JPS5411170A - Production of buoy - Google Patents

Production of buoy

Info

Publication number
JPS5411170A
JPS5411170A JP7687977A JP7687977A JPS5411170A JP S5411170 A JPS5411170 A JP S5411170A JP 7687977 A JP7687977 A JP 7687977A JP 7687977 A JP7687977 A JP 7687977A JP S5411170 A JPS5411170 A JP S5411170A
Authority
JP
Japan
Prior art keywords
buoy
production
parison
readily
sporules
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
JP7687977A
Other languages
Japanese (ja)
Other versions
JPS5917938B2 (en
Inventor
Akira Iwawaki
Kinshiro Kojima
Yoshiharu Shidara
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.)
IHI Corp
Original Assignee
IHI Corp
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 IHI Corp filed Critical IHI Corp
Priority to JP7687977A priority Critical patent/JPS5917938B2/en
Publication of JPS5411170A publication Critical patent/JPS5411170A/en
Publication of JPS5917938B2 publication Critical patent/JPS5917938B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/22—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using multilayered preforms or parisons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/251—Particles, powder or granules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)

Abstract

PURPOSE:While a synthetic resin is extruded to form a parison, an inorganic substance is sprayed on the surface of the parison and then blow-molding is conducted to produce simply and readily fishery buoys on which sporules of seaweeds can readily adhere.
JP7687977A 1977-06-28 1977-06-28 Buoy manufacturing method Expired JPS5917938B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7687977A JPS5917938B2 (en) 1977-06-28 1977-06-28 Buoy manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7687977A JPS5917938B2 (en) 1977-06-28 1977-06-28 Buoy manufacturing method

Publications (2)

Publication Number Publication Date
JPS5411170A true JPS5411170A (en) 1979-01-27
JPS5917938B2 JPS5917938B2 (en) 1984-04-24

Family

ID=13617906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7687977A Expired JPS5917938B2 (en) 1977-06-28 1977-06-28 Buoy manufacturing method

Country Status (1)

Country Link
JP (1) JPS5917938B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457390A (en) * 1982-06-16 1984-07-03 Tokai Trw & Co. Ltd. Power steering device
JPS59150732A (en) * 1983-02-18 1984-08-29 Showa Denko Kk Manufacture of slip-preventive blown moldings
KR100646743B1 (en) 2004-09-15 2006-11-23 강연자 Float for structure on water and manufacturing method there of

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457390A (en) * 1982-06-16 1984-07-03 Tokai Trw & Co. Ltd. Power steering device
JPS59150732A (en) * 1983-02-18 1984-08-29 Showa Denko Kk Manufacture of slip-preventive blown moldings
JPH0373449B2 (en) * 1983-02-18 1991-11-21 Showa Denko Kk
KR100646743B1 (en) 2004-09-15 2006-11-23 강연자 Float for structure on water and manufacturing method there of

Also Published As

Publication number Publication date
JPS5917938B2 (en) 1984-04-24

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