JPH0297439U - - Google Patents

Info

Publication number
JPH0297439U
JPH0297439U JP505589U JP505589U JPH0297439U JP H0297439 U JPH0297439 U JP H0297439U JP 505589 U JP505589 U JP 505589U JP 505589 U JP505589 U JP 505589U JP H0297439 U JPH0297439 U JP H0297439U
Authority
JP
Japan
Prior art keywords
nozzle
suction nozzle
injection
backward
operating arm
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.)
Granted
Application number
JP505589U
Other languages
English (en)
Japanese (ja)
Other versions
JPH072733Y2 (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 JP505589U priority Critical patent/JPH072733Y2/ja
Publication of JPH0297439U publication Critical patent/JPH0297439U/ja
Application granted granted Critical
Publication of JPH072733Y2 publication Critical patent/JPH072733Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Air Transport Of Granular Materials (AREA)
JP505589U 1989-01-20 1989-01-20 真空吸引掘削機 Expired - Lifetime JPH072733Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP505589U JPH072733Y2 (ja) 1989-01-20 1989-01-20 真空吸引掘削機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP505589U JPH072733Y2 (ja) 1989-01-20 1989-01-20 真空吸引掘削機

Publications (2)

Publication Number Publication Date
JPH0297439U true JPH0297439U (US07922777-20110412-C00004.png) 1990-08-02
JPH072733Y2 JPH072733Y2 (ja) 1995-01-25

Family

ID=31208097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP505589U Expired - Lifetime JPH072733Y2 (ja) 1989-01-20 1989-01-20 真空吸引掘削機

Country Status (1)

Country Link
JP (1) JPH072733Y2 (US07922777-20110412-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003529689A (ja) * 2000-04-05 2003-10-07 ゲーテーオー−サブシー・アーエス 海中浚渫方法及び装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4466878B2 (ja) * 2004-10-26 2010-05-26 株式会社進日本工業 掘削工法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003529689A (ja) * 2000-04-05 2003-10-07 ゲーテーオー−サブシー・アーエス 海中浚渫方法及び装置

Also Published As

Publication number Publication date
JPH072733Y2 (ja) 1995-01-25

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