With raw materials like sulphuric and phosphoric acids in short supply, several companies have stopped production Fertilizer manufacturers and other downstream industries that source their raw materials including sulphuric acid and phosphoric acid...
Aug 02, 2019· TNPCB produces copper slag from Sterlite plant before HC . Mohamed Imranullah S. CHENNAI, August 03, ... Justices T.S. Sivagnanam and V. Bhavani Subbaroyan got to touch and feel the waste …
Aug 24, 2020· 8. Slag dumps. Slag is a waste product produced by smelting operations. Roughly more than two tonnes of slag are generated for every tonne of copper. Slag is rich in toxic metals like arsenic, iron, lead and zinc. Under lab conditions, slag – a dark gravel-like mass that fused at extremely high temperatures – does not easily release its toxins.
to make the end product hard. Finally copper slag is obtained by crushing the solid end product into crusher. The specific gravity and fineness modulus of copper slag are 3.04, 3.33 respectively. Here copper slag was obtained from Sterlite industry,Tuticorin. Table 1 and Table 3 give the physical and chemical composition of copper slag.
May 17, 2018· The Supreme Court has admitted a statutory civil appeal filed by a resident of Thoothukudi and issued notice to Sterlite for dumping over 3.52 lakh tonnes of copper slag waste …
Apr 16, 2018· Bandopadhyay A, Goswami N, Environmental waste management in non ferrous metallurgical industries. Premchand, Agrawal A, Gorai B, Pandey BD, Sahoo KL, Ghosh S. Characterisation and utilisation of copper slag of sterlite Industries Ltd. Jamshedpur: NML; 2001 (Internal Report) The Tamil Nadu Pollution Control Board (TNPCB) official notifications ...
May 23, 2018· The pollution control board has accused Sterlite of dumping copper slag – a byproduct of copper extraction by smelting – along the Uppar river and obstructing the flow of water.
Dec 03, 2018· Plea against Sterlite for dumping slag in river. TNN / Dec 4, 2018, 00:55 IST. ... The petitioner stated that the company dumped its industrial waste - copper slag along the …
The Tamil Nadu Pollution Control Board (TNPCB) on Friday sprang a surprise on Vedanta Ltd. by producing before the Madras High Court samples from what it claimed to be around 3.25 lakh tonnes of copper slag dumped on 1.8 acres of land inside the Sterlite plant in Thoothukudi. Justices T.S. Sivagnanam and V. Bhavani…
Aug 19, 2020· HC detailed violations that include copper slag management, ground water pollution.Sterlite Copper, a unit of billionaire Anil Agarwal's Vedanta group, ran a …
Aug 23, 2018· Madurai: A petition has been filed before the Madurai bench of the Madras high court to direct the authorities to expedite the removal of copper slag .
A waste is determined to be a hazardous waste if it is specifically listed on one of four lists (the F, K, P and U lists) found in title 40 of the Code of Federal Regulations (CFR) in section 261. The F and K Lists. The F-list, found at 40 CFR section 261.31, identifies wastes from common manufacturing and industrial processes as hazardous ...
45 slag, the application scope of steel making slag is essentially limited in production of 46 aggregates for road pavement or concrete [7], [8] and [9]. 47 It must be considered the amount of waste produced from stainless steel industry, as well 48 as toxic waste generated by storage in dump, such as nickel, lead, chromium or cadmium 49 [3,10 ...
This article answers your quetion. ||Ever since the March 24 uprising against Vedanta Sterlite's copper smelter in Thoothukudi, corporate hitmen and spin-masters have sprung into action to defend Sterlite. In addition to the usual invocations abou...
Jul 30, 2018· Copper slag. Copper slag from Sterlite Industries India Limited (SIIL), Tuticorin, Tamil Nadu, India was made used. Physical properties of copper slag. The slag is a black glassy and granular in nature and has a similar particle size range like sand. The specific gravity of slag …
Copper slag is obtained as waste from the Sterlite industry. In the current circumstances, attention has been drawn to the environmental hazards posed by carbon emissions and sand mining and the serious imbalances in ecosystems. Various studies have been conducted to reduce the serious impact on
Slag Waste From Sterlite. As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.
Oct 01, 2007· The joint study between Sterlite Industries (I) Ltd. and NCCBM, New Delhi, India aims to utilise copper slag as raw mix component in Ordinary Portland Cement (OPC) and as a blending material for Portland Slag Cement (PSC). Introduction. Sterlite Industries (India) Ltd., Tuticorin, Tamil Nadu produces 400,000t/year of copper and during the ...
May 03, 2014· The utilization of solid waste is the challenge for the civil and environmental engineers to utilize the waste from different industry to excel the sustainable development, and in the same time, it is matching with the cost concern of the present materials. Copper slag is a by-product obtained during smelting and refining of copper. The waste copper slag can be used as abrasive tools, road ...
Jan 08, 2020· The copper slag (approx. 6 Ton/annum) is the waste product from the Sterlite India Industries Limited, Tuticorin, Tamil Nadu, India. The waste material can be used for the users by reinforcing them into natural fiber composites. This made authors to do novel work.
Sep 01, 2020· Sterlite maintains it is not because copper slag is not included in the list given in the Hazardous Waste Management Rules, but the judges preferred to look …
Jul 30, 2018· * It did not remove copper slag dumped along River Uppar or set up any physical barrier to prevent it from entering the river. * It had failed to construct a gypsum pond despite the board's directions. (Gypsum helps clear water) * The authorisation given to the unit to generate and dispose of hazardous waste had lapsed on 9 July, 2013.
Aug 01, 2016· For the present study, the Copper slag (CS) produced at Sterlite Industries India Limited, Tuticorin, Tamil Nadu, India, was used as structural fill and a locally available fluvial sand known as Yamuna sand (YS), collected from river Yamuna at Delhi, India is used as reference material.Download : Download full-size image Fig. 1. Typical appearance of the CS used in the present study.
Sterlite Copper at A Glance Sterlite Copper represents a key aspect of Vedanta Limited's Copper Business. Since its inception in 1996, Sterlite Copper has steadily grown to become one of the leading contributors to copper production in India, contributing upto 40% of India's demand for refined copper.
Read more about Sterlite's copper slag waste finds new uses on Business Standard. Anil Agarwal-promoted Sterlite Industries India Ltd (SIIL) is planning to convert a waste product of its copper smelting plant at Tuticorin – copper slag — into an alternative material for concrete applications.
The iron and steel industry is an energy-intensive sector, and large amounts of waste/ by-products are generated during the steelmaking process, such as CO 2, metallurgical slag, and wastewater.Enhancing the development and deployment of treating waste from the steelmaking process will be environment friendly and resource-saving.
Jun 29, 2019· Sundaram said CPCB had clarified to TNPCB in 2003 that the copper slag produced in Sterlite Copper would not be toxic given the high temperatures at which it …
Jul 19, 2018· Sterlite Copper, India's copper giant, started its operations in Thoothukudi in the year 1996. ... Besides, copper slag, a by-product from the copper operations was considered waste until the research on copper slag and its sustainable applications proved that it is an alternative to natural fine aggregates usable for concrete making. Copper ...