Method of sealing glass objects to one another by passing a curr

Details Method of sealing glass objects to one another by passing a curr Method of sealing glass objects to one another by passing a curr

1975-02-06

1976-07-06

Lindsay, Jr., Robert L.

Glass manufacturing

Processes

Fusion bonding of glass to a formed part

65 58, 65156, 65DIG4, C03B 2320

Patent

active

039679454

ABSTRACT:
Method of sealing glass objects to one another by means of comparatively low voltages, in which method the preheated seal joint is heated by passing current through it by means of a large number of electrodes which are in mechanical contact with the glass and belong to at least two current circuits which are periodically switched on and off and each comprise at least two series-connected current sources.

REFERENCES:
patent: 3359089 (1967-12-01), Gidwani
patent: 3493356 (1970-02-01), Torrence
patent: 3628935 (1971-12-01), Jansson et al.
patent: 3796556 (1974-03-01), Shephard et al.

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