GB1551926A - Process and apparatus for collecting nodules resting on or partly buried in the upper layers of a surface beneath water - Google Patents

Process and apparatus for collecting nodules resting on or partly buried in the upper layers of a surface beneath water

Info

Publication number
GB1551926A
GB1551926A GB3230376A GB3230376A GB1551926A GB 1551926 A GB1551926 A GB 1551926A GB 3230376 A GB3230376 A GB 3230376A GB 3230376 A GB3230376 A GB 3230376A GB 1551926 A GB1551926 A GB 1551926A
Authority
GB
United Kingdom
Prior art keywords
resting
upper layers
surface beneath
partly buried
beneath water
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
GB3230376A
Other languages
English (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.)
Umicore NV SA
Original Assignee
Union Miniere NV SA
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 Union Miniere NV SA filed Critical Union Miniere NV SA
Publication of GB1551926A publication Critical patent/GB1551926A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C50/00—Obtaining minerals from underwater, not otherwise provided for
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Farming Of Fish And Shellfish (AREA)
GB3230376A 1975-08-06 1976-08-03 Process and apparatus for collecting nodules resting on or partly buried in the upper layers of a surface beneath water Expired GB1551926A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU73155A LU73155A1 (enrdf_load_stackoverflow) 1975-08-06 1975-08-06

Publications (1)

Publication Number Publication Date
GB1551926A true GB1551926A (en) 1979-09-05

Family

ID=19728018

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3230376A Expired GB1551926A (en) 1975-08-06 1976-08-03 Process and apparatus for collecting nodules resting on or partly buried in the upper layers of a surface beneath water

Country Status (9)

Country Link
JP (1) JPS5238401A (enrdf_load_stackoverflow)
AU (2) AU1666676A (enrdf_load_stackoverflow)
BE (1) BE844895A (enrdf_load_stackoverflow)
CA (1) CA1054165A (enrdf_load_stackoverflow)
DE (1) DE2635362C3 (enrdf_load_stackoverflow)
FR (1) FR2320393A1 (enrdf_load_stackoverflow)
GB (1) GB1551926A (enrdf_load_stackoverflow)
LU (1) LU73155A1 (enrdf_load_stackoverflow)
NL (1) NL7608754A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178778A (en) * 1985-08-03 1987-02-18 Stanley Francis Ibbetson Trawl device
ES2142766A1 (es) * 1998-07-08 2000-04-16 Univ Valencia Politecnica Rastrillo para la extraccion de moluscos bivalvos.
GB2543499A (en) * 2015-10-19 2017-04-26 Connolly James Dredging apparatus for harvesting shellfish

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4178704A (en) * 1977-11-01 1979-12-18 Deepsea Ventures, Inc. Suction nozzle dredge head
NL189476C (nl) * 1988-01-20 1993-04-16 Albert Pieter Berend Uiterwijk Inrichting voor het verwijderen van slib en dergelijke afzettingen van de bodem van een water.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178778A (en) * 1985-08-03 1987-02-18 Stanley Francis Ibbetson Trawl device
ES2142766A1 (es) * 1998-07-08 2000-04-16 Univ Valencia Politecnica Rastrillo para la extraccion de moluscos bivalvos.
GB2543499A (en) * 2015-10-19 2017-04-26 Connolly James Dredging apparatus for harvesting shellfish
GB2543499B (en) * 2015-10-19 2018-03-28 Connolly James Dredging apparatus for harvesting shellfish

Also Published As

Publication number Publication date
CA1054165A (fr) 1979-05-08
BE844895A (fr) 1977-02-07
FR2320393A1 (fr) 1977-03-04
DE2635362B2 (de) 1979-02-15
LU73155A1 (enrdf_load_stackoverflow) 1977-04-13
DE2635362A1 (de) 1977-02-10
DE2635362C3 (de) 1979-10-04
AU512169B2 (en) 1980-09-25
NL7608754A (nl) 1977-02-08
AU1666676A (en) 1978-02-09
JPS5238401A (en) 1977-03-25

Similar Documents

Publication Publication Date Title
PT67239A (en) A method and apparatus in the treatment of underwater surface of fixed or floating constructions
GB1548973A (en) Surface defect detecting device
GB1542687A (en) Method and device for collecting matter floating on a liquid surface
PT66535A (en) Process and apparatus for manufacturing composite surface elements
GB1540075A (en) Apparatus and a method of determining the shape of a surface
EG12915A (en) Apparatus for trating the top of a horizontal or inclined surface
GB1551926A (en) Process and apparatus for collecting nodules resting on or partly buried in the upper layers of a surface beneath water
JPS5294379A (en) Process and apparatus for covering board surface with secondary layer
GB1547825A (en) Method for the automatic location of particular zones of a surface and apparatus for the application of said method
JPS5328526A (en) Process and apparatus for producing steel pipe having zenccplated outer surface
ZA764218B (en) Apparatus for removing a surface layer from a liquid
JPS5377208A (en) Process and apparatus for making roofing clay tiles
ZA732594B (en) Method and apparatus for the winning of slate
JPS5249633A (en) Asphalt surface repairing method
GB1557456A (en) Apparatus and methods for testing surface layers
JPS5340968A (en) Apparatus for detecting surface and bottom of cans and aligning the same
GB1538743A (en) Method and apparatus for burying a pipeline in the bottom of a body of water
JPS531912A (en) Method of and apparatus for improving surface of poor subsoil
JPS5244394A (en) Method and device for producing heavy water
JPS5558905A (en) Surface grinding method and device for executing said method
JPS5756506A (en) Method and apparatus for applying embossed pattern to garment or the like
JPS51114331A (en) Carrying device for works in surface treatment equipment
JPS51137655A (en) Onnline roll surface lapping method
JPS52142632A (en) Surface hardening process for ferrous material
JPS535659A (en) Method of and apparatus for detecting discountinuous surface

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee