JPS6224569B2 - - Google Patents

Info

Publication number
JPS6224569B2
JPS6224569B2 JP54026019A JP2601979A JPS6224569B2 JP S6224569 B2 JPS6224569 B2 JP S6224569B2 JP 54026019 A JP54026019 A JP 54026019A JP 2601979 A JP2601979 A JP 2601979A JP S6224569 B2 JPS6224569 B2 JP S6224569B2
Authority
JP
Japan
Prior art keywords
opening
end surface
hole
center
hemispherical
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
Application number
JP54026019A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55119815A (en
Inventor
Kenji Ishikura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP2601979A priority Critical patent/JPS55119815A/ja
Publication of JPS55119815A publication Critical patent/JPS55119815A/ja
Publication of JPS6224569B2 publication Critical patent/JPS6224569B2/ja
Granted 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81—Aquaculture, e.g. of fish

Landscapes

  • Artificial Fish Reefs (AREA)
  • Farming Of Fish And Shellfish (AREA)
  • Revetment (AREA)
JP2601979A 1979-03-05 1979-03-05 Hollow porous spherical block and coupling method thereof Granted JPS55119815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2601979A JPS55119815A (en) 1979-03-05 1979-03-05 Hollow porous spherical block and coupling method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2601979A JPS55119815A (en) 1979-03-05 1979-03-05 Hollow porous spherical block and coupling method thereof

Publications (2)

Publication Number Publication Date
JPS55119815A JPS55119815A (en) 1980-09-13
JPS6224569B2 true JPS6224569B2 (enExample) 1987-05-29

Family

ID=12181980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2601979A Granted JPS55119815A (en) 1979-03-05 1979-03-05 Hollow porous spherical block and coupling method thereof

Country Status (1)

Country Link
JP (1) JPS55119815A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5917763Y2 (ja) * 1980-08-15 1984-05-23 日本耐酸壜工業株式会社 バルクアンケ−サの送出部における分解位置の位置決め機構
FR2579643B1 (fr) * 1985-03-29 1987-11-20 Rixain Henri Module de realisation de structures destinees a etre immerge pour former des recifs artificiels
US5542779A (en) * 1994-03-29 1996-08-06 Ono; Taisaburo Wave-damping underwater truss structure
US5564369A (en) * 1994-06-22 1996-10-15 Barber; Todd R. Reef ball
KR100648956B1 (ko) 2006-08-07 2006-11-24 주식회사 남원건설엔지니어링 하천 생태계 보호를 위한 바닥블록 설치구조
JP7026474B2 (ja) * 2017-10-03 2022-02-28 大成建設株式会社 コンクリートブロックの連結構造

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4897337A (enExample) * 1972-03-24 1973-12-12
JPS513625Y2 (enExample) * 1973-10-05 1976-02-02

Also Published As

Publication number Publication date
JPS55119815A (en) 1980-09-13

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