JPS4891841A - - Google Patents

Info

Publication number
JPS4891841A
JPS4891841A JP47006768A JP676872A JPS4891841A JP S4891841 A JPS4891841 A JP S4891841A JP 47006768 A JP47006768 A JP 47006768A JP 676872 A JP676872 A JP 676872A JP S4891841 A JPS4891841 A JP S4891841A
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.)
Granted
Application number
JP47006768A
Other languages
Japanese (ja)
Other versions
JPS5020775B2 (fr
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 JP47006768A priority Critical patent/JPS5020775B2/ja
Publication of JPS4891841A publication Critical patent/JPS4891841A/ja
Publication of JPS5020775B2 publication Critical patent/JPS5020775B2/ja
Expired legal-status Critical Current

Links

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)
  • Lining And Supports For Tunnels (AREA)
JP47006768A 1972-01-17 1972-01-17 Expired JPS5020775B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47006768A JPS5020775B2 (fr) 1972-01-17 1972-01-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47006768A JPS5020775B2 (fr) 1972-01-17 1972-01-17

Publications (2)

Publication Number Publication Date
JPS4891841A true JPS4891841A (fr) 1973-11-29
JPS5020775B2 JPS5020775B2 (fr) 1975-07-17

Family

ID=11647342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47006768A Expired JPS5020775B2 (fr) 1972-01-17 1972-01-17

Country Status (1)

Country Link
JP (1) JPS5020775B2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503134A (fr) * 1973-05-15 1975-01-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503134A (fr) * 1973-05-15 1975-01-14

Also Published As

Publication number Publication date
JPS5020775B2 (fr) 1975-07-17

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