JPH0354222B2 - - Google Patents

Info

Publication number
JPH0354222B2
JPH0354222B2 JP57176992A JP17699282A JPH0354222B2 JP H0354222 B2 JPH0354222 B2 JP H0354222B2 JP 57176992 A JP57176992 A JP 57176992A JP 17699282 A JP17699282 A JP 17699282A JP H0354222 B2 JPH0354222 B2 JP H0354222B2
Authority
JP
Japan
Prior art keywords
sand
pipe
water jet
water
ejector unit
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 - Lifetime
Application number
JP57176992A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5968443A (ja
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
Priority to JP17699282A priority Critical patent/JPS5968443A/ja
Publication of JPS5968443A publication Critical patent/JPS5968443A/ja
Publication of JPH0354222B2 publication Critical patent/JPH0354222B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
    • E02F5/104—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables for burying conduits or cables in trenches under water
    • E02F5/107—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables for burying conduits or cables in trenches under water using blowing-effect devices, e.g. jets
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
    • E02F5/104—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables for burying conduits or cables in trenches under water

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
JP17699282A 1982-10-09 1982-10-09 ウォーターエゼクターユニット Granted JPS5968443A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17699282A JPS5968443A (ja) 1982-10-09 1982-10-09 ウォーターエゼクターユニット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17699282A JPS5968443A (ja) 1982-10-09 1982-10-09 ウォーターエゼクターユニット

Publications (2)

Publication Number Publication Date
JPS5968443A JPS5968443A (ja) 1984-04-18
JPH0354222B2 true JPH0354222B2 (enExample) 1991-08-19

Family

ID=16023285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17699282A Granted JPS5968443A (ja) 1982-10-09 1982-10-09 ウォーターエゼクターユニット

Country Status (1)

Country Link
JP (1) JPS5968443A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0624436Y2 (ja) * 1987-11-18 1994-06-29 東燃株式会社 パイプライン用水中掘削機
FR2714919B1 (fr) * 1994-01-07 1996-03-29 Coflexip Dispositif de comblement d'une tranchée creusée dans le fond sous-marin pour recouvrir une canalisation déposée dans ladite tranchée.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5550547A (en) * 1978-10-11 1980-04-12 Hitachi Ltd Method for manufacturing cap of annular fluorescent lamp

Also Published As

Publication number Publication date
JPS5968443A (ja) 1984-04-18

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