FR2439845A1 - Procede pour empecher des meduses de penetrer dans une baignade - Google Patents

Procede pour empecher des meduses de penetrer dans une baignade

Info

Publication number
FR2439845A1
FR2439845A1 FR7830300A FR7830300A FR2439845A1 FR 2439845 A1 FR2439845 A1 FR 2439845A1 FR 7830300 A FR7830300 A FR 7830300A FR 7830300 A FR7830300 A FR 7830300A FR 2439845 A1 FR2439845 A1 FR 2439845A1
Authority
FR
France
Prior art keywords
screen
air bubbles
float
jellyfish
straddled
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.)
Granted
Application number
FR7830300A
Other languages
English (en)
Other versions
FR2439845B3 (fr
Inventor
Lars Borje Staffan Fors
Bo Lennart Verner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Atlas Copco AB filed Critical Atlas Copco AB
Priority to FR7830300A priority Critical patent/FR2439845A1/fr
Publication of FR2439845A1 publication Critical patent/FR2439845A1/fr
Application granted granted Critical
Publication of FR2439845B3 publication Critical patent/FR2439845B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • 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)

Abstract

UNE BARRIERE COMPRENANT UNE CLOISON 2 ET DEUX TUBES 1 POUR AMENER A L'EAU DE L'AIR COMPRIME DE CHAQUE COTE DE LA CLOISON SONT FIXES AU FOND 11 DE L'EAU. LES BULLES D'AIR MONTANT DEPUIS CES TUBES ET LE COURANT D'EAU AINSI CREE ENTRAINENT LES MEDUSES VERS LA SURFACE ET LES ECARTENT DE LA BARRIERE.
FR7830300A 1978-10-25 1978-10-25 Procede pour empecher des meduses de penetrer dans une baignade Granted FR2439845A1 (fr)

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 true FR2439845A1 (fr) 1980-05-23
FR2439845B3 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)

Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2439845B3 (fr) 1981-07-03

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