AU1810153A - Apparatus for making prestressed annular concrete articles - Google Patents

Apparatus for making prestressed annular concrete articles

Info

Publication number
AU1810153A
AU1810153A AU18101/53A AU1810153A AU1810153A AU 1810153 A AU1810153 A AU 1810153A AU 18101/53 A AU18101/53 A AU 18101/53A AU 1810153 A AU1810153 A AU 1810153A AU 1810153 A AU1810153 A AU 1810153A
Authority
AU
Australia
Prior art keywords
annular concrete
concrete articles
making prestressed
prestressed annular
making
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
AU18101/53A
Other versions
AU162698B2 (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU1810153A publication Critical patent/AU1810153A/en
Publication of AU162698B2 publication Critical patent/AU162698B2/en
Expired legal-status Critical Current

Links

AU18101/53A 1953-05-07 Apparatus for making prestressed annular concrete articles Expired AU162698B2 (en)

Publications (2)

Publication Number Publication Date
AU1810153A true AU1810153A (en) 1953-07-09
AU162698B2 AU162698B2 (en) 1953-07-09

Family

ID=

Similar Documents

Publication Publication Date Title
CA489515A (en) Prestressed concrete method and apparatus
AU162698B2 (en) Apparatus for making prestressed annular concrete articles
AU1810153A (en) Apparatus for making prestressed annular concrete articles
CA490949A (en) Apparatus for manufacturing prestressed concrete structural units
CA493764A (en) Means for forming concrete blocks
AU163044B2 (en) Methods and apparatus for making prestressed structural members
CA492477A (en) Method and apparatus for spraying materials
CA490289A (en) Cement applying apparatus
CA496561A (en) Apparatus for inverting tile sections
CA519761A (en) Concrete block making apparatus
CA497881A (en) Apparatus for continuously weighing aggregate
CA496474A (en) Method and apparatus for molding materials
AU1879053A (en) Methods and apparatus for making prestressed structural members
CA496386A (en) Apparatus for moulding blocks
CA486230A (en) Method for making molded concrete articles
CA492826A (en) Block forming apparatus
AU162257B2 (en) Improvements ina method and device for. moulding units of concrete
CA497712A (en) Oxygen process for making silicon steel
CA489814A (en) Molding apparatus
CA495680A (en) Molding apparatus
CA498431A (en) Molding apparatus
CA495845A (en) Supporting assembly for concrete forms
CA493281A (en) Apparatus for lifting cylindrical objects
CA496518A (en) Apparatus for the production of wrapped articles
CA489450A (en) Apparatus for forming hollow articles