• Leonardite, the perfect fertilizer | Harvesting Nature's ...

    Jun 03, 2009 · Leonardite as a source of humic acids for crop production was discovered in the 1960's. Researchers at the US Bureaus of Mines began to experiment with appliions of crushed leonardite to agricultural soils. They found that appliions of the material. at rates of 100 to 2,000 per acre, increased yields of potatoes, sugar beets and other ...

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  • mining engineering: Recent Development in Lignite ...

    Aug 21, 2011 · Very important components of lignite, humic acids, occur naturally in lignite and can account for an important fraction (10 80% depending on the maturity level) of the lignite organic matter [1]. Leonardite is a special type of lowrank and low grade coal. It derives either from lignite that has undergone oxidation during surface exposure or ...

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  • Hydrogen peroxide oxidation of humic acids and lignite

    The peroxy acid can itated lignite humic acids (HAs) were centrifuged, washed several react as an electrophile with lignine, leading to oxidation and times by a mixture of HCl M and HF M, distilled water subsequent degradation [31,34–40]. until chloridefree, dried to .

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  • Organic fertilizer production line manufacturers explain ...

    Jun 10, 2021 · 1. Humic acid. Humic Acid (HA) is the remains of plants and animals, mainly plants, that have undergone microbial decomposition and transformation, as well as a series of complex geochemical ...

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  • Lignite

    We can reduce xyloid lignite stone into fine powder through the process of trituration. We can also generate a generous quantity of humic acid if we mix it in a weak potash solution. Further, leonardite is a soft and shiny form of oxidised lignite that comprises humic acid in high levels. Another type of lignite is the jet, a gemlike, hardened ...

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  • Agriculture: humic acid as a remedy

    Dec 14, 2012 · Humic acid is known as black gold of agriculture. ... feasible process for the production of humic acid from indigenous coals of Pakistan. ... that appliion of lignite coalderived humic acid ...

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  • Assessment of Efficiency of Humic Acids Extraction Process ...

    The aim of the research was to determine efficiency of humic acids extraction process, using different kinds and fineness of lignite. Stronger fines size reduction provides growth of active surface subjected to extractant treatment and better porosity of mass subjected to extraction, so as the lignite fineness decreasing the increase of ...

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  • [PDF] Extraction of Humic Acid from Lignite by KOH ...

    Mar 31, 2019 · 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 HA yield were investigated. The physicochemical characterization of the products was performed, and the reaction mechanism was explored.

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  • Humic acids as feed additive for dairy goats – HUMINTECH

    HUMAGRA NPK 1003 + HUMIC ACIDS; HUMINSEED Liquid; FULVITAL Plus Liquid; AMINO POWER Plus Liquid; AMINO POWER Liquid 50; Appliions. Appliions; Horticulture Greenhouses; Hydroponic; Turf Meadow; Openfield; Orchards; Ornamental Flowers; Vineyards; Seed Treatment; Information. Information; What are Humic Acids? What is .

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  • Production of organic fertilizer using humic acid

    Jul 22, 2019 · Roller Press Granulator Production Line. Products. Fertilizer Granulator Machine Series. ... Production of organic fertilizer using humic acid. ...

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  • Extraction of Humic Acid from Lignite by KOHHydrothermal ...

    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 HA yield were investigated. The physicochemical characterization of the products was performed, and the reaction mechanism was explored.

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  • Lignite is a low rank coal while bituminous is a ...

    Humic acid refers to a dark colored partly colloidal material derived from decaying organic matter which imparts acidity to the solution. It is otherwise called carbonic or organic acids. The nitrogen acids must at least play a minor role in most natural waters.

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  • ValueAdded Humic Acid Derived from Lignite Using Novel ...

    ValueAdded Humic Acid Derived from Lignite Using Novel SolidPhase Activation Process with Pd/CeO2 Nanoalyst: A Physiochemical Study Yafu Tang, Yuechao Yang, Dongdong Cheng, Bin Gao, Yongshan Wan, and Yuncong C. Li ACS Sustainable Chem. Eng.,

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  • USA

    USA US332841A USA USA US A US A US A US 332841 A US332841 A US 332841A US A US A US A US A US A US A Authority US United States Prior art keywords humic acid solution sulfite grams extracting Prior art date Legal status .

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  • Addition of Different Levels of Humic Substances Extracted ...

    1. Introduction. Humic substances (HS) are complex molecules that originate from the humifiion process of decaying organic matter, particularly plants, and are natural constituents of water, soils, and lignite [1,2,3].It has been documented that HS have antiinflammatory, antibacterial, antiviral, and antitumor properties in humans and animals [1,4,5].

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  • Organic fertilizer production line manufacturers explain ...

    Jun 10, 2021 · 1. Humic acid. Humic Acid (HA) is the remains of plants and animals, mainly plants, that have undergone microbial decomposition and transformation, as .

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  • The Secrets of Humic Acid Part 2

    The Secrets of Humic Acid Part 2 Humic Acid Based Products . Lignite, weathered coal and peat have a structure similar to soil humus, and it is very difficult to predict how and when plants and soil will release humic acid if put them (raw material) into the soil.

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  • The production of the humic acid compound fertilizer

    Production method:take peat,lignite and weathered coal as raw materials,first use sulfuric acid to carry out acidifiion reaction with humic acid in weathered coal to produce free humic acid and calcium sulfate with small solubility,then use ammonium bicarbonate to neutralize humic acid to produce watersoluble humic acid ammonia,add proper ...

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  • Extraction and purifiion of humic acids from lignite ...

    Oct 20, 2019 · Humic acids (HAs) are high molecular weight biopolymers generally obtained from humic compounds of organic matter distributed in the soil, peats and sapropels, natural waters, low rank coals, leonardite and lignite coals (Savel'eva et al., 2015, 2017; HuculakMączka et al., 2018; Fuentes et al., 2018).Commercial HAs are mainly extracted from .

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  • استخراج هیومیک اسید از زغال‌سنگ‌‌های لیگنایت با استفاده از ...

    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 research issue. The conventional technique used to extract HA is based on their solubility in alkaline and acidic mediums.

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  • Humic Acid Production Process

    Hümik Asit Üretimi

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