CA489515A - Prestressed concrete method and apparatus - Google Patents

Prestressed concrete method and apparatus

Info

Publication number
CA489515A
CA489515A CA489515A CA489515DA CA489515A CA 489515 A CA489515 A CA 489515A CA 489515 A CA489515 A CA 489515A CA 489515D A CA489515D A CA 489515DA CA 489515 A CA489515 A CA 489515A
Authority
CA
Canada
Prior art keywords
prestressed concrete
concrete method
prestressed
concrete
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
CA489515A
Other languages
French (fr)
Inventor
C. Elgie Frederick
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
Publication date
Application granted granted Critical
Publication of CA489515A publication Critical patent/CA489515A/en
Expired legal-status Critical Current

Links

CA489515A Prestressed concrete method and apparatus Expired CA489515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489515T

Publications (1)

Publication Number Publication Date
CA489515A true CA489515A (en) 1953-01-13

Family

ID=35629243

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489515A Expired CA489515A (en) Prestressed concrete method and apparatus

Country Status (1)

Country Link
CA (1) CA489515A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826800A (en) * 1954-11-08 1958-03-18 Raymond Concrete Pile Co Pre-stressing of concrete assemblies
US3023475A (en) * 1957-04-02 1962-03-06 Robert M Yerby Apparatus for producing prestressed structural units
US3263384A (en) * 1960-01-21 1966-08-02 Prescon Corp Apparatus for post-tensioning concrete prestressing members
US3270471A (en) * 1954-11-15 1966-09-06 Prescon Corp Post-tensioning apparatus for prestressing concrete
US3300921A (en) * 1961-11-13 1967-01-31 Prescon Corp Post-tensioned prestressed concrete members

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826800A (en) * 1954-11-08 1958-03-18 Raymond Concrete Pile Co Pre-stressing of concrete assemblies
US3270471A (en) * 1954-11-15 1966-09-06 Prescon Corp Post-tensioning apparatus for prestressing concrete
US3023475A (en) * 1957-04-02 1962-03-06 Robert M Yerby Apparatus for producing prestressed structural units
US3263384A (en) * 1960-01-21 1966-08-02 Prescon Corp Apparatus for post-tensioning concrete prestressing members
US3300921A (en) * 1961-11-13 1967-01-31 Prescon Corp Post-tensioned prestressed concrete members

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