The ONGC Energy Centre Trust (OECT) and Engineers India Limited (EIL) have signed an agreement to set up a Helium Recovery Demonstration Plant at ONGCs Kuthalam Gas Collection Station in Tamil Nadus Cauvery Asset. According to a press release by ONGC, the agreement was formalised on August 18, 2025, marking a significant step in Indias efforts to build indigenous capacity in recovering high-purity Helium.