The application of cast-in-situ phosphogypsum as the wall material of building structures can greatly reduce the environmental pollution caused by phosphogypsum.
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With good performance, phosphogypsum could be used in cast-in-situ walls. This paper provides the theoretical basis for the preparation and energy-saving application of phosphogypsum in the walls of buildings.
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Applications (IJERA) ISSN: 2248-9622 Vol. 2, Issue 4, July-August 2012, pp.785-787 ... characteristics are studied by casting and testing cube specimens for 7, 14 and 28 days. …
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The article provides the information on a new method of processing phosphogypsum (calcium sulfate) stacks into a conditioned gypsum binder substance. The authors present the results of the...
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This paper describes the application of phosphogypsum with cement and fly ash for soil stabilization. Atterberg limits, standard Proctor compaction and unconfined compressive strength tests were ...
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The process and the reaction mechanism of state-of-the-art technology for application of O and Ca in PG are summarized. Based on current research status, it is …
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Phosphogypsum (PG) is a by-product from the industry of phosphate fertilizer. ... The retarder effect of PG can be considered as one benefit of using this by-product material in …
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Phosphogypsum (PG) is a by-product of phosphoric acid production and according to the Waste Management Strategy of the Republic of Croatia for 2007 - 2015 (Official Gazette 85/07, 126/10, 31/11 ...
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Phosphogypsum application could also serve to (1) improve soil quality by reducing levels of exchangeable sodium and magnesium percentage, (2) improve soil water …
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This paper presents a comprehensive and diverse study on the application of phosphogypsum, which is expected to provide new ideas for the global solution of the three phosphorus problems ...
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Several specimens of different sizes (at least 3 specimens of each size), were produced by casting (20 mm, 70 mm and 100 mm-sided cubes) and press-forming (cylinders …
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The application of phosphogypsum in production of binding materials is burdened by the presence of phosphate, flourides and other soluble impurities. Nevertheless, the …
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Five clusters were formed: a red cluster-phosphogypsum recycling in the construction industry; green cluster-radiation pollution problem of phosphogypsum and phosphate fertilizers; yellow cluster ...
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Phosphogypsum utilization has evolved along three broad use groupings: (1) Chemical raw material (2) Agricultural applications (3) Construction materials Each of these …
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Phosphogypsum is a solid waste byproduct from processing phosphate ore to make phosphoric acid that is later used in fertilizer. The phosphate ore and the resulting phosphogypsum contain radium, which …
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Phosphogypsum utilization has evolved along three broad use groupings: (1) Chemical raw material (2) Agricultural applications (3) Construction materials. Each of these uses will be …
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• ^Phosphogypsum is a radioactive waste product _ • ^EPA requires that phosphogypsum be managed in above-ground stacks, which are designed to keep emissions of radon and other …
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acid, 4–5 tons of phosphogypsum are produced (El Issiouy et al. 2013; Papastefanou et al. 2006). Currently, between 3 and 4 billion tons of phosphogypsum have been produced, with an …
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Phosphogypsum (PG), the main industrial by-product of phosphate fertilizer industry, primarily consists of calcium sulfate dihydrate. However, it cont…
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Neutralized phosphorgypsum can be applied as mineralizing admixture in calcination of Portland cement clinker. Adding 2 to 2.5% of phosphorgypsum as setting time regulator resulted in a …
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This review summarizes the state-of-the-art research on phosphogypsum application in agriculture and soilization, as well as ideas and suggestions for its effective utilization in resource soil ...
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The inevitably incorporation of P 2 O 5 impurity results in the poor quality of phosphogypsum (PG), which further hinders the utilisation of PG in manufacturing the …
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This study reports the application of phosphogypsum with cement and fly ash as a stabilization agent on two selected soils. In the light of the test results the following conclusions …
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application of concrete and mortars the strength, ... for casting. The tests were conducted according to IS: 2386 (Part I) - 1963 provisions. The sieve analysis and physical ...
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Phosphogypsum (PG) is a phosphate fertiliser by-product. This by-product has a low level of utilisation. Calcium sulphate is dominated in PG similar to gypsum and, therefore, has good binding properties (similar to …
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Phosphogypsum (PG) is a by-product of phosphate fertilizer industry worldwide (Chernysh et al., 2021).It was estimated that five tons of PG would be produced for the …
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Mechanistic analysis indicates that the solidification and stabilization of toxic and hazardous substances in phosphogypsum is perfectly achieved owing to the generation, …
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The objective of the project "Phosphogypsum Processing to Critical Raw Materials" (PG2CRM) is to further develop an innovative process for REE recovery from PG that has recently been …
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One major application for the use of these materials is in road base and subbase construction. Phosphogypsum, a by-product of phosphoric acid production, was investigated for the past 20 …
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Phosphogypsum (PG) is a by-product produced during the wet process of phosphoric acid (H 3 PO 4) production from natural phosphate rocks. Approximately 4–6 tons …
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