CA468690A - Cores for applying pressure to newly formed concrete pipes - Google Patents

Cores for applying pressure to newly formed concrete pipes

Info

Publication number
CA468690A
CA468690A CA468690A CA468690DA CA468690A CA 468690 A CA468690 A CA 468690A CA 468690 A CA468690 A CA 468690A CA 468690D A CA468690D A CA 468690DA CA 468690 A CA468690 A CA 468690A
Authority
CA
Canada
Prior art keywords
cores
applying pressure
newly formed
concrete pipes
formed 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
CA468690A
Other languages
French (fr)
Inventor
Lionel Fitzpatrick Frank
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.)
Rocla Pty Ltd
Original Assignee
Rocla Pty Ltd
Publication date
Application granted granted Critical
Publication of CA468690A publication Critical patent/CA468690A/en
Expired legal-status Critical Current

Links

CA468690A Cores for applying pressure to newly formed concrete pipes Expired CA468690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA468690T

Publications (1)

Publication Number Publication Date
CA468690A true CA468690A (en) 1950-10-10

Family

ID=35602622

Family Applications (1)

Application Number Title Priority Date Filing Date
CA468690A Expired CA468690A (en) Cores for applying pressure to newly formed concrete pipes

Country Status (1)

Country Link
CA (1) CA468690A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865078A (en) * 1955-06-27 1958-12-23 Tryckror Ab Device for use in the manufacture of spigot and socket pipes of concrete having pre-tensioned reinforcements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2865078A (en) * 1955-06-27 1958-12-23 Tryckror Ab Device for use in the manufacture of spigot and socket pipes of concrete having pre-tensioned reinforcements

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