KR860008007U - Drainage treatment device for harbor water - Google Patents
Drainage treatment device for harbor waterInfo
- Publication number
- KR860008007U KR860008007U KR2019840014373U KR840014373U KR860008007U KR 860008007 U KR860008007 U KR 860008007U KR 2019840014373 U KR2019840014373 U KR 2019840014373U KR 840014373 U KR840014373 U KR 840014373U KR 860008007 U KR860008007 U KR 860008007U
- Authority
- KR
- South Korea
- Prior art keywords
- treatment device
- drainage treatment
- harbor water
- harbor
- water
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019840014373U KR860002040Y1 (en) | 1984-12-29 | 1984-12-29 | Provision for treatment of pit water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019840014373U KR860002040Y1 (en) | 1984-12-29 | 1984-12-29 | Provision for treatment of pit water |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860008007U true KR860008007U (en) | 1986-07-21 |
KR860002040Y1 KR860002040Y1 (en) | 1986-08-20 |
Family
ID=70158417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019840014373U KR860002040Y1 (en) | 1984-12-29 | 1984-12-29 | Provision for treatment of pit water |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR860002040Y1 (en) |
-
1984
- 1984-12-29 KR KR2019840014373U patent/KR860002040Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR860002040Y1 (en) | 1986-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19980721 Year of fee payment: 13 |
|
LAPS | Lapse due to unpaid annual fee |