<p>New Delhi: Companies like Adani Enterprises and Hindalco Industries have shown initial interest to develop state-owned Hindustan Copper's two copper mines in Jharkhand, sources said.</p><p>The sources said Adani Enterprises and Hindalco Industries were part of the pre-bid conference that was held on Monday.</p><p>Both mines have a combined capacity of three million tonnes per annum, sources said, adding that while one of these blocks is virgin, the other one is closed for the past 20 years.</p>.<p>Hindustan Copper Ltd (HCL), a miniratna PSU under the administrative control of the Ministry of Mines, was incorporated in November.</p><p>It is the only company in India engaged in mining of copper ore and owns all operating mining lease of copper ore and also the only integrated producer of refined copper. </p>
<p>New Delhi: Companies like Adani Enterprises and Hindalco Industries have shown initial interest to develop state-owned Hindustan Copper's two copper mines in Jharkhand, sources said.</p><p>The sources said Adani Enterprises and Hindalco Industries were part of the pre-bid conference that was held on Monday.</p><p>Both mines have a combined capacity of three million tonnes per annum, sources said, adding that while one of these blocks is virgin, the other one is closed for the past 20 years.</p>.<p>Hindustan Copper Ltd (HCL), a miniratna PSU under the administrative control of the Ministry of Mines, was incorporated in November.</p><p>It is the only company in India engaged in mining of copper ore and owns all operating mining lease of copper ore and also the only integrated producer of refined copper. </p>