HINDALCO pond collapsed: This company's plant in Muri suffered a setback today when its pond collapsed. Reports say its workers were trapped inside. In fact, HINDALCO Industries Ltd is India's first alumina refinery commissioned in 1948. In 2005, it merged the plant with itself after acquiring INDAL whose plant is located on the banks of Swarnarekha river at Chota Muri,65 km from Ranchi.