Glass ribbon apparatus with tweel employing glassy silica glass

Details Glass ribbon apparatus with tweel employing glassy silica glass Glass ribbon apparatus with tweel employing glassy silica glass

1977-08-04

1978-07-11

Kellogg, Arthur D.

Glass manufacturing

Processes

Forming product or preform from molten glass

65182R, 65345, 65374R, C03B 1802

Patent

active

040999505

ABSTRACT:
A float glass forming facility employing a composite tweel and a wetback refractory piece, each having glass contact portions made of a glassy silica such as clear fused quartz, provides for the manufacture of glass which is substantially free of any fine seeds attributable to glass-refractory contact.

REFERENCES:
patent: 3486876 (1969-12-01), Augustin et al.
patent: 3492107 (1970-01-01), Simpson et al.
patent: 3884665 (1975-05-01), Edge et al.

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