Huaibei limestone resources

淮北煤田太原组灰岩水水文地球化学形成作用及反向

通过对淮北煤田石炭系太原组灰岩 (简称“太灰”)含水层地下水化学常规组分进行离子比例分析和主成分分析，探讨该含水层地下水水文地球化学形成作用及其控制因素，并选取淮北煤田南部的临涣矿区太灰含水层为研究示范，应用PHREEQC软件对其进行了反向水文地球化学模拟。 研究 2021年10月15日  A typical limestone aquifer in the Huaibei coalfield, called the Carboniferous limestone aquifer (CLA), is not only the main source of drinking water for local residents, but Multiisotopes and hydrochemistry combined to reveal the major 2019年7月14日  The limestone of the Carboniferous Taiyuan Formation in the Sulin mining area of Huaibei coalfield is located in the lower part of the Permian coalbearing strata The karst Hydrogeochemical Characteristics and Water Quality Evaluation of Hydrogeochemical processes and transport paths in the Carboniferous limestone aquifer in the northern Huaibei area, Qmode factor analysis, hydrogeochemical correlations analysis, and Hydrogeochemical Processes of Carboniferous Limestone

Original Research Hydrochemical Characteristics and Reverse

Taiyuan Formation limestone groundwater is the main aquifer threatening the safety of exploration under deep mining in the Huaibei coalfield Therefore, acknowledging the hydrochemical Hydrogeochemical processes and transport paths in the Carboniferous limestone aquifer in the northern Huaibei area, Qmode factor analysis, hydrogeochemical correlations analysis, and Hydrogeochemical Processes of Carboniferous Limestone 2022年10月21日  In order to better support the mechanism analysis of water rock interaction, nine samples of limestone from the first layer to the fourth layer were collected from two Hydrogeochemical evolution of Taiyuan Formation limestone 2022年7月13日  High sulfate mine groundwater at the Huaibei coalfield has exceeded the permissible limit (250 mg/l) of World Health Organization, posing serious threat to nearby Hydrogeochemistry mechanism contrasts between low and high

Hydrogeochemical Processes of Carboniferous Limestone

2022年3月16日  We examined the primary mechanisms controlling water quality evolution in the Carboniferous aquifer in the Yangzhuang coal mine (Huaibei coalfield) Qmode factor 2022年3月21日  In this study, the hydrogeochemical characteristics and evolution processes of the coalbearing sandstone aquifer and Carboniferous limestone aquifer of the Taiyuan Temporal variation of hydrogeochemical characteristics and the upper limestone of Taiyuan formation in the Huaibei coalfield Zhao Chengxi 1,2 1School of Resource and Earth Science, CUMT, Xuzhou, Jiangsu Province, China 2College of Applied Science and Technology, CUMT, Xuzhou, Jiangsu Province, China ABSTRACT This paper, based on hydrogeological conditions of Zhahe river and Linhuan Characteristics and formation mechanism of water abundance 2021年8月9日  The HuainanHuaibei coalfield in the Anhui Province in China is an important coal base and comprises a large portion of the coalbed methane (CBM) resources in China Therefore, it is of great significance to evaluate the CBM resources and categorize its favorable belts in the HuainanHuaibei coalfield In this study, a comprehensive evaluation model of CBM resources Evaluation of coalbed methane resources in the HuainanHuaibei

[PDF] Hydrochemical Characteristics and Reverse Semantic

2024年4月24日  Taiyuan Formation limestone groundwater is the main aquifer threatening the safety of exploration under deep mining in the Huaibei coalfield Therefore, acknowledging the hydrochemical characteristics and constructing reverse hydrogeochemical modeling are crucial for predicting and preventing mine water hazards In this study, the mathematical statistical plain terrain that is called “Huaibei plain”, with the elevation of 283 to 334 m The hilly terrain has the altitude of 220 to 350 m, and the highest peak is Xiangshan Fig 1 Sketch map of water resources management zones and administrative region of Huaibei city Management Strategy of Groundwater Resources and Recovery 3367Management Strategy of Groundwater Resources and Recovery 2019年7月14日  The Taiyuan formation limestone water in the Huaibei coalfield is not only the water source for coal mining, but also the water source for industry and agriculture in mining areas Its hydrogeochemical characteristics and water quality are generally concerning In this paper, conventional ion tests were carried out on the Taiyuan formation limestone water of 16 Hydrogeochemical Characteristics and Water Quality 2016年6月1日  The Huaibei Coalfield is a crucial coal and coalbed methane (CBM) base in east China, with a coalbearing area of about 4100 km 2 , coal resources of about 376 billion tons, and CBM resources of Waterrock interaction and methanogenesis in formation water in

Home Limestone Resources Limited

Limestone Resources Limited (formerly Ndola Lime Co Ltd) is Zambia’s leading producer of Quicklime LRL exports its products especially hydrated lime to Malawi and Burundi for the sugar refining industry Zimbabwe, Namibia, Democratic Republic of Congo for metallurgical process and Tanzania for domestic use2023年11月24日  Abstract The study of groundwater hydrogeochemistry is of great significance to the development, utilization and protection of regional groundwater resources In this paper, a complete and comprehensive analysis of three runoff zones is carried out in the Fengfeng mining area of Handan City, Hebei Province, China The Piper trilinear diagram is used to analyze the Hydrogeochemical Modeling of Karst Groundwater in the 2019年7月14日  In this paper, conventional ion tests were carried out on the Taiyuan formation limestone water of 16 coal mines in the Sunan and Linhuan mining areas of the Huaibei coalfield Piper trigram, Gibbs diagram and an ion scale coefficient map were used to analyze the hydrogeochemical characteristics of the Taiyuan formation limestone waterHydrogeochemical Characteristics and Water Quality Evaluation of 2019年7月14日  The limestone of the Carboniferous Taiyuan Formation in the Sulin mining area of Huaibei coalfield is located in the lower part of the Permian coalbearing strata The karst and fissures are developed, waterrich and strong They are not only the main source of water in the mining area, but also the source threatening coal miningHydrogeochemical Characteristics and Water Quality Evaluation of

The geochemical (alkaline earth) characteristics of groundwater

2018年12月28日  1 School of Resources and Civil Engineering, Suzhou University, Anhui To understand the characteristics and distribution of alkaline earth elements in groundwater in the Taiyuan Formation limestone aquifer in Huaibei coalfield, 29 groundwater samples were collected, and the concentrations of major ions and alkaline earth characteristics of limestone water in Taiyuan formation is rarely reported Hengyuan coal mine began to carry out highpressure grouting in 2014 to strengthen the third layer of limestone in Taiyuan Formation test results of the limestone water samples before grouting (2010) and after grouting (2020), this paperHydrogeochemical Characteristics of Limestone Water in Taiyuan 2021年10月15日  A typical limestone aquifer in the Huaibei coalfield, called the Carboniferous limestone aquifer (CLA), is not only the main source of drinking water for local residents, but also the critical threat to the mining activity in terms of waterinrush disaster potential with abundantwaterbearing property (Yan et al, 2013; Zhang et al, 2021)Multiisotopes and hydrochemistry combined to reveal the major 2022年10月21日  On February 3, 2013, the water inrushed from the hidden karst collapse column of Taoyuan Coal Mine in Huaibei coalfield (‘23’ water inrush in short), with a maximum water inrush of 29,000 m 3 /h, and led to the mixing of coal measures water, Taiyuan Formation limestone water (namely, Taihui water), Ordovician limestone water and even the fourth loose Hydrogeochemical evolution of Taiyuan Formation limestone

Temporal variation of hydrogeochemical characteristics and

2022年3月21日  In this study, the hydrogeochemical characteristics and evolution processes of the coalbearing sandstone aquifer and Carboniferous limestone aquifer of the Taiyuan formation in the Liuqiao coal mine in Huaibei coalfield were assessed using piper diagram, Gibbs diagrams, ionic proportion ratios, and principal component analysis (PCA)The aggregates production line of Huaibei totally meets Anhui actual situation of huge limestone resources The heavy hammer crusher is adopted to take place traditional jaw crusher and impact crusher Additional product information CPEX300 x 1300 Jaw Crusher: CPEX300 x 1300 Jaw CrusherDingli crusher2014年8月21日  Organic shale in coalbearing strata contains a large amount of shale gas resource in China The organic shale is typically interlayered with coal beds and tight sandstone, and thus, joint CoalBearing Organic Shale Geological Evaluation of Huainan–Huaibei Qingguang LI Cited by 453 of Guizhou University, Guiyang Read 37 publications Contact Qingguang LIQingguang LI Guizhou University, Guiyang Resource and

Hydrogeochemical Characteristics and Water Quality Evaluation of

Downloadable! The Taiyuan formation limestone water in the Huaibei coalfield is not only the water source for coal mining, but also the water source for industry and agriculture in mining areas Its hydrogeochemical characteristics and water quality are generally concerning In this paper, conventional ion tests were carried out on the Taiyuan formation limestone water of 16 2022年7月13日  High sulfate mine groundwater at the Huaibei coalfield has exceeded the permissible limit (250 mg/l) a Key Laboratory of Coalbed Methane Resources and Reservoir Formation Process, (alkaline earth) characteristics of groundwater in the Taiyuan Formation limestone aquifer in Huaibei coalfield Water Pract TechnolHydrogeochemistry mechanism contrasts between low and high 2023年8月11日  The longterm groundwater drainage has caused the eastern and southern limestone aquifer to demonstrate a wide range of depression cones and depletion of groundwater resources, the majority areas J, Chen L, Li J, Chen Y, Ren X, Shi X (2021a) Analysis of mining effects on the geochemical evolution of groundwater, Huaibei coalfield Longterm groundwater geochemical evolution induced by coal events Particularly, the Taiyuan Formation limestone in the Huaibei coalfield, being a deep and abundant aquifer, presents a significant threat to deep mining operations [25, 26] In response to the hydrogeochemical evolution in the Huaibei coalfield, numerous researchers have conducted a series of hydrogeochemical studies, whichOriginal Research Hydrochemical Characteristics and Reverse

Hydrogeochemical evolution of Taiyuan Formation

2022年10月21日  Based on the water inrush event in Taoyuan Coal Mine of Huaibei coalfield in 2013, the water rock interaction mechanism of Taiyuan Formation limestone water (namely, ‘Taihui water’) was discussedTaiyuan Formation limestone groundwater is the main aquifer threatening the safety of exploration under deep mining in the Huaibei coalfield Therefore, acknowledging the hydrochemical characteristics and constructing reverse hydrogeochemical modeling are crucial for predicting and preventing mine water hazardsHydrochemical Characteristics and Reverse Hydrogeochemical Natural Stone Resources focuses on importing high quality granite, limestone, marble, onyx, quartzite, sandstone and slate from around the world Many landscape products in stock including ledger panels, pavers, pool coping and wall caps Thin Slate and Crystal Stone available hereNatural Stone Resources Granite, Marble, Slate, Travertine, and Formation Limestone Groundwater of Sunan Mining Area in Huaibei Coalfield Wei Gong1, 3, Weihua Peng 1, 3, Zhichun Li2, 3*, Jie Ma1, 3, Hao Yu 2, 3, Pan Xu1, 3, Jiajie Zhang1, 3 1School of Resources and Civil Engineering, Suzhou University, Anhui Province, Suzhou, , ChinaOriginal Research Hydrochemical Characteristics and Reverse

Key hydrological process of a multiple aquifer flow system in the

2022年3月1日  Request PDF Key hydrological process of a multiple aquifer flow system in the mining area of Huaibei plain, Eastern China Groundwater resource protection and use are major challenges for the 2011年12月1日  Based on the Landsat remote sensing images of 1999, 2000, 2010, and 2018 of Huaibei City, a typical coal resourcebased city of a high ground water area on the North China Plain, this paper A study of land reclamation and ecological restoration in a resource High sulfate mine groundwater at the Huaibei coalfield has exceeded the permissible limit (250 mg/l) of World Health Organization, posing serious threat to nearby water resource (a) Geological map of the Huaibei coalfield and location of The relationship between δD and δ 18 O suggests a hydraulic connection between the sandstone aquifer and the limestone aquifer The composition characteristics of δ 34 S SO4 a nd δ 18 O SO4 indicate that the high concentration of SO4 2 in groundwater mainly comes from the dissolution of sulfate mineralsHydrogeochemical Characteristics and Evolution of Groundwater

淮北煤田太原组灰岩水水文地球化学形成作用及反向

Hydrogeochemical formation and inverse simulation of limestone groundwater in Carboniferous Taiyuan Formation of Huaibei coalfield CHEN Luwang, REN Xingxing, ZHANG Jie, CHEN Yifei, ZHENG Xin (School of Resources and Environmental Engineering, Hefei University of Technology ， Hefei , China)2023年6月23日  Limestone Resources Limited (LRL) Extract from 2021 Annual Report April 1, 2021 12:09 July 24, 2024 Ndola Lime Company Ltd Extract from 2019 Annual Report March 5, 2020 10:16 June 28, 2024 Latest News ZCCM Limestone Resources Limited – ZCCM Investments 2021年10月15日  A typical limestone aquifer in the Huaibei coalfield, called the Carboniferous limestone aquifer (CLA), is not only the main source of drinking water for local residents, but also the critical threat to the mining activity in terms of waterinrush disaster potential with abundantwaterbearing property (Yan et al, 2013; Zhang et al, 2021)Multiisotopes and hydrochemistry combined to reveal the major and utilization of water resources in abandoned mines Materials and Methods Study Area Wolonghu coal Mine is located in the Huaibei coalfield, in the north of Anhui Province, China (Fig 1) The elevation of the mine ranges from 20 to 50 m, Original Research Hydrogeochemical Characteristics and Evolution

Hydrogeochemistry and stable hydrogen and oxygen isotope

2022年6月7日  The deep Carboniferous Taiyuan Formation and Ordovician limestone water are not only valuable groundwater resources in North China but also the main source of water hazards for CarboniferousPermian coal mining Currently, there are still insufficient studies on the recharge, circulation, and water–rock interactions of deep limestone water Taking the Panxie Abstract With the depletion of coal resources due to excessive exploitation and the increasing adjustment of the national energy structure, in response to the call of national policy, some mines are forced to close, and the reuse of abandoned mine resources plays an important role in the sustainable development of mining industry This paper analyzes the general situation of Investigation Method and Utilization Mode of Geothermal Resources Formation Limestone Groundwater of Sunan Mining Area in Huaibei Coalfield Wei Gong1, 3, Weihua Peng 1, 3, Zhichun Li2, 3*, Jie Ma1, 3, Hao Yu 2, 3, Pan Xu1, 3, Jiajie Zhang1, 3 1School of Resources and Civil Engineering, Suzhou University, Anhui Province, Suzhou, , ChinaOriginal Research Hydrochemical Characteristics and Reverse 2022年2月1日  The Carboniferous Taiyuan limestone aquifer was determined by both groundwater flow conditions and regional geological structure; its main hydrogeochemical processes are dissolution of carbonate Hydrogeochemical Processes and Inverse Modeling for a

Hydrogeochemistry and stable hydrogen and oxygen isotope

The dissolution eect of evaporite in Ordovician limestone water is stronger, while cation alternate adsorption in Taiyuan Formation limestone water is stronger (2) The hydrogen and oxygen stable isotope values of limestone water are distributed at the lower right of the atmospheric precipitation line and close to the precipitation line,2017年6月1日  In order to understand the characteristics and distribution of alkaline earth elements of groundwater in Ordovician limestone aquifer in Huaibei coalfield, 22 groundwater samples were collected The age, distribution, and geochemical characteristics of

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