the shaping being effected by centrifugal or rotational moulding (B28B23/10 takes precedence)

Full Title

Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; (B28B21/00 takes precedence; in units for prefabricated buildings B28B7/22) > wherein the elements are reinforcing members > the shaping being effected by centrifugal or rotational moulding (B28B23/10 takes precedence)