FR2377521B1 - - Google Patents

Info

Publication number
FR2377521B1
FR2377521B1 FR7701287A FR7701287A FR2377521B1 FR 2377521 B1 FR2377521 B1 FR 2377521B1 FR 7701287 A FR7701287 A FR 7701287A FR 7701287 A FR7701287 A FR 7701287A FR 2377521 B1 FR2377521 B1 FR 2377521B1
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
Application number
FR7701287A
Other languages
French (fr)
Other versions
FR2377521A1 (en
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7701287A priority Critical patent/FR2377521A1/en
Publication of FR2377521A1 publication Critical patent/FR2377521A1/en
Application granted granted Critical
Publication of FR2377521B1 publication Critical patent/FR2377521B1/fr
Granted 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
    • E02F3/8858—Submerged units
    • E02F3/8866—Submerged units self propelled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/34—Diving chambers with mechanical link, e.g. cable, to a base
    • B63C11/36—Diving chambers with mechanical link, e.g. cable, to a base of closed type
    • B63C11/40—Diving chambers with mechanical link, e.g. cable, to a base of closed type adapted to specific work
    • 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
    • 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
    • E02F3/905—Manipulating or supporting suction pipes or ladders; Mechanical supports or floaters therefor; pipe joints for suction pipes
    • 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
    • E02F3/907—Measuring or control devices, e.g. control units, detection means or sensors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F7/00—Equipment for conveying or separating excavated material
    • E02F7/04—Loading devices mounted on a dredger or an excavator hopper dredgers, also equipment for unloading the hopper
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/06—Floating substructures as supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C50/00—Obtaining minerals from underwater, not otherwise provided for
FR7701287A 1977-01-18 1977-01-18 Submarine nodule pick=up machine - has scoop and screw conveyor to transfer nodules into internal storage chamber with weight compensating system Granted FR2377521A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7701287A FR2377521A1 (en) 1977-01-18 1977-01-18 Submarine nodule pick=up machine - has scoop and screw conveyor to transfer nodules into internal storage chamber with weight compensating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7701287A FR2377521A1 (en) 1977-01-18 1977-01-18 Submarine nodule pick=up machine - has scoop and screw conveyor to transfer nodules into internal storage chamber with weight compensating system

Publications (2)

Publication Number Publication Date
FR2377521A1 FR2377521A1 (en) 1978-08-11
FR2377521B1 true FR2377521B1 (en) 1982-07-02

Family

ID=9185605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701287A Granted FR2377521A1 (en) 1977-01-18 1977-01-18 Submarine nodule pick=up machine - has scoop and screw conveyor to transfer nodules into internal storage chamber with weight compensating system

Country Status (1)

Country Link
FR (1) FR2377521A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103917747A (en) * 2011-10-03 2014-07-09 海洋能源勘探国际有限责任公司 A method of recovering a deposit from the sea bed

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455162A1 (en) * 1979-04-27 1980-11-21 Commissariat Energie Atomique SUBSEA VEHICLE FOR DREDGING AND LIFT OF LARGE DEPTH MINERALS
GB2297777A (en) * 1995-02-07 1996-08-14 Hollandsche Betongroep Nv Underwater excavation apparatus
NL9500228A (en) * 1995-02-07 1996-09-02 Hollandsche Betongroep Nv Arrangement for generating a local water flow
GB9807070D0 (en) * 1998-04-01 1998-06-03 Seabed Impeller Levelling And Dredging apparatus
AU2001258558A1 (en) * 2000-05-31 2001-12-11 Soil Machine Dynamics Limited Underwater earth moving machine
AU2001258551A1 (en) * 2000-05-31 2001-12-11 Soil Machine Dynamics Limited Underwater remotely operated vehicle
GB2444259B (en) * 2006-11-29 2011-03-02 Rotech Holdings Ltd Improvements in and relating to underwater excavation apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103917747A (en) * 2011-10-03 2014-07-09 海洋能源勘探国际有限责任公司 A method of recovering a deposit from the sea bed

Also Published As

Publication number Publication date
FR2377521A1 (en) 1978-08-11

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Legal Events

Date Code Title Description
ST Notification of lapse