1 result for “Owens-Corning Fiberglas”
-
Patent · September 19, 1972 · page 1
Lehr roll millboard formed from asbestos fibers and employing colloidal silica-calcium lime and bentonite as a binder (US Patent 3,692,509, 1972)
In the document: …state to the finished hot glass plate and are especially use Animosite asbestos fibers ------------------- 0-25 ful for handling glass as it is taken from the annealing 40 Coloidal silica --------------------------- 1.5-7 ovens or lehrs…