FR2061447A5 - - Google Patents

Info

Publication number
FR2061447A5
FR2061447A5 FR7033415A FR7033415A FR2061447A5 FR 2061447 A5 FR2061447 A5 FR 2061447A5 FR 7033415 A FR7033415 A FR 7033415A FR 7033415 A FR7033415 A FR 7033415A FR 2061447 A5 FR2061447 A5 FR 2061447A5
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
FR7033415A
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij 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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of FR2061447A5 publication Critical patent/FR2061447A5/fr
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
    • E02F3/9212—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
    • E02F3/8858—Submerged units
FR7033415A 1969-09-17 1970-09-15 Expired FR2061447A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2213169 1969-09-17

Publications (1)

Publication Number Publication Date
FR2061447A5 true FR2061447A5 (en) 1971-06-18

Family

ID=11191947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7033415A Expired FR2061447A5 (en) 1969-09-17 1970-09-15

Country Status (5)

Country Link
US (1) US3706142A (en)
DE (3) DE1961328A1 (en)
FR (1) FR2061447A5 (en)
GB (1) GB1328211A (en)
NL (1) NL7013597A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693220A1 (en) * 1992-07-06 1994-01-07 Sacavi Sa Remote controlled hydraulically powered sewer cleaning method - uses tracked vehicle with front mounted cutter/grinder and outlet pipe discharging into barge with data collectors mounted on front above suction pipe

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897639A (en) * 1971-02-08 1975-08-05 Redpath Dorman Long North Sea Vehicle for underwater excavation beneath a structure
JPS5238323B2 (en) * 1971-12-27 1977-09-28
GB1398983A (en) * 1972-05-18 1975-06-25 British Gas Corp Excavating machines
US3905137A (en) * 1974-02-21 1975-09-16 Caterpillar Tractor Co Underwater tractor and implement therefor
US3907366A (en) * 1974-08-11 1975-09-23 David R Pender Method and apparatus for mining coal or other solids in flooded mines
US4596493A (en) * 1983-11-07 1986-06-24 Martech International, Inc. Apparatus and method for the performance of work on submerged articles
US4642919A (en) * 1985-03-01 1987-02-17 Barrett, Haentjens & Co. Submersible sludge removing apparatus
GB8802907D0 (en) * 1988-02-09 1988-03-09 Burring P J Wing dredger
JPH0253693A (en) * 1988-08-13 1990-02-22 Sakagami Masao Undersea operation system
AU640081B2 (en) * 1991-12-26 1993-08-12 Shinko Jyuki Co., Ltd Working machine
US6550162B2 (en) 2000-03-23 2003-04-22 Robert E. Price Sediment removal system
US20100083542A1 (en) * 2008-10-07 2010-04-08 Powers James M Remotely operated submerged dredging system
GB2495286B (en) * 2011-10-03 2015-11-04 Marine Resources Exploration Internat Bv A method of recovering a deposit from the sea bed
US11255024B2 (en) 2019-06-18 2022-02-22 Linton Crystal Technologies Corp. Seed lifting and rotating system for use in crystal growth
US11891721B2 (en) 2020-12-09 2024-02-06 Linton Kayex Technology Co., Ltd Spool-balanced seed lift

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US516066A (en) * 1894-03-06 Dredg ing-machine
US813935A (en) * 1904-08-01 1906-02-27 Thaddeus Avery Jr Submarine dredge.
US826868A (en) * 1905-08-09 1906-07-24 Santiago Neves Submarine vessel.
US885930A (en) * 1907-08-10 1908-04-28 Simon Lake Dredging apparatus.
FR997304A (en) * 1945-07-06 1952-01-04 Further training in dredging devices and the like
US2762136A (en) * 1953-01-02 1956-09-11 Bell Leroy Hydraulic dredge ladder
GB974458A (en) * 1962-10-17
DK108902C (en) * 1963-05-27 1968-02-19 Christiani & Nielsen As Excavator for underwater work.
GB1227342A (en) * 1967-03-31 1971-04-07

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693220A1 (en) * 1992-07-06 1994-01-07 Sacavi Sa Remote controlled hydraulically powered sewer cleaning method - uses tracked vehicle with front mounted cutter/grinder and outlet pipe discharging into barge with data collectors mounted on front above suction pipe

Also Published As

Publication number Publication date
DE1961328A1 (en) 1971-04-01
DE1966051A1 (en) 1971-04-22
NL7013597A (en) 1971-03-19
GB1328211A (en) 1973-08-30
DE1966052A1 (en) 1971-04-22
US3706142A (en) 1972-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse