Method of manufacturing glass fiber

Details Method of manufacturing glass fiber Method of manufacturing glass fiber

1988-02-04

1989-12-05

Lindsay, Robert L.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 13, 65122, C03B 3700

Patent

active

048850209

ABSTRACT:
A method of manufacturing a polygonal glass fiber is disclosed. According to an embodiment of the present invention, a glass in a melted state is poured into a dividable polygonal slit having a cross section 5 to 20 times larger than a finally required cross section of a glass fiber to be made, and the glass poured into the slit is drawn so as to make a polygonal glass fiber. According to another embodiment of the present invention, a glass in a melted state is passed through a twin roller having a required cross section so as to make a polygonal glass fiber.

REFERENCES:
patent: 974133 (1910-11-01), Gathman
patent: 2980957 (1961-04-01), Hicks
patent: 2992516 (1961-07-01), Norton
patent: 3236617 (1966-02-01), Jamnik et al.
patent: 3425454 (1969-02-01), Eakins et al.
patent: 3582305 (1971-06-01), Dunlap et al.
patent: 3819348 (1974-06-01), Murray
patent: 4435511 (1984-03-01), Weaver
patent: 4568651 (1986-02-01), Sagara
patent: 4618538 (1986-10-01), Emonts et al.

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