JPS572879B2 - - Google Patents

Info

Publication number
JPS572879B2
JPS572879B2 JP14337473A JP14337473A JPS572879B2 JP S572879 B2 JPS572879 B2 JP S572879B2 JP 14337473 A JP14337473 A JP 14337473A JP 14337473 A JP14337473 A JP 14337473A JP S572879 B2 JPS572879 B2 JP S572879B2
Authority
JP
Japan
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
JP14337473A
Other languages
Japanese (ja)
Other versions
JPS49101202A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS49101202A publication Critical patent/JPS49101202A/ja
Publication of JPS572879B2 publication Critical patent/JPS572879B2/ja
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
    • E02F3/9243—Passive suction heads with no mechanical cutting means
    • 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)
  • 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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)
JP14337473A 1972-12-21 1973-12-21 Expired JPS572879B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00317166A US3802740A (en) 1972-12-21 1972-12-21 Concentration of minerals

Publications (2)

Publication Number Publication Date
JPS49101202A JPS49101202A (enrdf_load_stackoverflow) 1974-09-25
JPS572879B2 true JPS572879B2 (enrdf_load_stackoverflow) 1982-01-19

Family

ID=23232412

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14337473A Expired JPS572879B2 (enrdf_load_stackoverflow) 1972-12-21 1973-12-21

Country Status (6)

Country Link
US (1) US3802740A (enrdf_load_stackoverflow)
JP (1) JPS572879B2 (enrdf_load_stackoverflow)
CA (1) CA994819A (enrdf_load_stackoverflow)
DE (1) DE2363048A1 (enrdf_load_stackoverflow)
FR (1) FR2211587B1 (enrdf_load_stackoverflow)
GB (1) GB1405997A (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975054A (en) * 1974-12-11 1976-08-17 The International Nickel Company, Inc. Undersea mining and separating vehicle having motor-powered water jet
US3988843A (en) * 1974-12-11 1976-11-02 The International Nickel Company, Inc. Mining transition chamber
US4147390A (en) * 1975-08-06 1979-04-03 Union Miniere S.A. Nodule dredging apparatus and process
JPS5243704A (en) * 1975-10-02 1977-04-06 Sumitomo Metal Mining Co Device for picking up ore on water bottom
US4070061A (en) * 1976-07-09 1978-01-24 Union Miniere Method and apparatus for collecting mineral aggregates from sea beds
JPS53100101A (en) * 1977-02-15 1978-09-01 Mitsubishi Heavy Ind Ltd Sea bottom mineral collecting device
JPS56119095A (en) * 1980-02-22 1981-09-18 Kogyo Gijutsuin Device for collecting mineral nodule distributing on surface of deposit layer of sea bottom
RU2150004C1 (ru) * 1999-03-09 2000-05-27 Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (Технический университет) Самоходная тележка для сбора конкреций в условиях дна мирового океана
RU2165021C1 (ru) * 1999-09-14 2001-04-10 Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (Технический университет) Установка для сбора полезных ископаемых с поверхности морского дна
GB0623450D0 (en) 2006-11-24 2007-01-03 Drabble Ray Faunal friendly dredging system
BE1017861A3 (nl) * 2007-11-29 2009-09-01 Dredging Int Sleepkop van een sleephopperzuiger en werkwijze voor het baggeren met behulp van deze sleepkop.
GB2515890B (en) * 2014-05-12 2015-06-17 Barrnon Ltd Apparatus for the removal of sludge
CN106869211A (zh) * 2017-04-06 2017-06-20 中交天津航道局有限公司 一种绞吸船开挖珊瑚浅区的施工方法
CN109026007B (zh) * 2018-08-30 2023-12-01 中南大学 一种适用于稀软底质的海底行走机构
WO2020172434A1 (en) * 2019-02-20 2020-08-27 Deep Reach Technology, Inc. Methods for reducing sediment plume in deepsea nodule mining

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588174A (en) * 1969-08-01 1971-06-28 Tetra Tech Collector assembly for deep sea mining
DE2015894A1 (de) * 1970-04-03 1971-10-14 Deutsche Babcock & Wilcox Ag, 4200 Oberhausen Unterwasserschurfgerat

Also Published As

Publication number Publication date
US3802740A (en) 1974-04-09
GB1405997A (en) 1975-09-10
JPS49101202A (enrdf_load_stackoverflow) 1974-09-25
DE2363048A1 (de) 1974-07-04
FR2211587B1 (enrdf_load_stackoverflow) 1981-04-30
CA994819A (en) 1976-08-10
FR2211587A1 (enrdf_load_stackoverflow) 1974-07-19

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