CH506675A - Process and duct for the production of prestressed concrete components - Google Patents

Process and duct for the production of prestressed concrete components

Info

Publication number
CH506675A
CH506675A CH664069A CH664069A CH506675A CH 506675 A CH506675 A CH 506675A CH 664069 A CH664069 A CH 664069A CH 664069 A CH664069 A CH 664069A CH 506675 A CH506675 A CH 506675A
Authority
CH
Switzerland
Prior art keywords
duct
production
prestressed concrete
concrete components
components
Prior art date
Application number
CH664069A
Other languages
German (de)
Inventor
Zerna Wolfgang Prof Ing Dr
Ludwig Dr Muehe
Original Assignee
Holzmann Philipp Ag
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 Holzmann Philipp Ag filed Critical Holzmann Philipp Ag
Publication of CH506675A publication Critical patent/CH506675A/en

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
    • 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
    • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
    • B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
    • B28B23/04—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members the elements being stressed
    • B28B23/046—Post treatment to obtain pre-stressed articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
CH664069A 1968-05-07 1969-04-30 Process and duct for the production of prestressed concrete components CH506675A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT439168A AT279124B (en) 1968-05-07 1968-05-07 Process and duct for the production of prestressed concrete components

Publications (1)

Publication Number Publication Date
CH506675A true CH506675A (en) 1971-04-30

Family

ID=3563370

Family Applications (1)

Application Number Title Priority Date Filing Date
CH664069A CH506675A (en) 1968-05-07 1969-04-30 Process and duct for the production of prestressed concrete components

Country Status (8)

Country Link
AT (1) AT279124B (en)
CH (1) CH506675A (en)
DE (1) DE1800324A1 (en)
FI (1) FI48007C (en)
FR (1) FR2007961A1 (en)
GB (1) GB1250976A (en)
NL (1) NL6906877A (en)
SE (1) SE407826B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT396152B (en) * 1989-04-11 1993-06-25 Wietek Bernhard Dipl Ing SHELL PIPE FOR A STEEL REINFORCING BAR
EP0625414A1 (en) * 1993-05-08 1994-11-23 Wayss & Freytag Aktiengesellschaft Process for increasing the adhesion in prestressed concrete sleepers or similar products of improved fatigue strength with grouted anchoring and forming apparatus for carrying out the process
AU4851500A (en) * 1999-05-14 2000-12-05 Raffensperger, Patricia Bonded prestressing system
EP2146019A1 (en) * 2008-07-14 2010-01-20 Technical University of Denmark Light-weight load-bearing structures reinforced by core elements made of segments and a method of casting such structures
SE536597C2 (en) * 2012-06-19 2014-03-18 Mmap Holding Ab Building elements in concrete and method of making such a building element

Also Published As

Publication number Publication date
SE407826B (en) 1979-04-23
GB1250976A (en) 1971-10-27
FR2007961A1 (en) 1970-01-16
NL6906877A (en) 1969-11-11
AT279124B (en) 1970-02-25
FI48007C (en) 1974-05-10
DE1800324A1 (en) 1970-02-05
FI48007B (en) 1974-01-31

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Legal Events

Date Code Title Description
PL Patent ceased