NL164921B - AT LEAST ABOUT VERTICAL SAND DRAINAGE. - Google Patents
AT LEAST ABOUT VERTICAL SAND DRAINAGE.Info
- Publication number
- NL164921B NL164921B NL7704461.A NL7704461A NL164921B NL 164921 B NL164921 B NL 164921B NL 7704461 A NL7704461 A NL 7704461A NL 164921 B NL164921 B NL 164921B
- Authority
- NL
- Netherlands
- Prior art keywords
- vertical sand
- sand drainage
- drainage
- vertical
- sand
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7704461.A NL164921C (en) | 1977-04-22 | 1977-04-22 | AT LEAST ABOUT VERTICAL SAND DRAINAGE. |
SE7804178A SE7804178L (en) | 1977-04-22 | 1978-04-13 | SAND DRAINAGE AND WAY TO PLACE THE SAME |
DE19782817252 DE2817252A1 (en) | 1977-04-22 | 1978-04-20 | Sand drainage device for dewatering ground strata - has corrugated perforated drainage tubes with lateral long thin wings (NL 24.10.78) |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7704461.A NL164921C (en) | 1977-04-22 | 1977-04-22 | AT LEAST ABOUT VERTICAL SAND DRAINAGE. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7704461A NL7704461A (en) | 1978-10-24 |
NL164921B true NL164921B (en) | 1980-09-15 |
NL164921C NL164921C (en) | 1981-02-16 |
Family
ID=19828423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7704461.A NL164921C (en) | 1977-04-22 | 1977-04-22 | AT LEAST ABOUT VERTICAL SAND DRAINAGE. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2817252A1 (en) |
NL (1) | NL164921C (en) |
SE (1) | SE7804178L (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4411555A (en) * | 1979-07-17 | 1983-10-25 | Minvielle Monique L | Draining, irrigating and dispersing mass |
SE436908B (en) * | 1984-03-09 | 1985-01-28 | Oleg Wager | VERTIKALDREN |
AU5641894A (en) * | 1993-05-17 | 1994-11-24 | Allan Wesley Ah Shay | An article and method for aerating and/or draining the soil |
WO2008139430A2 (en) * | 2007-05-16 | 2008-11-20 | Geobiotics Llc | Drainage system for aerated heap leaching comprising perforated flat tubes |
-
1977
- 1977-04-22 NL NL7704461.A patent/NL164921C/en active
-
1978
- 1978-04-13 SE SE7804178A patent/SE7804178L/en unknown
- 1978-04-20 DE DE19782817252 patent/DE2817252A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
NL7704461A (en) | 1978-10-24 |
DE2817252A1 (en) | 1978-11-02 |
SE7804178L (en) | 1978-10-23 |
NL164921C (en) | 1981-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
VJC | Lapsed due to non-payment of the due maintenance fee for the patent or patent application |