MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
Lignite humic acid production line
Extraction of Humic Acids from Lignite and Its Use as a
2023年3月24日 Current research focuses on extracting humic acid (HA) compounds from lowrank coals to obtain high valueadded products In this study, HAs with high purity and low heavy metal content were obtained from 2021年1月1日 The present work investigates the optimization of humic acids (HAs) production from lignite processing wastes using a developed mechanical agitated (MA) tank reactor Valorization of lignite wastes into humic acids: Process 2024年4月1日 The main content comprises: (1) Changes in activities of Lac and PPO during composting by lignite addition; (2) Impacts of adding lignite on the structure of humic acid; (3) The biotic effects of lignite on humic acid components conversion 2019年10月20日 Commercial HAs are mainly extracted from leonardite and lignite coals, which are nonrenewable sources of carbon (HuculakMączka et al, 2018) Several studies have Extraction and purification of humic acids from lignite wastes
Latest development in the fabrication and use of ligninderived
2023年3月7日 Currently, several chemical modification pathways can be followed to convert lignin into HSlike materials, such as alkaline aerobic oxidation, alkaline oxidative digestion, 2019年3月31日 Humic acid (HA) was extracted by a hydrothermal method from Huolinhe lignite from Inner Mongolia The effects of the alkalitocarbon mass ratio, watertocoal mass ratio, reaction temperature, and reaction time on the Extraction of Humic Acid from Lignite by KOH Biosolubilization of lignite is a promising technology to transform coal into humic acids (HAs) which are broadly used in agriculture In this work, HAs were extracted from lignite using the cellfree filtrate (CFF) of Penicillium ortum MJ51Extraction optimization and quality evaluation of humic 2018年2月12日 It can suggest that humic acids obtained from lignite using solutions of Na 4 P 2 O 7 are characterized by a low transformation degree and greater amount of carboxyl groups Evaluation of the possibilities of using humic acids obtained from
Characterization of humic acids extracted from a lignite
Humic acids obtained from a Chinese lignite via alkali treatment were analyzed using Fourier transform infrared spectroscopy and Orbitrap mass spectrometry coupled with an electrospray ion source (ESIOrbitrapMS) Raw coal and the In this work, HA was prepared using lignite as raw materials by the ball milling method Moreover, a series of HAs with different molecular weights (50 kDa) were prepared through ultrafiltration membranes The chemical Molecular Characterization of SizeFractionated Humic 2021年10月14日 Abstract At present, nonfuel utilization as alternative chemical feedstocks becomes very important and significant for the efficient conversion of lignite To reduce CO2 production, an oxycracking technique in weak alkaline aqueous was conducted to selectively depolymerize Xilinguole lignite (XL) into humic acid (HA) under mild condition in this paper Efficient Oxidative Depolymerization of Xilinguole Lignite to 2019年11月17日 PDF Extraction of humic acid (HA) from lignite coals that are rich in humic compounds has been highlighted in recent years as a superior and prominent (PDF) Extraction of humic acid from Lignite coals
Lignite humic acid for enhanced hatchery shrimp seed production
Abstract: Lignite resource is abundant and occupies an important position of the coal reserves in our country The processing of lignite is very extensive and it includes extraction of humic acid as byproduct Since humic acid stands as one of the potential organic resources, it has broad utilization prospect in the fields of agriculture,2021年1月1日 The present work investigates the optimization of humic acids (HAs) production from lignite processing wastes using a developed mechanical agitated (MA) These results are in line with the results of lignite derived HAs in the literature [15] 33 XRF identified unburned oxides compositionsValorization of lignite wastes into humic acids: Process separate the humic acid (precipitate) fraction The yield of humic acid was 231%, according to eqn (1) shown in the ESI† Table S3† shows the ultimate analysis of humic acids 24 Instrumentation SEM and EDS (Quanta 250, FEI, Hillsboro, USA) were used to characterize the morphology of the raw coal and residue treatedCharacterization of humic acids extracted from a lignite and group were studied as initial feed material The yield of humic acids from lignites of the Kharanorsk deposit was rather low and varied from 6 % to 17 % for dry fuel with average of 117 % The yield of free humic acids of the studied sample was (HA)f = 67 % The yield of humic acids from lignite of the Kagnalas deposit was average (15 28 % Intensification of humic acid extraction from lignites
Molecular compositions of humic acids extracted from leonardite
is lignite and, in particular, its most oxidized variety, leonardite, which is the richest source of humic substances (HS) 1–3 Recently, detailed information on the molecular compositions of HS 2023年7月1日 Due to the positive effect on soil structure and the influence on improving the efficiency of plant roots nutrient uptake, humic acids (HA) are widely considered for fertilizer production Especially, it seems to be particularly promising to use them as additives in technologies of mineral fertilizer production One of the common mineral fertilizer components, Extraction of humic acid from peat and lignite and the thermal 2023年3月24日 PDF Current research focuses on extracting humic acid (HA) compounds from lowrank coals to obtain high valueadded products In this study, HAs with Find, read and cite all the research (PDF) Extraction of Humic Acids from Lignite and Its Use2018年5月14日 Lignite humic acids (LHAs) were sequentially separated from lignite with aqueous NaOH and HCl and biotreated by an isolated fungus WF8 The liquid product (LP), residues (RS) and LHAs were analyzed using a Fourier transform infrared spectrometer (FTIR) and a proton nuclear magnetic resonance (1H NMR) Three main enzymes in WF8 (ie, lignin Bioconversion of lignite humic acid by whiterot fungi and
Evaluation of the possibilities of using humic acids
2018年8月1日 ¹³C NMR spectra of humic acids obtained from Sieniawa lignite using 01 and 025 M solutions of NaOH, KOH, and Na4P2O7 2024年9月2日 In this study, response surface methodology (RSM) was adopted to investigate the optimization of process conditions for extracting humic acid (HA) from coal, aiming to enhance the yield of humic acid Additionally, Process Condition Optimization and Structural Feature coals The best results for humic acid production were obtained at the highest temperatures and after longer times Lowerrank coals yielded the highest humic acid contentrations, but due to the severe loss of weight of these coals, the nett increase was lower than that obtained from subbituminous coals AFormation of humic acids in lignites and subbituminous coals by 2021年8月11日 Currently, conversion of coal into alternative fuel and nonfuel valuable products is in demand and growing interest In the present study, humic acid was extracted from two different ranks of Extraction and Chemical Characterization of Humic Acid from Nitric Acid
Impact of a Single Lignite Humic Acid Application on Soil
2024年11月1日 Humic acid (HA) is considered a promising soil amendment for improving soil fertility However, the effects of HA application on the microbial community, especially in aeolian sandy soils of semiarid regions, remain insufficiently elucidated To address this gap, a field experiment was conducted to investigate the changes in soil properties, bacterial and fungal 660 (lignite coal) (humic acids) 6 (humic acid, sodium salt) 28 3 (humic acid, potassium salt) 94948 59 1 (humic acid, ammonium salt) 80 0 (humic acid, ammonium salts) of liquefied oxidized lignite Other Codes: EINACS: 215 809 6; 208 608 0 RTECS: MT; MT 18 19 Characterization of Petitioned Oxidized Lignite / Humic Acid Derivatives Agricultural 2024年8月12日 Thus, Lignite coal derived humic acid are highly aromatic to improve soil health, reduces loss of nutrient in agricultural crop production Discover the world's research 25+ million membersHumic Acids: Overview and prospective with especial emphasis on lignite HUMIC ACID PRODUCTION LINE Humic acid is the final breakdown constituents of the natural decay of plant and animal materials This organic acid is found in prehistoric deposits The one source of humic acids are the sedimentation layers referred to as Leonardite Humic acid is a group of molecules that bind to and help plant roots receive Humic Acid Plant Chemical Process Plants
ValueAdded Humic Acid Derived from Lignite Using Novel Solid
2017年10月13日 Soil, air, and water pollution caused by lignite is considered a serious environmental problem Activation methods thus have been developed to extract humic acid from lignite to support the agricultural production as the soil amendment or fertilizer synergist The traditional activation methods of humic acid from lignite, however, are not environmentally 2022年3月2日 The sources of HA include coal, lignite, soils, and organic materials Humic acidbased products have been used in crop production in recent years to ensure the sustainability of agriculture (PDF) Understanding the Role of Humic Acids on Crop humic acids (HA and RHA) decomposed to BPCA, low molecular weight acids, and carbon dioxide4 Several methods for the production of humic acids or derivatives from coal were studied, including dry air oxidation5,6 and nitric acid oxidation’ Another methodProduction of humic acids from lignites and subbituminous coals 2024年1月1日 Humic acid, a complex mixture of macromolecular organic acids with multiple functional groups, has been widely used in agricultural production, soil environmental improvement, and other fields (Torres et al, 2014)At the same time, humic acid, as the main form of soil organic matter and an important component of the soil carbon pool, has an Production of artificial humic acid from rice straw for fertilizer
Optimization of Humic Acid Liquid Fertilizer Production from Lignite
Ismail T, Kara H Chemometric study: automated flow injection analysis method for the quantitative determination of humic acid in lignite Arab J Chem 2014 Google Scholar Khaled H, Fawy HA Effect of different levels of humic acids on the nutrient content, plant growth, and soil properties under conditions of salinity2019年10月20日 @article{Sarlaki2019ExtractionAP, title={Extraction and purification of humic acids from lignite wastes using alkaline treatment and membrane ultrafiltration}, author={Ehsan Sarlaki and Ali Sharif Paghaleh and Mohammad Hossein Kianmehr and Keyvan Asefpour Vakilian}, journal={Journal of Cleaner Production}, year={2019}, url={https://api Extraction and purification of humic acids from lignite wastes 2022年8月15日 A method has been developed and tested for isolating humic acids and fulvic acids from lignite The yields are high: up to 680% for humic acids; and up to 96% for fulvic acids The composition of the initial and residual lignite from the KanskAchinsk and South Ural Basins and the extracted humic and fulvic acids is investigated by technical analysis, Composition of Humic and Fulvic Acids from Lignite2023年3月7日 Humic substances (HS) are originated from naturally decaying biomass The main products of HS are humic acids, fulvic acids, and humins HS are extracted from natural origins (eg, coals, lignite, forest, and river sediments) However, the production of HS from these resources is not environmentally friendly, potentially impacting ecological systems Earlier Latest development in the fabrication and use of ligninderived humic acid
Characterization of Humic Acid Salts and Their Use for CO2
2024年9月18日 The European Union aims to be climate neutral by 2050 To achieve this ambitious goal, net greenhouse gas emissions must be reduced by at least 55% by 2030 Postcombustion CO2 capture methods are essential to reduce CO2 emissions from the chemical industry, power generation, and cement plants To reduce CO2, it must be captured and then The humic acid production line is designed to spray dry humic acid powder for various industrial uses The humic acid production line uses spray drying to take liquid material and extract humic acid powder This product used in a variety of different industrial processesHumic Acid Production Line Humic Acid Powder YIBUAbstract Humic acids obtained from a Chinese lignite via alkali treatment were analyzed using Fourier transform infrared spectroscopy and Orbitrap mass spectrometry coupled with an electrospray ion source (ESIOrbitrapMS) Raw coal and the corresponding residue were characterized via scanning electron microscopy and energy dispersive spectrometry Over Characterization of humic acids extracted from a lignite and Extraction of Humic Acids from Lignite and Its Use as a Biochar Activator Huijin Li, Shuang Ding, and Jie Yuan* Cite This: ACS Omega 2023, 8, 12206−12216 Read Online ACCESS Metrics More Extraction of Humic Acids from Lignite and Its Use as a
Molecular Characterization of SizeFractionated Humic
Humic acid (HA) has been widely used in agricultural production processes because it improves soil nutrients and has a growthpromoting effect on plants Understanding the relationship between the structure and function of HA is the PDF On Oct 1, 2014, Leoš Doskočil and others published Hydrogen peroxide oxidation of humic acids and lignite Find, read and cite all the research you need on ResearchGateHydrogen peroxide oxidation of humic acids and 2018年2月12日 Purpose Technological progress and high market demand contributed to a significant interest in the production of fertilizers based on humic acids The aim of this study was to evaluate the possibilities of using humic acids obtained from lignite in the production of new commercial products For this purpose, it is necessary to determine the quality standard Evaluation of the possibilities of using humic acids obtained from 2014年10月15日 Semantic Scholar extracted view of "Hydrogen peroxide oxidation of humic acids and lignite" by L Doskočil et al Selective production and characterization of aromatic carboxylic acids from Molecular compounds generated by ruthenium tetroxide oxidation and preparative off line thermochemolysis of lignite humic acids from Hydrogen peroxide oxidation of humic acids and lignite
Impact of flue gas desulfurization gypsum and lignite humic acid
2016年9月1日 Request PDF Impact of flue gas desulfurization gypsum and lignite humic acid application on soil organic matter and physical properties of a salinesodic farmland soil in Eastern China Purpose 2014年3月21日 Solid state analyses of humic acids Results of the elemental analysis are presented in Table 2A notable feature of the lignite treatment was the variation in nitrogen content of the regenerated humic acids – especially through treatment with 20–40 vol% HNO 3The increase in nitrogen content in samples RHA20N to RHA40N, and the slight decrease in The physicochemical properties and biostimulative activities of humic 2022年4月6日 effects of lignitederived humic acids and flue gas desulphurisation gypsum on maize biomass and soil enzyme activity in saline and potting soil(PDF) EFFECTS OF LIGNITEDERIVED HUMIC ACIDS AND FLUE 2023年4月4日 1 Introduction Humic acids (HAs) are highmolecularweight biopolymers that can usually be generated from organic matter humic compounds in soils, peat and humus, natural water bodies, and lowrank coals 1,2 They are soluble in alkaline media, partially soluble in water, and insoluble in acidic media fractions 3 HAs contain different functional groups, mainly Extraction of Humic Acids from Lignite and Its Use as a Biochar
Integrated production of humiclike acid, fulviclike acid, and
2023年12月1日 Commercial humic substances (HS) are usually extracted from nonrenewable resources such as lignite and coal In this study, artificial HS (mainly humiclike acid (HLA) and fulviclike acid (FLA)) was produced from renewable biomassalkaline xylooligosaccharides manufacturing waste residue (XOR) of corncob via hydrothermal pretreatment (HP), as well as