UK Stocks-Factors to watch on Aug 24

Aug 24 (Reuters) - Britain's FTSE 100 index is seen opening up 10 points on Thursday, according to financial bookmakers. * SHELL: Royal Dutch Shell, Anadarko Petroleum and Exxon Mobil announced they were curbing some oil and gas output on Wednesday at facilities in the Gulf of Mexico ahead of a storm expected to hit the Texas coast later this week. * STONEGATE PUB: Stonegate Pub Company on Thursday will take a decision on a 100 million pounds takeover of Re