FR2439845B3 - - Google Patents
Info
- Publication number
- FR2439845B3 FR2439845B3 FR7830300A FR7830300A FR2439845B3 FR 2439845 B3 FR2439845 B3 FR 2439845B3 FR 7830300 A FR7830300 A FR 7830300A FR 7830300 A FR7830300 A FR 7830300A FR 2439845 B3 FR2439845 B3 FR 2439845B3
- Authority
- FR
- France
- 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
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/003—Mechanically induced gas or liquid streams in seas, lakes or water-courses for forming weirs or breakwaters; making or keeping water surfaces free from ice, aerating or circulating water, e.g. screens of air-bubbles against sludge formation or salt water entry, pump-assisted water circulation
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/006—Arresting, diverting or chasing away fish in water-courses or water intake ducts, seas or lakes, e.g. fish barrages, deterrent devices ; Devices for cleaning fish barriers
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H4/00—Swimming or splash baths or pools
- E04H4/06—Safety devices; Coverings for baths
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/08—Devices for reducing the polluted area with or without additional devices for removing the material
- E02B15/0814—Devices for reducing the polluted area with or without additional devices for removing the material with underwater curtains
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Devices For Medical Bathing And Washing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7830300A FR2439845A1 (fr) | 1978-10-25 | 1978-10-25 | Procede pour empecher des meduses de penetrer dans une baignade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7830300A FR2439845A1 (fr) | 1978-10-25 | 1978-10-25 | Procede pour empecher des meduses de penetrer dans une baignade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2439845A1 FR2439845A1 (fr) | 1980-05-23 |
| FR2439845B3 true FR2439845B3 (fr) | 1981-07-03 |
Family
ID=9214131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7830300A Granted FR2439845A1 (fr) | 1978-10-25 | 1978-10-25 | Procede pour empecher des meduses de penetrer dans une baignade |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2439845A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846776A (zh) * | 2015-05-14 | 2015-08-19 | 中交四航局第二工程有限公司 | 一种采用气幕式防波堤进行堤头施工防护的方法 |
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1978
- 1978-10-25 FR FR7830300A patent/FR2439845A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2439845A1 (fr) | 1980-05-23 |