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Calcium Chloride Manufacturing Process From Waste Slag

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  • Case study for production of calcium carbonate from

    Case Study For Production Of Calcium Carbonate From

    Jun 01, 2016 The process requires a lot of washing water to remove ammonium and calcium chloride remnants from the slag residue and the calcium carbonate product. In order to minimise the need for solvent make-up and to clean up the spent water, a reverse osmosis RO unit is employed . The enriched chloride solvent is returned to the extractor.

  • Pyrochemical recovery of plutonium from calcium fluoride

    Pyrochemical Recovery Of Plutonium From Calcium Fluoride

    A process was developed for the pyrochemical recovery of plutonium from residues resulting from the PuFsub 4 reduction process. The process involves crushing the CaFsub 2 slag and dissolving it at 800sup 0C in a CaClsub 2 solvent. The plutonium, which exists either as finely divided metal or as incompletely reduced fluoride salt, is ...

  • calcium chloride used for mining peru MC World

    Calcium Chloride Used For Mining Peru Mc World

    calcium chloride used for mining per ,calcium chloride used for mining peru ,calcium chloride manufacturing process from waste slag calcium chloride on crushed limestone calcium chloride on , Chat Now calcium chloride manufacturing process from waste slag foundry sand steel production also yields mt of a by product called slag, which contains at the same time using its slag .

  • CaRich Waste for Calcium Carbonate Precipitation A

    Carich Waste For Calcium Carbonate Precipitation A

    Nov 26, 2020 and selected Ca-rich waste in the calcium carbonate precipitation process. Presented methods are mainly based on the applying of industrial residues for CO2 capture by indirect methods and with the addition of additives. The use of post-distillation liquid from the Solvay process, steelmaking slag,

  • Cradletogate life cycle assessment of precipitated

    Cradletogate Life Cycle Assessment Of Precipitated

    Dec 01, 2014 1. Introduction. Precipitated calcium carbonate PCC is widely used as a filler and a pigment in various applications, e.g. in paper, plastics and pharmaceutics Roskill Information Services, 2012, Stratton, 2012.The main PCC production method is the so-called carbonation process, in which limestone CaCO 3 is first calcined in a lime kiln to calcium oxide, slaked with water to calcium ...

  • Utilization of Waste Foundry Slag and Alccofine for

    Utilization Of Waste Foundry Slag And Alccofine For

    Utilization of Waste Foundry Slag and Alccofine for Developing ... Chloride Permeability Test had also been studied in the present research work. Result showed increase ... manufacturing process ...


    Regenerated Calcium Aluminate Product And Process

    A calcium aluminate product having about 40 CaO, about 40 Al 2 O 3, about 5 MgO, about 5 SiO 2, less than about 3 FeO, less than about 1 MnO, and less than about 0.5 S, manufactured from a composition of a liquid ladle slag releasing a latent heat and a crushed material by a method comprising a. providing said liquid ladle slag that is ...

  • Life Cycle Assessment of Comprehensive Utilization of

    Life Cycle Assessment Of Comprehensive Utilization Of

    The recycling utilization of solid waste is an important technical means for the sustainable development of the cement industry in China. Calcium carbide slag is a special solid waste in China, which can be used for cement production with a great advantage on CO2 emission reduction. With an view to providing methodological and data support for the development of policies in the cement industry ...

  • Pilotscale Experimental Work on Sustainable Process

    Pilotscale Experimental Work On Sustainable Process

    process and it generates a large quantity of waste by-products called slag. In order to reduce the carbon dioxide emissions, to reduce the waste generated and to recycle the calcium, it has been studied over the years to produce precipitated calcium carbonate PCC from steelmaking slag.

  • Chloride Removal from Industrial Soils and Zinc Slag in

    Chloride Removal From Industrial Soils And Zinc Slag In

    Jan 01, 2019 The present study attempts to investigate the chloride removal from industrial soils and zinc slag in zinc production companies. The presence of chloride in factorys samples causes some problems such as the anode erosion in electrolysis cells, negative effects on the quality of zinc sheets, and reducing the quality of product. Having said that, decreasing the amount of chloride ion will ...

  • silicides of calcium manufacturing process Prominer

    Silicides Of Calcium Manufacturing Process Prominer

    Lorem ipsum is simply free text dolor sit am adipi we help you ensure everyone is in the right jobs sicing elit, sed do consulting firms Et leggings across the nation tempor.

  • CN102583438A Process for preparing ammonia by utilizing

    Cn102583438a Process For Preparing Ammonia By Utilizing

    The invention discloses a process for preparing ammonia by utilizing calcium oxide. The process is simple, has low investment, is energy-saving and is very suitable for enterprises which need to be supplied with a small amount of ammonia. The ammonia can be prepared by respectively adopting a feeding and cutting process and a continuous process.

  • Materials Free FullText Calcium Carbonate Cement A

    Materials Free Fulltext Calcium Carbonate Cement A

    A novel calcium carbonate cement system that mimics the naturally occurring mineralization process of carbon dioxide to biogenic or geologic calcium carbonate deposits was developed utilizing carbon dioxide-containing flue gas and high-calcium industrial solid waste as raw materials. The calcium carbonate cement reaction is based on the polymorphic transformation from metastable vaterite to ...

  • calcium chloride plant of limestone neutralization process

    Calcium Chloride Plant Of Limestone Neutralization Process

    calcium chloride manufacturing process from waste slag. calcium chloride from limestone process. Industry news calcium chloride manufacturing process from waste slag calcium chloride plant of limestone neutralization

  • Removal of Copper from the Sulphide Copper Smelting Waste Slag

    Removal Of Copper From The Sulphide Copper Smelting Waste Slag

    The applicability of chloridizing roasting for removal of copper from the sulphide copper smelting waste slag of the Karabashmed copper-smelting plant is investigated. Calcium chloride CaCl2 was used as chlorination agent. It is established that the chlorinating roasting of the initial slag presented by fayalite 2FeOSiO2, hasnt led to noticeable removal of copper.

  • Development of a process for producing highpurity calcium

    Development Of A Process For Producing Highpurity Calcium

    A new type of process for producing highpurity calcium carbonate from waste cement powder was developed. The process consists of two main reactions extraction of calcium in the form of calcium ions from waste cement powder in a water slurry by pressurized CO 2 typically at several MPa, and precipitation of calcium carbonate CaCO 3 from the extracted solution by reduction of the CO 2 ...

  • The method of extraction of manganese from waste

    The Method Of Extraction Of Manganese From Waste

    Slag manganese metal was crushed to a particle size 0,020 mm, was mixed with a solution of calcium chloride and iron 40,9 wt. l 2 of 4.8 wt. FeCl 2 and was stirred for 2, 4 and 6 h, after which the solid electee manganese at 4 - and 6-hour exposure was the same as with 2-hour exposure.


    Preparation Method Of Calcium Carbonate With

    The present invention relates to a method and a process of preparing precipitated calcium carbonate of high purity by extracting calcium ion contained in an alkali ion-containing inorganic material such as mineral, steelmaking slag and waste concrete with the use of an acidic aqueous solution, separating other metal ions from the extracted solution, preparing an alkaline earth metal hydroxide ...

  • Waste Code

    Waste Code

    residues from manufacturing and manufacturing-site storage of ferric chloride from acids formed during the production of titanium dioxide using the chloride-ilmenite process. k181. nonwastewaters from the production of dyes andor pigments. p codes - acutely hazardous compounds ... calcium cyanide or calcium cyanide cacn2 p022. carbon ...

  • Typical Wastes Generated by Industry Sectors Hazardous

    Typical Wastes Generated By Industry Sectors Hazardous

    May 16, 2021 Many industrial processes have the potential to produce hazardous waste. To help potential hazardous waste generators identify if they produce hazardous waste, EPA provides examples of hazardous wastes that are typically generated by specific industries and provide suggestions for how to recycle, treat or dispose of the wastes according to federal regulations.

  • Waste and Recycled Materials in Concrete Technology

    Waste And Recycled Materials In Concrete Technology

    Jan 01, 1983 Waste and Recycled Materials 661 .3.1 Furnace clinker, A substantial amount of unburnt coal and other impurities is contained in furnace clinker. It is used mainly in the manufacture of concrete blocks. Because furnace clinker contains sulphates and chlorides, it is not recommended for producing reinforced concrete.

  • Emission factors in kg CO2equivalent per unit

    Emission Factors In Kg Co2equivalent Per Unit

    Material Other Waste Waste ton 5014.67 Material Other Waste Waste plastics ton 201,739.67 ... Process Water Other Tap water m3 0.32 Process Water Other Water m3 0.03 ... Reagent Chemical CaCl2 Calcium chloride, CaCl2, CaCl2 kg 0.89 Reagent Chemical CH2O2 Formic acid, CH2O2 kg 2.51 Reagent Chemical CH3OH Methyl alcohol, CH3OH kg 500.66 ...

  • Calcium Chloride

    Calcium Chloride

    The coagulants have been proposed as aluminium sulphate, iron sulphate, calcium chloride, gypsum, phosphogypsum, serpentine, blast furnace slag, calcium carbonate and carnallite. Iron and aluminium sulphates, calcium chloride, gypsum and phosphogypsum appear to be the most effective when acting on the water permeability in the drill cuttings.

  • Influencing Factors of Steel SlagBlast Furnace Slag

    Influencing Factors Of Steel Slagblast Furnace Slag

    Three kinds of calcium salts including desulfurization gypsum A, calcium chloride B and calcium carbonate C were used as activator. The ratio of steel slag and blast furnace slag is 11 and Portland cement is fixed at 10. The dosage of calcium salts changes from 0 to 14. Mechanical strength values of the samples are shown in Tab. 2.

  • Process efficiency and optimisation of precipitated

    Process Efficiency And Optimisation Of Precipitated

    towards commercial scale. In this two-step process, calcium-rich steel converter slag is treated with an aqueous ammonium salt solution to selectively extract the calcium. Then the dissolved calcium is removed from the process liquid as pure precipitated calcium carbonate PCC by introducing gaseous CO 2 to the system.

  • Calcium Carbonate Cement A Carbon Capture

    Calcium Carbonate Cement A Carbon Capture

    Materials 2021, 14, 2709 2 of 12 process using calcium chloride CaCl2 and sodium carbonate Na2CO3 as feedstocks.The cementing reaction is based on the polymorphic transformation from metastable amorphous CaCO3 and vaterite to aragonite or calcite through a dissolutionreprecipitation process in an aqueous medium.

  • Pilotscale Experimental Work on the Production of

    Pilotscale Experimental Work On The Production Of

    Aug 25, 2014 Producing precipitated calcium carbonate PCC from steelmaking slag Slag2PCC is a way to reduce CO2 emissions while at the same time turning slag waste into a valuable product. In the Slag2PCC process, a solution of ammonium chloride NH4Cl is used to extract calcium from steelmaking slag which is then bubbled with a CO2-containing gas in a ...

  • Review on the extraction of calcium supplements from

    Review On The Extraction Of Calcium Supplements From

    Jul 16, 2021 Butler JN 1968 The thermodynamic activity of calcium ion in sodium chloride-calcium chloride electrolytes. Biophys J 81214261433. CAS Article Google Scholar Caroli A, Poli A, Ricotta D, Banfi G, Cocchi D 2011 Invited review dairy intake and bone health A

  • how to obtain solution for calcium in furnace slag

    How To Obtain Solution For Calcium In Furnace Slag

    A novel conversion process for waste slag synthesis of . Blast furnace slag BFS a high volume byproduct resulting from the iron manufacturing industry was used as a low-cost and abundant precursor for preparing a high-surface-area calcium silicate hydrate. The synthesis of slag-made calcium silicate hydrate slagCS was achieved via a facile ...

  • Phosphate Removal from Aqueous Solutions Using

    Phosphate Removal From Aqueous Solutions Using

    Blast furnace slag BF slag also has a potential as an adsorbent for removing phosphate from wastewater. BF slag is a high-volume byproduct resulting from iron-making process, in which approximately 290 kg of BF slag is pro-duced per ton of pig iron in blast furnace. In Japan, BF slag has currently been recycled in civil engineering work

  • Experimental study on the extraction of calcium magnesium

    Experimental Study On The Extraction Of Calcium Magnesium

    May 01, 2019 In the experiments, ammonium chloride NH 4 Cl water solution was used as an extracting solvent with varying concentrations of 0, 0.5, 1 and 2 molL using slag to solvent ratio of 100 gL. The main objective of this study was to determine the optimal concentrations of solvent and particle size for leaching out calcium from the slag.

  • EPAEnforcement Alert Hardous Waste Management at

    Epaenforcement Alert Hardous Waste Management At

    the anhydrous process 16. Process wastewater from phosphoric acid production 17. Basic oxygen furnace and open hearth furnace air pollution control dustsludge from carbon steel production 18. Basic oxygen furnace and open hearth slag from carbon steel production 19. Chloride process waste solids from titanium tetrachloride production and 20.

  • A new technology for treatment of PVC waste ScienceDirect

    A New Technology For Treatment Of Pvc Waste Sciencedirect

    Oct 01, 2000 The new technology transforms PVC waste into completely new chemical productsraw materials. The process is based on a combined thermal and chemical degradation of PVC in a reactor. In the reactor, the chlorine from the PVC reacts with fillers producing calcium chloride. The metal stabilisers lead, cadmium, zinc andor barium are converted to ...

  • MicrowaveSupported Leaching of Electric Arc Furnace

    Microwavesupported Leaching Of Electric Arc Furnace

    calcium ion leaching from the waste slag with the ammonium salts, and subsequently reacting with CO2 to produce precipitation calcium carbonate PCC, has been reported recently 1317. The usage of ammonium chloride solution as an extraction reagent in the indirect aqueous processes of CO2 sequestration is currently widely investigated for ...

  • Effects of pH and metal composition on selective

    Effects Of Ph And Metal Composition On Selective

    Slag, a major waste in the steel industry, is produced at 130 million tons per year, and is mostly land lled.19,20 But slag containing large quantity of calcium can be used as an appropriate material for mineral carbonation.21,22 Therefore, carbonation using industrial by-products is a reasonable technique to reduce waste and carbon dioxide.