by blasting or blowing molten glass, e.g. for making staple fibres

Full Title

Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags > Manufacture of glass fibres or filaments > by blasting or blowing molten glass, e.g. for making staple fibres

Child Classifications

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• C03B 37/065 starting from tubes, rods, fibres or filaments