JPS63161607U - - Google Patents

Info

Publication number
JPS63161607U
JPS63161607U JP5638287U JP5638287U JPS63161607U JP S63161607 U JPS63161607 U JP S63161607U JP 5638287 U JP5638287 U JP 5638287U JP 5638287 U JP5638287 U JP 5638287U JP S63161607 U JPS63161607 U JP S63161607U
Authority
JP
Japan
Prior art keywords
perforating
perforation
conduit
blades
rotary
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
JP5638287U
Other languages
English (en)
Japanese (ja)
Other versions
JPH078085Y2 (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 JP1987056382U priority Critical patent/JPH078085Y2/ja
Priority to DE88903374T priority patent/DE3882191T2/de
Priority to US07/283,598 priority patent/US5197540A/en
Priority to EP88903374A priority patent/EP0310679B1/en
Priority to PCT/JP1988/000372 priority patent/WO1988007919A1/ja
Priority to CA000579900A priority patent/CA1320124C/en
Publication of JPS63161607U publication Critical patent/JPS63161607U/ja
Application granted granted Critical
Publication of JPH078085Y2 publication Critical patent/JPH078085Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
  • Drilling Tools (AREA)
JP1987056382U 1987-04-14 1987-04-14 内張りされた管路の分岐部穿孔装置 Expired - Lifetime JPH078085Y2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1987056382U JPH078085Y2 (ja) 1987-04-14 1987-04-14 内張りされた管路の分岐部穿孔装置
DE88903374T DE3882191T2 (de) 1987-04-14 1988-04-14 Vorrichtung zum bohren im bereich der anschlussstelle eines ausgekleideten rohres.
US07/283,598 US5197540A (en) 1987-04-14 1988-04-14 Boring device for lining material in branched portions of lined conduit
EP88903374A EP0310679B1 (en) 1987-04-14 1988-04-14 Apparatus for boring at branching portion of lined pipe
PCT/JP1988/000372 WO1988007919A1 (en) 1987-04-14 1988-04-14 Apparatus for boring at branching portion of lined pipe
CA000579900A CA1320124C (en) 1987-04-14 1988-10-12 Boring device for lining material in branched portions of lined conduit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987056382U JPH078085Y2 (ja) 1987-04-14 1987-04-14 内張りされた管路の分岐部穿孔装置

Publications (2)

Publication Number Publication Date
JPS63161607U true JPS63161607U (enrdf_load_stackoverflow) 1988-10-21
JPH078085Y2 JPH078085Y2 (ja) 1995-03-01

Family

ID=30885146

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987056382U Expired - Lifetime JPH078085Y2 (ja) 1987-04-14 1987-04-14 内張りされた管路の分岐部穿孔装置

Country Status (1)

Country Link
JP (1) JPH078085Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57162016U (enrdf_load_stackoverflow) * 1981-04-07 1982-10-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57162016U (enrdf_load_stackoverflow) * 1981-04-07 1982-10-12

Also Published As

Publication number Publication date
JPH078085Y2 (ja) 1995-03-01

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