Coal humic acid production equipment

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  Production of artificial humic acid from biomass residues by

  ·The results of pH effect on artificial humic acids AHAs production demonstrated that acid hydrothermal conditions are favorable for biomass waste dissolution and formation of AHA precursors such

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  Mechanochemical activation of humic acids in the brown coal

  ·The paper reports the impact of the conditions of mechanical activation for the preparation of ultra fine coal powders with an increased content of humic acids HA

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  Depolymerization of low rank coal by extracellular fungal

  It was demonstrated by gel permeation chromatography that the wood decaying fungus Nematoloma frowardii b19 really depolymerizes the high molecular mass fractions of coal humic acids by forming fulvic acid like compounds Abstract A miniscale screening system was developed to detect depolymerizing activities of fungi toward low rank coals This

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  Efficient Oxidative Depolymerization of Xilinguole Lignite to

  ·Abstract At present non fuel utilization as alternative chemical feedstocks becomes very important and significant for the efficient conversion of lignite To reduce CO2 production an oxy cracking technique in weak alkaline aqueous was conducted to selectively depolymerize Xilinguole lignite XL into humic acid HA under mild condition

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  Characterization of coal based humic acids in relation to

  ·Oxidation of the coal used followed by the humic acids extraction led to the selective production of more carboxylic acid groups than phenolic groups although the amount of phenolic groups was

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  How To Make Humic Acid A Simple Guide With

  ·One of our proposals is to utilize the Peranap coal for humic acid extraction he said The team s research found that each ton of Peranap coal extraction can yield 50 percent humic acid 500 kilograms more than the team s original aim of merely 20% Furthermore the calorific value of the coal also increased by 20 percent after

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  Characterization of pH fractionated humic acids derived

  ·Humic acids from Chinese weathered coal were pH fractionated successfully • The compositional and structural characteristics of HA fractions were investigated • The characteristics of HA fractions varied with the extraction solution pH • HA 6∼7 had the highest aromaticity and the most abundant COO/N C=O groups •

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  Extraction optimization and quality evaluation of humic acids

  Bio solubilization 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 cell free filtrate CFF of Penicillium ortum MJ51 The extraction method was optimized using response surface methodology RSM based on the interactive

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  Depolymerization of low rank coal by extracellular fungal

  ·During the depolymerization process of coal humic acids using solid agar media gradients of ligninolytic enzyme activities toward 3 ethylbenzthiazoline 6 sulphonate and syringaldazine were detectable inside the agar medium Abstract The production of ligninolytic enzymes was studied in surface cultures of the South American white rot

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  Humic substances Structure function and benefits for

  ·Humic acid induces recognition by hormone receptors in plants and activates the production of defensive metabolites García et al 2012 Shen et al 2020 evaluated the impact of HA on the physiological and photosynthetic behavior of millet seedlings under drought stress and observed that HA promoted seedling growth by

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  Technology for Production of Humic Preparations

  Despite numerous theoretical studies and confirmed positive results in this area there are no industrial technologies for the production of humic fertilizers of a sufficient level of development The overwhelming majority of preparations based on humic acids have an active ingredient concentration of no more than 2 3%

  Heilongjiang Jiahe Humic Acid Co Ltd LookChem

  Heilongjiang Jiahe Humic Acid Co Ltd About us Heilongjiang Jiahe humic acid is located in the famous production base of high quality coal Hegang City in Heilongjiang Province where the vast forests and grasslands gave birth to the high grade humic acid natural resources The company has the first class production equipment and

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  Effect of humic acid on soil properties and crop

  ·The paper reports the impact of the conditions of mechanical activation for the preparation of ultra fine coal powders with an increased content of humic acids HA With an optimum grinding time of 20 min and revolution amplitude of 400 a double increase of HA contents can be In the process of activated coal grinding

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  Humic acid manufacturer Potassium humate Potassium

  Shizuishan Haiyuan Chemical Factory is a large scale modern humic acid manufacturer in China mainly producing sodium humate potassium humate potassium fulvic acid humic acid fertilizer and other products Shandong Henan Hebei Sichuan Shanxi Shaanxi Inner Mongolia and other places

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  Solid state mechanochemical technology for deep

  ·The technology of mechanochemical oxidative modification of brown coal in solid phase was developed and scaled using flow type equipment With the oxidized brown coal BCox the yield of humic

  Heilongjiang Jiahe Humic Acid Co Ltd LookChem

  Heilongjiang Jiahe Humic Acid Co Ltd About us Heilongjiang Jiahe humic acid is located in the famous production base of high quality coal Hegang City in Heilongjiang Province where the vast forests and grasslands gave birth to the high grade humic acid natural resources The company has the first class production equipment and

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  Technology for Production of Humic Preparations

  Despite numerous theoretical studies and confirmed positive results in this area there are no industrial technologies for the production of humic fertilizers of a sufficient level of development The overwhelming majority of preparations based on humic acids have an active ingredient concentration of no more than 2 3%

  Characterization of humic acids from original coal and its

  ·Introduction Humic acids HAs is a mixture of natural amorphous colloid formed through various biological and abiotic degradation processes of animal and plant residues 1 which are featured by complex molecular structure chemical composition chemical reactivity and decomposition resistance widely exist in soil coal and

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  Sorption of norfloxacin onto humic acid extracted from weathered coal

  ·Nevertheless to our knowledge sorption characteristics and mechanisms of NOR onto humic materials have not been well reported and there is a lack of the knowledge of how NOR behaves on HA extracted from weathered coal although coal is one of important sources for producing humic materials based on previous studies Čežíková

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  Characterization of pH fractionated humic acids derived from

  ·This work explores the effect of humic acids HA fractionation on the sorption ability of a natural zeolite NYT —HA adduct HA were extracted from compost fractionated via the pH

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  Composition of Humic and Fulvic Acids from Lignite

  ·A method has been developed and tested for isolating humic acids and fulvic acids from lignite The yields are high up to % for humic acids; and up to % for fulvic acids The composition of the initial and residual lignite from the Kansk Achinsk and South Ural Basins and the extracted humic and fulvic acids is investigated by technical

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