19 |
Family
ID=30832936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2923087U Expired JPH0449244Y2 (en]) | 1987-02-28 | 1987-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449244Y2 (en]) |
-
1987
- 1987-02-28 JP JP2923087U patent/JPH0449244Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63141273U (en]) | 1988-09-16 |
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