JAKARTA, March 17 (Reuters) - Miner Freeport Indonesia has obtained a copper concentrate export quota of about 1.27 million metric tons, its chief executive Tony Wenas was quoted by news website Bisnis.com as saying on Monday, after Indonesia agreed to extend its export permit. (Reporting by Stanley Widianto and Bernadette Christina; ; Editing by Martin Petty) ((mailto:Widianto.Stanley@thomsonreuters.com;))