JPH0378449B2 - - Google Patents
Info
- Publication number
- JPH0378449B2 JPH0378449B2 JP62258150A JP25815087A JPH0378449B2 JP H0378449 B2 JPH0378449 B2 JP H0378449B2 JP 62258150 A JP62258150 A JP 62258150A JP 25815087 A JP25815087 A JP 25815087A JP H0378449 B2 JPH0378449 B2 JP H0378449B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- dredging
- ballast
- frame
- diffusion prevention
- 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
- 239000012528 membrane Substances 0.000 claims description 70
- 238000009792 diffusion process Methods 0.000 claims description 36
- 230000002265 prevention Effects 0.000 claims description 33
- 238000007667 floating Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25815087A JPH0197713A (ja) | 1987-10-12 | 1987-10-12 | 浚渫用汚濁拡散防止膜 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25815087A JPH0197713A (ja) | 1987-10-12 | 1987-10-12 | 浚渫用汚濁拡散防止膜 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0197713A JPH0197713A (ja) | 1989-04-17 |
JPH0378449B2 true JPH0378449B2 (fr) | 1991-12-13 |
Family
ID=17316218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP25815087A Granted JPH0197713A (ja) | 1987-10-12 | 1987-10-12 | 浚渫用汚濁拡散防止膜 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0197713A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4606769B2 (ja) * | 2004-03-18 | 2011-01-05 | 野田興業株式会社 | 浚渫汚濁防止枠 |
JP4938886B1 (ja) * | 2010-11-16 | 2012-05-23 | 若松港湾工業株式会社 | グラブ枠 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS557491A (en) * | 1978-06-30 | 1980-01-19 | Papenmeier France | Mandrel with pullinggin segment |
JPS5648423A (en) * | 1979-09-26 | 1981-05-01 | Taiyo Kogyo Kk | Dredging boat equipped with pollution dispersion prevention frame |
-
1987
- 1987-10-12 JP JP25815087A patent/JPH0197713A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS557491A (en) * | 1978-06-30 | 1980-01-19 | Papenmeier France | Mandrel with pullinggin segment |
JPS5648423A (en) * | 1979-09-26 | 1981-05-01 | Taiyo Kogyo Kk | Dredging boat equipped with pollution dispersion prevention frame |
Also Published As
Publication number | Publication date |
---|---|
JPH0197713A (ja) | 1989-04-17 |
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