Table restore from rman backup is a feature of enterprise edition . in this case our database edition is standard . so we can not restore table from rman backup directly . we have only available option as below .
1) Restore entire prod database to a non-prod server
2) Take export backup of required table t1) in Non-PROD Server
3) Take the export backup of the table (t1) in PROD
4) Restore the table back ( from export backup dump file taken in Non-Prod server) to the production database
5) Verify the data , If no issues noticed then proceed with next steps else cleanup the table and import backup dump file taken from PROD.
6) Drop the database which was restored at non prod server .