Manufacture of glass fibres or filaments by using centrifugal force {, e.g. spinning through radial orifices; Construction of the spinner cups therefor } by projecting {molten glass} on a rotating body having no radial orifices
Manufacture of glass fibres or filaments by using centrifugal force {, e.g. spinning through radial orifices; Construction of the spinner cups therefor } by projecting {molten glass} on a rotating body having no radial orifices