[go: up one dir, main page]

FR1501273A - Procédés et appareils acoustiques de dragage - Google Patents

Procédés et appareils acoustiques de dragage

Info

Publication number
FR1501273A
FR1501273A FR83703A FR83703A FR1501273A FR 1501273 A FR1501273 A FR 1501273A FR 83703 A FR83703 A FR 83703A FR 83703 A FR83703 A FR 83703A FR 1501273 A FR1501273 A FR 1501273A
Authority
FR
France
Prior art keywords
acoustic devices
dredging methods
dredging
methods
acoustic
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
Application number
FR83703A
Other languages
English (en)
Inventor
Albert George Bodine Jr
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 filed Critical
Priority to FR83703A priority Critical patent/FR1501273A/fr
Application granted granted Critical
Publication of FR1501273A publication Critical patent/FR1501273A/fr
Expired legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92Digging elements, e.g. suction heads
    • E02F3/9287Vibrating suction heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
FR83703A 1966-11-15 1966-11-15 Procédés et appareils acoustiques de dragage Expired FR1501273A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR83703A FR1501273A (fr) 1966-11-15 1966-11-15 Procédés et appareils acoustiques de dragage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR83703A FR1501273A (fr) 1966-11-15 1966-11-15 Procédés et appareils acoustiques de dragage

Publications (1)

Publication Number Publication Date
FR1501273A true FR1501273A (fr) 1967-11-10

Family

ID=8621034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR83703A Expired FR1501273A (fr) 1966-11-15 1966-11-15 Procédés et appareils acoustiques de dragage

Country Status (1)

Country Link
FR (1) FR1501273A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1015911A3 (nl) * 2004-02-19 2005-11-08 Dredeco Pty Ltd Sleepkop en hopperzuiger.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1015911A3 (nl) * 2004-02-19 2005-11-08 Dredeco Pty Ltd Sleepkop en hopperzuiger.

Similar Documents

Publication Publication Date Title
CH458447A (fr) Transducteur électro-acoustique
AT262401B (de) Lautsprecher
FR1511729A (fr) Procédés et appareils perfectionnés de cathétérisme
AT271590B (de) Akustischer Widerstand
BE756400A (fr) Enceinte acoustique
BE746956A (fr) Appareil de couplage acoustique
FR1501273A (fr) Procédés et appareils acoustiques de dragage
BR7019763D0 (pt) Dispositivo acustico
AT289183B (de) Grabenräumgerät
AT259012B (de) Akustische Verzögerungsleitung
BE763891Q (fr) Haut-parleurs perfectionnes
FR1507980A (fr) Appareil de reproduction sonore
FR1475918A (fr) Enceinte acoustique
FR1502708A (fr) Ondes autoportantes
FR1492550A (fr) Transducteur acoustique
FR1428916A (fr) Transducteur électroacoustique
CH470212A (de) Schwinggerät
FR1433577A (fr) Dispositif sonore
CH488100A (de) Entgiftungs- und Schalldämpfungsvorrichtung
FR1414531A (fr) Perfectionnements aux appareils gyrodynes et autogires
FR1492114A (fr) Reproducteur électro-acoustique
FR1533815A (fr) Agents anticryptogamiques et désherbants
FR1541056A (fr) Reproducteur acoustique simple
FR1479306A (fr) Ensemble transducteur
FR1519562A (fr) Appareils de reproduction microxérographique