NL176800C - Dredging device for dredging tubers from the seabed. - Google Patents

Dredging device for dredging tubers from the seabed.

Info

Publication number
NL176800C
NL176800C NLAANVRAGE7308478,A NL7308478A NL176800C NL 176800 C NL176800 C NL 176800C NL 7308478 A NL7308478 A NL 7308478A NL 176800 C NL176800 C NL 176800C
Authority
NL
Netherlands
Prior art keywords
dredging
tubers
seabed
dredging device
dredging tubers
Prior art date
Application number
NLAANVRAGE7308478,A
Other languages
Dutch (nl)
Other versions
NL7308478A (en
NL176800B (en
Original Assignee
Alsthom Cgee
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 Alsthom Cgee filed Critical Alsthom Cgee
Publication of NL7308478A publication Critical patent/NL7308478A/xx
Publication of NL176800B publication Critical patent/NL176800B/en
Application granted granted Critical
Publication of NL176800C publication Critical patent/NL176800C/en

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
    • E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
    • 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
    • E02F3/9237—Suction wheels with axis of rotation in transverse direction of the longitudinal axis of the suction pipe
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C50/00—Obtaining minerals from underwater, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Pusher Or Impeller Conveyors (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Underground Or Underwater Handling Of Building Materials (AREA)
NLAANVRAGE7308478,A 1972-06-20 1973-06-19 Dredging device for dredging tubers from the seabed. NL176800C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7222119A FR2189587B1 (en) 1972-06-20 1972-06-20

Publications (3)

Publication Number Publication Date
NL7308478A NL7308478A (en) 1973-12-27
NL176800B NL176800B (en) 1985-01-02
NL176800C true NL176800C (en) 1985-06-03

Family

ID=9100443

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7308478,A NL176800C (en) 1972-06-20 1973-06-19 Dredging device for dredging tubers from the seabed.

Country Status (11)

Country Link
US (1) US3829160A (en)
JP (1) JPS5531857B2 (en)
AU (1) AU475514B2 (en)
BE (1) BE800753A (en)
CA (1) CA979027A (en)
DE (1) DE2331487C2 (en)
ES (1) ES416127A1 (en)
FR (1) FR2189587B1 (en)
GB (1) GB1425414A (en)
NL (1) NL176800C (en)
ZA (1) ZA733888B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4040667A (en) * 1974-08-16 1977-08-09 Hans Tax Apparatus for recovering particulate material from the sea bottom
US3988843A (en) * 1974-12-11 1976-11-02 The International Nickel Company, Inc. Mining transition chamber
US3972566A (en) * 1975-03-04 1976-08-03 The International Nickel Company, Inc. Solids concentrator
US4232903A (en) * 1978-12-28 1980-11-11 Lockheed Missiles & Space Co., Inc. Ocean mining system and process
US4346937A (en) * 1980-06-02 1982-08-31 Deepsea Ventures, Inc. Dredging apparatus including suction nozzles
DE3429202C1 (en) * 1984-08-08 1986-01-09 Preussag Ag, 3000 Hannover Und 1000 Berlin Device for picking up manganese nodules or the like from the sea floor
GB8625749D0 (en) * 1986-10-28 1986-12-03 Wakefield A W Cutting device
US9951496B2 (en) * 2011-03-18 2018-04-24 Susanne F. Vaughan Systems and methods for harvesting natural gas from underwater clathrate hydrate deposits
BE1020785A5 (en) * 2012-07-06 2014-05-06 Baggerwerken Decloedt En Zoon DEVICE AND METHOD FOR Dredging BOTTOM MATERIAL UNDER WATER.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2015894A1 (en) * 1970-04-03 1971-10-14 Deutsche Babcock & Wilcox Ag, 4200 Oberhausen Underwater lap device

Also Published As

Publication number Publication date
FR2189587A1 (en) 1974-01-25
US3829160A (en) 1974-08-13
NL7308478A (en) 1973-12-27
AU475514B2 (en) 1976-08-26
JPS5531857B2 (en) 1980-08-21
AU5687573A (en) 1974-12-19
CA979027A (en) 1975-12-02
JPS4985835A (en) 1974-08-16
FR2189587B1 (en) 1974-10-25
BE800753A (en) 1973-12-12
DE2331487A1 (en) 1974-01-10
GB1425414A (en) 1976-02-18
NL176800B (en) 1985-01-02
DE2331487C2 (en) 1982-12-30
ES416127A1 (en) 1976-03-01
ZA733888B (en) 1974-09-25

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee