AU4780372A - Improvements in or relating to sand dredging - Google Patents

Improvements in or relating to sand dredging

Info

Publication number
AU4780372A
AU4780372A AU47803/72A AU4780372A AU4780372A AU 4780372 A AU4780372 A AU 4780372A AU 47803/72 A AU47803/72 A AU 47803/72A AU 4780372 A AU4780372 A AU 4780372A AU 4780372 A AU4780372 A AU 4780372A
Authority
AU
Australia
Prior art keywords
relating
sand dredging
dredging
sand
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
AU47803/72A
Other versions
AU471775B2 (en
Inventor
FRANCISCUS MEINARDUS ANDREAE and GERARD HUKKERI JOHANNES
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.)
Baggermaatschappij Boskalis BV
Original Assignee
Baggermaatschappij Boskalis BV
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 Baggermaatschappij Boskalis BV filed Critical Baggermaatschappij Boskalis BV
Publication of AU4780372A publication Critical patent/AU4780372A/en
Application granted granted Critical
Publication of AU471775B2 publication Critical patent/AU471775B2/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
    • E02F3/8833—Floating installations
    • 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
    • E02F3/92—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
    • 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
    • E02F3/9243—Passive suction heads with no mechanical cutting means
    • E02F3/925—Passive suction heads with no mechanical cutting means with jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
AU47808/72A 1971-10-15 1972-10-16 Polymines with imide groups Expired AU471775B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL7114213A NL165248C (en) 1971-10-15 1971-10-15 METHOD FOR EXTRACTING SAND UNDER COHESIVE FOUNDATIONS AND DREDGING VESSEL FOR APPLYING THAT METHOD
NLNL7114213 1971-10-15
FRFR7137311 1971-10-18

Publications (2)

Publication Number Publication Date
AU4780372A true AU4780372A (en) 1974-04-26
AU471775B2 AU471775B2 (en) 1976-05-06

Family

ID=19814271

Family Applications (1)

Application Number Title Priority Date Filing Date
AU47808/72A Expired AU471775B2 (en) 1971-10-15 1972-10-16 Polymines with imide groups

Country Status (6)

Country Link
AU (1) AU471775B2 (en)
BE (1) BE789961A (en)
DE (1) DE2249888C2 (en)
FR (1) FR2156402B3 (en)
GB (1) GB1398606A (en)
NL (1) NL165248C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0029469B1 (en) * 1979-11-15 1984-03-21 Ballast-Nedam Groep N.V. A method of dredging and dredging implement
NL8104293A (en) * 1981-09-17 1983-04-18 Ihc Holland Nv Method for vacuuming soil or sludge with a suction extractor as well as a suction extractor for applying the method.
GB2138052A (en) * 1983-04-07 1984-10-17 Valtion Polttoainekesus A method of extracting peat from moss and equipment for carrying out the method
EA200601301A1 (en) * 2006-06-23 2007-02-27 Владимир Васильевич Мельников AGRICULTURAL DRUM

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968932C (en) * 1947-09-19 1958-04-10 Karl Wildi Hydraulic jet device for mining and conveying minerals, sands, gravel, slurries, etc.

Also Published As

Publication number Publication date
DE2249888C2 (en) 1983-11-10
AU471775B2 (en) 1976-05-06
FR2156402B3 (en) 1975-11-28
NL7114213A (en) 1973-04-17
NL165248C (en) 1981-03-16
FR2156402A1 (en) 1973-05-25
NL165248B (en) 1980-10-15
GB1398606A (en) 1975-06-25
BE789961A (en) 1973-04-11
DE2249888A1 (en) 1973-04-19

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