Method of reclaiming glass from articles formed of leaded glass

Details Method of reclaiming glass from articles formed of leaded glass Method of reclaiming glass from articles formed of leaded glass

1991-11-05

1993-08-17

Rosenbaum, Mark

Solid material comminution or disintegration

Processes

With application of fluid or lubricant material

241 99, 51316, B02C 2336

Patent

active

052361349

ABSTRACT:
A method of recovering leaded glass from leaded glass articles such as cathode ray tubes having evaporated aluminum thereon and coatings of phosphors and sodium silicate-containing material, as well as plastic labels and adhesives and other organic films in which the articles are broken into pieces and tumbled in a diphase solution, one phase of which is a solution of an alkaline earth in water and the other phase of which is an organic solvent for a period of time sufficient to remove all coatings and materials from the glass pieces which are then ready for melting and formation of new articles.

REFERENCES:
patent: 4110085 (1878-08-01), Balz
patent: 4165396 (1979-08-01), Calamari, Jr.
patent: 4607798 (1986-08-01), Odlin
patent: 4858833 (1989-08-01), Hanulik
patent: 4938840 (1990-07-01), Schachter
patent: 5106598 (1992-04-01), Cogar

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