B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/7
B28B 21/02 (2006.01) B28B 21/74 (2006.01) B28B 21/76 (2006.01)
Patent
CA 1111625
Abstract of the disclosure; A supporting ring for cast- ing machines for concrete pipes for use in moulding the socket end of the pipe and as a base for the green pipe during the removal of the casting mould and the initial hardening of the concrete, said ring consisting of a hollow annular body of a closed, preferably substan- tially rectangular cross-section.
243463
Gowling Lafleur Henderson Llp
Pedershaab Maskinfabrik A/s
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