Feb 16 (Reuters) - Rio Tinto (LON:RIO) Ltd RIO.AX :
* CO, PAUL WURTH S.A. AND SHS-STAHL-HOLDING-SAAR GMBH & CO. KGAA (SHS) HAVE SIGNED MOU
* MOU TO EXPLORE PRODUCTION OF A LOW-CARBON STEEL FEEDSTOCK
* PARTNERSHIP TO EXPLORE VIABILITY OF TRANSFORMING IRON ORE PELLETS INTO LOW-CARBON HOT BRIQUETTED IRON (HBI)