 Moodys Investors Service Moodys downgraded Forum Energy Technologies, Inc.s Forum Corporate Family Rating to Ca from Caa1, Probability of Default Rating PDR to Ca-PDLD LD appended from Caa1-PD and senior unsecured notes rating to C from Caa2. The downgrade of Forums ratings reflect increased restructuring risks for the companys remaining debt as maturities approach, said Jonathan Teitel, a Moodys analyst. 