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Re: Position A post# 2273

Tuesday, 04/20/2021 9:26:34 AM

Tuesday, April 20, 2021 9:26:34 AM

Post# of 6920
Burba has a cobalt patent while he was working at DOW 38 years ago.

Selective extraction of cobalt from ores

https://patents.google.com/patent/US4464348