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    Patent Us8043426 Method For Treating Cement Kiln Dust

    [title]

    US8043426B2 - Method for treating cement kiln dust,

    A method for treating cement kiln dust containing alkaline metal salts includes the steps of hydration (formation of calcium hydroxide), dehydration i.e. drying, fractionation by sieving and carbonation (reaction of the fractionated moistened cement kiln dust) with CO 2 gas in a fluidized bed reactor.US Patent for Method of treating cement kiln dust for,,Justia Patents Involving Kiln Dust (e.g., Recovery, Treatment, Processing Thereof Or Product, Etc.) US Patent for Method of treating cement kiln dust for recovery and recycle Patent (Patent # 6,331,207)US Patent for Cement kiln dust treatment system and,A system and method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD) from a kiln; heating the collected CKD; forming a gas stream of vaporized metal and CKD by sufficient heating to separate at least one heavy metal from the collected CKD stream to create a cleaned CKD stream and a metal stream; providing a water soluble alkaline,

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    [title]

    US6331207B1 - Method of treating cement kiln dust for,

    Fresh or stockpiled cement kiln dust is moistened with sufficient water so that the amount of total free and combined water relative to dust is about 3 parts water to 1 part dust by mass, or less. The wet solids are treated with carbon dioxide to convert compounds, such as calcium hydroxide, to carbonates, such as calcium carbonate. The degree of carbonation is controlled so that the,Method of treating cement kiln dust for recovery and,,Another method for treating cement kiln dust is described in Patzias (U.S. Pat. No. 2,991,154, July 1961) wherein kiln dust is mixed with water in a ratio of 2.5 to 3 parts water to 1 part dust, with the resulting mixture heated to about 358° F. in a closed vessel at a pressure of 150 psi for about 30 minutes.CA2803691C - Cement kiln dust treatment system and,A method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD) from a kiln; heating the collected CKD; forming a gas stream of vaporized metal and CKD by sufficient heating to separate at least one heavy metal from the collected CKD stream to create a cleaned CKD stream and a metal stream; providing a water soluble alkaline-earth metal,

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    [title]

    Cement Kiln Dust Treatment System and Method

    24-11-2016· A system and method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD) from a kiln; heating the collected CKD; forming a gas stream of vaporized metal and CKD by sufficient heating to separate at least one heavy metal from the collected CKD stream to create a cleaned CKD stream and a metal stream; providing a water soluble alkaline,System and Method for Treating Dust,- patents.justia.com,A treatment system to efficiently remove lead from dust contained in extracted cement kiln combustion gas while reducing facility and running costs. A treatment system 1 comprising a probe 3 for extracting a part of combustion gas, while cooling it, from a kiln exhaust gas passage, which runs from an inlet end of a cement kiln to a bottom cyclone; a first classifier 5 for separating coarse,JP2005103476A - Method for treating dust extracted from,,PROBLEM TO BE SOLVED: To treat selenium and heavy metals contained in dechlorinated water washing liquid of cement kiln bleed dust to 0.1 mg / l or less which is less than or equal to a waste water standard value according to the Water Pollution Control Law. A processing method of cement kiln bleed dust comprising the following steps.

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    US4584179A - Apparatus for treating cement kiln dust,

    A cement kiln dust treating apparatus including a reaction chamber for receiving kiln dust, nozzles in an upper region of the reaction chamber for atomizing and discharging spray to the kiln dust, mixing blades for mixing the dust in contact with the spray, and a pelletizer for pelletizing the mixed and contacted kiln dust product.Method of treating cement kiln dust for recovery and,,Another method for treating cement kiln dust is described in Patzias (U.S. Pat. No. 2,991,154, July 1961) wherein kiln dust is mixed with water in a ratio of 2.5 to 3 parts water to 1 part dust, with the resulting mixture heated to about 358° F. in a closed vessel at a pressure of 150 psi for about 30 minutes.Cement kiln dust treatment system and method,Patents EP 3 178 538 A2. Cement kiln dust treatment system and method (22) 18.08.2011 (43) 14.06.2017 (57) The invention relates to a method for treating cement kiln dust comprising at least one heavy metal. The method comprises the steps of:,

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    Treatment of cement kiln flue dust - Free Patents Online

    This invention concerns a cement kiln flue dust treatment process comprising: in a first stage treating the dust with fresh water at an elevated temperature for such time as to dissolve the alkali metal chlorides, simultaneously carbonating to convert calcium hydroxide in solution to insoluble calcium carbonate, then treating the slurry thus formed in a second stage with additional water at an,Cement kiln dust treatment system and method [Patent],Patent No. US 8,876,967: Title : Cement kiln dust treatment system and method: Invenntor : Peter D’Amico [US] ; Christopher Poling [US] ; Thomas Lesniak [US] Assignee : Mercutek LLC. [US] Abstract : A method for treating cement kiln dust is provided.Patents Assigned to MERCUTEK LLC - Justia Patents Search,Justia - Patents - Patents and Patent Application Resources. Abstract: A system and method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD) from a kiln; heating the collected CKD; forming a gas stream of vaporized metal and CKD by sufficient heating to separate at least one heavy metal from the collected CKD stream to create a

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    "Method for Treating Particulate Material" by Abdel

    This invention describes the use of a fluidized bed reactor in the carbonation of a solid, inorganic and alkaline particulate material which contains alkaline metal salts. It also describes a method for treating cement kiln dust (CKD) containing alkaline metal salts. The treatment method comprises two steps: (a) a hydration step; and (b) a carbonation step, wherein the carbonation step is,Cement kiln dust treatment system and method,Patents PL2576009 (T3) Cement kiln dust treatment system and method (22) 18.08.2011 (43) 31.07.2017 (57) Summary of the corresponding patent WO2012024511 (A1): A method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD),Cement kiln dust treatment system and method,(43) 24.11.2016 (57) A system and method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD) from a kiln; heating the collected CKD; forming a gas stream of vaporized metal and CKD by sufficient heating to separate at least one heavy metal from the collected CKD stream to create a cleaned CKD stream and a metal stream; providing a water,

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    [title]

    System and method for making cement and cement derived,

    United States Patent 8,268,073 Kunik , et al. September 18, 2012 System and method for making cement and cement derived therefrom Abstract Integrated cement production systems and methods implementing the systems are disclosed,,Clinker kiln dust may be emitted from the kiln and from the cooler, along with exhaust emissions. ForBacterial treatment of alkaline cement kiln dust using,,Cement kiln dust, a waste byproduct, is generated during the manufacturing of cement clinker. During clinker production in a kiln, volatile components such as sulfates, alkalis (K 2 O and Na 2 O), chlorides, etc., are drawn toward CKD and make it alkaline, thus restrict CKD reuse in a cement kiln."Method for Treating Particulate Material" by Abdel,This invention describes the use of a fluidized bed reactor in the carbonation of a solid, inorganic and alkaline particulate material which contains alkaline metal salts. It also describes a method for treating cement kiln dust (CKD) containing alkaline metal salts. The treatment method comprises two steps: (a) a hydration step; and (b) a carbonation step, wherein the carbonation step is,

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    [title]

    Cement kiln dust treatment system and method

    Patents PL2576009 (T3) Cement kiln dust treatment system and method (22) 18.08.2011 (43) 31.07.2017 (57) Summary of the corresponding patent WO2012024511 (A1): A method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD),Bacterial treatment of alkaline cement kiln dust using,,Cement kiln dust, a waste byproduct, is generated during the manufacturing of cement clinker. During clinker production in a kiln, volatile components such as sulfates, alkalis (K 2 O and Na 2 O), chlorides, etc., are drawn toward CKD and make it alkaline, thus restrict CKD reuse in a cement kiln.Cement kiln dust treatment system and method,(43) 24.11.2016 (57) A system and method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln dust (CKD) from a kiln; heating the collected CKD; forming a gas stream of vaporized metal and CKD by sufficient heating to separate at least one heavy metal from the collected CKD stream to create a cleaned CKD stream and a metal stream; providing a water,

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    [title]

    In?uence of bacterial treated cement kiln dust on the,

    Mohamed AMO, El-Gamal MM. Method for treating cement kiln dust. US Patent – 8,043,426 B2; 2011.,Method of treating cement kiln dust for recovery and recycle. US Patent,System and method for making cement and cement derived,,United States Patent 8,268,073 Kunik , et al. September 18, 2012 System and method for making cement and cement derived therefrom Abstract Integrated cement production systems and methods implementing the systems are disclosed,,Clinker kiln dust may be emitted from the kiln and from the cooler, along with exhaust emissions. ForRecycling of high volumes of cement kiln dust in bricks,,01-02-2017· Cement kiln dust was obtained from El-Suez Cement Company, Egypt. The density of CKD was 3.12 t/m 3, which is comparable to that of cement. Table 1 depicts the chemical composition of CKD. The used CKD constituted mainly of CaO accompanied with significant anions of

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    Cement kiln fuel treatment - Cement Lime Gypsum

    (22) 18.08.2011 (43) 31.07.2017 (57) Summary of the corresponding patent WO2012024511 (A1): A method for treating cement kiln dust is provided. The method includes the steps of receiving cement kiln...Patents and Intellectual Property | Patents and,,Home > Patents and Intellectual Property > Patents and Intellectual Property. Patents and Intellectual Property . Follow. Submissions from 2015 Substituted,Method for Treating Cement Kiln Dust, Abdel-Mohsen Onsy Mohamed, Enter search terms: Select context to search:Applications Cement Kiln Dust - P2 InfoHouse,Cement Kiln Dust. Report The attached report documents a research project undertaken while on assignment at the Southside Wastewater Treatment Plant. The project was initiated to evaluate the potential for using Cement Ki.1 n Dust (CKD) to increase efficiency of our current waste- water sludge injection process.

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