JPH0326308B2 - - Google Patents
Info
- Publication number
- JPH0326308B2 JPH0326308B2 JP61159185A JP15918586A JPH0326308B2 JP H0326308 B2 JPH0326308 B2 JP H0326308B2 JP 61159185 A JP61159185 A JP 61159185A JP 15918586 A JP15918586 A JP 15918586A JP H0326308 B2 JPH0326308 B2 JP H0326308B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- new
- excavator
- new pipe
- old
- 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
Links
- 238000000034 method Methods 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61159185A JPS6313988A (ja) | 1986-07-07 | 1986-07-07 | 既設の本管を新しい本管と取り替える方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61159185A JPS6313988A (ja) | 1986-07-07 | 1986-07-07 | 既設の本管を新しい本管と取り替える方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6313988A JPS6313988A (ja) | 1988-01-21 |
| JPH0326308B2 true JPH0326308B2 (fr) | 1991-04-10 |
Family
ID=15688170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61159185A Granted JPS6313988A (ja) | 1986-07-07 | 1986-07-07 | 既設の本管を新しい本管と取り替える方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6313988A (fr) |
-
1986
- 1986-07-07 JP JP61159185A patent/JPS6313988A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6313988A (ja) | 1988-01-21 |
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