Method for manufacturing mineral fibers

Details Method for manufacturing mineral fibers Method for manufacturing mineral fibers

1986-10-27

1988-04-12

Lindsay, Robert L.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 6, 65 8, 7386101, C03B 3704

Patent

active

047371781

ABSTRACT:
A method for manufacturing mineral fibers comprises controlling the bushing temperature to maintain molten glass throughput from a bushing at a constant, calculating the viscosity of the molten glass from the bushing temperature and the temperature of a glass delivery means, and modifying a process parameter in response to the calculated viscosity.

REFERENCES:
patent: 3573017 (1971-03-01), Griem, Jr.
patent: 3600149 (1971-08-01), Chen et al.
patent: 3838999 (1974-10-01), Groves
patent: 4028083 (1977-06-01), Patznick et al.
patent: 4090241 (1978-05-01), Houston
patent: 4203155 (1980-05-01), Garst
patent: 4277274 (1981-07-01), Chrisman
patent: 4297893 (1981-11-01), Weinstein
patent: 4392879 (1983-07-01), Takeuchi et al.
patent: 4405351 (1983-09-01), Sheinkop

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