Sulzer shareholder Renova has 4.99 pct stake in Dresser-Rand
September 19, 2014 at 09:29 AM EDT
ZURICH, Sept 19 (Reuters) - Russian billionaire Viktor Vekselberg's Swiss investment firm Renova Group said on Friday it had a 4.99 percent stake in U.S.-based Dresser-Rand Group Inc ., which might become the object of a takeover battle.