NL7307502A - - Google Patents

Info

Publication number
NL7307502A
NL7307502A NL7307502A NL7307502A NL7307502A NL 7307502 A NL7307502 A NL 7307502A NL 7307502 A NL7307502 A NL 7307502A NL 7307502 A NL7307502 A NL 7307502A NL 7307502 A NL7307502 A NL 7307502A
Authority
NL
Netherlands
Application number
NL7307502A
Other versions
NL157536B (en
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
Publication of NL7307502A publication Critical patent/NL7307502A/xx
Publication of NL157536B publication Critical patent/NL157536B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
    • B28B7/46—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for humidifying or dehumidifying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels
    • B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
NL7307502A 1972-05-30 1973-05-29 METHOD AND DEVICE FOR FORMING FROM CONCRETE AN OBJECT WITH INTERNAL PASSAGE AND CONCRETE OBJECT OBTAINED ACCORDING TO THE INVENTION. NL157536B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2514472A GB1434734A (en) 1972-05-30 1972-05-30 Manufacture of concrete products

Publications (2)

Publication Number Publication Date
NL7307502A true NL7307502A (en) 1973-12-04
NL157536B NL157536B (en) 1978-08-15

Family

ID=10222938

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7307502A NL157536B (en) 1972-05-30 1973-05-29 METHOD AND DEVICE FOR FORMING FROM CONCRETE AN OBJECT WITH INTERNAL PASSAGE AND CONCRETE OBJECT OBTAINED ACCORDING TO THE INVENTION.

Country Status (9)

Country Link
JP (1) JPS4980123A (en)
AU (1) AU469449B2 (en)
CA (1) CA994530A (en)
DE (1) DE2326495C3 (en)
ES (1) ES415340A1 (en)
FR (1) FR2186876A5 (en)
GB (1) GB1434734A (en)
IE (1) IE39472B1 (en)
NL (1) NL157536B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2719984A (en) * 1983-04-12 1984-10-18 Hume, G.R. Concrete pipe and pole manufacture
US4883620A (en) * 1985-03-28 1989-11-28 Follett John L Method of fabrication of a disintegrating casting weight and fish attractor
IN167457B (en) * 1985-07-31 1990-10-27 Shimizu Construction Co Ltd
GB2270647A (en) * 1992-09-22 1994-03-23 Tsai Te Pin Apparatus and method for moulding of reinforced concrete ring segments
EP3988269B1 (en) * 2019-06-20 2024-08-28 Giken Ltd. Method and device for producing concrete pile

Also Published As

Publication number Publication date
DE2326495A1 (en) 1974-01-10
IE39472B1 (en) 1978-10-25
DE2326495B2 (en) 1980-02-21
JPS4980123A (en) 1974-08-02
GB1434734A (en) 1976-05-05
AU469449B2 (en) 1976-02-12
IE39472L (en) 1973-11-30
AU5616273A (en) 1974-11-28
ES415340A1 (en) 1977-04-01
NL157536B (en) 1978-08-15
FR2186876A5 (en) 1974-01-11
DE2326495C3 (en) 1980-10-09
CA994530A (en) 1976-08-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SAFETICURB