FR63972E - Method and device for releasing valves and unblocking dams - Google Patents

Method and device for releasing valves and unblocking dams

Info

Publication number
FR63972E
FR63972E FR63972DA FR63972E FR 63972 E FR63972 E FR 63972E FR 63972D A FR63972D A FR 63972DA FR 63972 E FR63972 E FR 63972E
Authority
FR
France
Prior art keywords
unblocking
dams
releasing valves
valves
releasing
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
Other languages
French (fr)
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.)
ENTPR S GENERALES ET DE TRAVAU
Original Assignee
ENTPR S GENERALES ET DE TRAVAU
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 ENTPR S GENERALES ET DE TRAVAU filed Critical ENTPR S GENERALES ET DE TRAVAU
Application granted granted Critical
Publication of FR63972E publication Critical patent/FR63972E/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9206—Digging devices using blowing effect only, like jets or propellers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
    • E02B8/02—Sediment base gates; Sand sluices; Structures for retaining arresting waterborne material
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
    • E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
    • E02F3/9231—Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
FR63972D 1953-04-22 1953-04-22 Method and device for releasing valves and unblocking dams Expired FR63972E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR63972T 1953-04-22

Publications (1)

Publication Number Publication Date
FR63972E true FR63972E (en) 1955-10-14

Family

ID=8697130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR63972D Expired FR63972E (en) 1953-04-22 1953-04-22 Method and device for releasing valves and unblocking dams

Country Status (1)

Country Link
FR (1) FR63972E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9401861A (en) * 1994-11-08 1996-06-03 Hollandsche Betongroep Nv Method of removing soil, in particular of extracting sand, and a breach mole to be used with this method
EP1800767A3 (en) * 2005-12-21 2008-08-06 Nukem Limited Sludge removal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9401861A (en) * 1994-11-08 1996-06-03 Hollandsche Betongroep Nv Method of removing soil, in particular of extracting sand, and a breach mole to be used with this method
EP1800767A3 (en) * 2005-12-21 2008-08-06 Nukem Limited Sludge removal

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