AU5379269A - Duct former - Google Patents

Duct former

Info

Publication number
AU5379269A
AU5379269A AU53792/69A AU5379269A AU5379269A AU 5379269 A AU5379269 A AU 5379269A AU 53792/69 A AU53792/69 A AU 53792/69A AU 5379269 A AU5379269 A AU 5379269A AU 5379269 A AU5379269 A AU 5379269A
Authority
AU
Australia
Prior art keywords
duct former
duct
former
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
AU53792/69A
Inventor
Leonard Boys Bruce
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.)
John Laing and Son Ltd
Original Assignee
John Laing and Son Ltd
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 John Laing and Son Ltd filed Critical John Laing and Son Ltd
Priority to AU53792/69A priority Critical patent/AU5379269A/en
Publication of AU5379269A publication Critical patent/AU5379269A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/08—Members specially adapted to be used in prestressed constructions
    • E04C5/10—Ducts

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
AU53792/69A 1969-04-21 1969-04-21 Duct former Expired AU5379269A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU53792/69A AU5379269A (en) 1969-04-21 1969-04-21 Duct former

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU53792/69A AU5379269A (en) 1969-04-21 1969-04-21 Duct former

Publications (1)

Publication Number Publication Date
AU5379269A true AU5379269A (en) 1970-10-29

Family

ID=3739797

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53792/69A Expired AU5379269A (en) 1969-04-21 1969-04-21 Duct former

Country Status (1)

Country Link
AU (1) AU5379269A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348870A1 (en) * 1988-06-27 1990-01-03 Werner Zapf Constructions composed of several precast reinforced-concrete elements for use in the prestressed concrete construction method
WO2015091915A1 (en) * 2013-12-20 2015-06-25 A/S Skandinavisk Spændbeton A construction and a method of making a construction

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0348870A1 (en) * 1988-06-27 1990-01-03 Werner Zapf Constructions composed of several precast reinforced-concrete elements for use in the prestressed concrete construction method
WO2015091915A1 (en) * 2013-12-20 2015-06-25 A/S Skandinavisk Spændbeton A construction and a method of making a construction
US9856648B2 (en) 2013-12-20 2018-01-02 Ccl International Ltd. Construction and a method of making a construction
EP3460140A1 (en) * 2013-12-20 2019-03-27 CCL Stressing International Limited A construction and a method of making a construction

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