Nov 4 (Reuters) - Rio Tinto (LON:RIO) Ltd RIO.AX :
* TURQUOISE HILL RESOURCES - COMMENCING ARBITRATION PROCEEDINGS SEEKING TO CLARIFY PROVISIONS OF SOME DEALS WITH RIO TINTO INTERNATIONAL HOLDINGS LTD
* TURQUOISE HILL - ARBITRATION RELATED TO RIO TINTO INTERNATIONAL HOLDINGS' ROLE, OBLIGATIONS TO SUPPORT CO IN SEEKING ADDITIONAL FINANCING FOR OYU TOLGOI