BRIEF-Trimetals Mining unit announces conclusion of oral hearing in arbitration against Bolivia
July 25 (Reuters) - Trimetals Mining Inc
* Trimetals Mining Inc's subsidiary, South American Silver, announces conclusion of oral hearing in its arbitration against Bolivia
* South American Silver presented evidence to support its claim in which it seeks compensation for damages in amount of $385.7 million Source text for Eikon: Further company coverage: (Bengaluru Newsroom: +1-646-223-8780)
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