A Saipem logo in seen on the bridge of the Saipem 10000 deepwater drillship in Genoa's harbour, Italy, November 19, 2015. REUTERS/Alessandro Garofalo
MILAN, June 28 (Reuters) - Italian energy services firm Saipem (SPMI.MI) said it would challenge Tuesday'sdecision by an Algerian court to uphold a previous ruling and fine against the company in a case centred around a natural gas contract.