Patent ID: 6294028
Filing Date: 2001-09-25
Classification: C22B,G01R,Y02P

Abstract:
An environmental containment system for removing gold ball bonds on the pads of a semiconductor device comprising:a self-contained enclosure having a lower and upper chamber;a partition between the lower and upper chamber, said partition sealing the uppers chamber from the lower chamber, said partition having a first container integrally molded therein, said first container receiving a removable container of mercury;said partition having a second container integrally molded therein, said second container holding a mercury dissolving liquid, said second container having a sidewall and a base, said sidewall having at least one opening formed therein with a line attached thereto for bringing fresh mercury dissolving liquid into the second container and a drain formed in the base to remove and recirculate used mercury dissolving liquid; andsaid partition having a third container integrally molded therein, said third container holding a rinsing liquid, said third container having a sidewall and a base, said sidewall having at least one opening formed therein with a line attached thereto for bringing fresh rinsing liquid into the third container and a drain formed in the base to remove rinsing liquid from the third container.