Search results
Results From The WOW.Com Content Network
Hindustan Zinc Limited (HZL) is an Indian integrated mining and resources producer of zinc, lead, silver and cadmium.It is a subsidiary of Vedanta Limited. [4] Earlier it was a Central Public Sector Undertaking, sold by Government of India to Vedanta Limited when Atal Bihari Vajpayee and Bharatiya Janta Party Government was in power in the year 2003.
It was concluded that this method showed a greater than 90% extraction of zinc found in tailings. [10] This is a much higher recovery of zinc compared to more traditional methods such as bioleaching and conventional heating. [10] This also provides a viable economic retrieval method to be used for the Rampura Agucha mines tailings for zinc. [10]
In FY 2013, these operations delivered 870,000 tonnes of mined zinc-lead metal-in-concentrate, and 802,000 tonnes of refined zinc and lead. [52] Aluminium: Vedanta's aluminium output rises 2% to 584,000 tonnes in second Qtr of FY23 [53]
Hindustan Zinc Limited; Results for the Third Quarter and Nine Months Ended 31 December 2012 Next phase of growth announced; Record mined metal production; Net profit increased by 27% Q3 ...
The collapse was clearly due to non-solidification. Decantation is the first step for proper solidification. 8000 m3 of material with maximum head of 50 meter remaining in slurry form for days together indicate lack of decantation, which can be due to deficient installation of decantation equipment and/or monitoring system. 15 stopes had already been filled successfully, indicating sufficient ...
Hindustan Zinc: HZL is headquartered in Udaipur in the state of Rajasthan. HZL's equity shares are listed and traded on the NSE and BSE. Sterlite owns 64.9% of the share capital in HZL and has management control. Sterlite has a call option to acquire the government of India's remaining ownership interest. [26]
NML had developed a technology for extraction of zinc by the hydrometallurgical route for Hindustan Zinc Ltd. In this process, nitrogen was used as an inert gas to prevent oxidation of zinc, and in a once through mode rather than recovery and recycling.
Major disinvestment steps were taken in the past by the BJP-led NDA government between 1999 and 2004. BJP privatised the central government establishments such as central public sector units which included Bharat Aluminium Company (BALCO), Hindustan Zinc [4] (both to Sterlite Industries), Indian Petrochemicals Corporation Limited [5] (to Reliance Industries) and VSNL [6] (to the Tata group ...