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Application of Modified Humic Acid MHA Binder in the ,
Modified humic acid MHA binder consists of high molecular weight organic molecules and inorganic part It is extracted from lignite coal with sodium hydroxide and used in pelletization of iron ....

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humic acid binder for lignite pellet
A humic acid binder for pelletizing of fine coal Using both laboratory and pilot scale models, research work conducted at the Department of Mining Engineering at University of Missouri-Rolla UMR on a single-state fine coal dewatering and briquetting technique, has shown the potential of briquetting to enhance the handling, transportation, and...

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Method of obtaining biologically active humic product
FIELD agriculture SUBSTANCE method of production of water-soluble humic acids which includes drying of brown coal with a content of humic acids of at least 50 , crushing the brown coal, processing the crushed coal with the alkaline reagent, and brown coal before crushing is dried to a residual moisture content of no more than 20 , after crushing it is divided into fractions more than 10 ....

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Fuel agglomerates and method of agglomeration
Oct 07, 1986 0183 32 The humic acid is extracted from oxidized carbonaceous material with a mild aqueous alkali solution of, for instance, ammonia The particulate material is blended with the extract which serves as the binder for the agglomerat The water-resistant agglomerates are formed such as by pelletizing, followed by drying to remove moisture and ....

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Drying and reconstitution of subbituminous coal
PETC`s task in this agreement was to conduct broad, baseline studies in three areas 1 to develop a humic acid binder from AMAX subbituminous coal using the PETC-developed Humic Acid Binder Process, 2 to reconstitute AMAX`s dried subbituminous coal fines from the bag house and the fluidized bed dryer product with humic acid binder, and 3 ....

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Bentonite Iron Ore Pelletization,naturemill automatic ,
Iron Ore Pelletizing Bentonite Bentonite is commonly used in pelleting of iron ore The use of bentonite as binding agent is quite common in the world due to its availability and its being cheap Montmorillonite montmorillonite Al, Mg 2 OH 2 Si, Al 4 O10 n H2O, which the main mineral of bentonite, is fine ,...

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humic acid binder for lignite pellet
A humic acid binder for pelletizing of fine coal 2019-12-5 This stone describes a new coal pelletization process that utilizes a coal-derived binder consisting of a water-soluble colloidal system of humic acids dispersed in an ammonium hydroxide solution Fine-coal pellets produced by this process were subjected to...

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Humic Substance
Jan 31, 2017 0183 32 On the basis of Funa binder research, the extracting procedure of a humic substance-based binder was modified, and a composite binder named Modified Humic Acid MHA was prepared for oxidized pellets, especially for making Vanadium-Titanium V-Ti magnetite pellets, and achieved qualified V-Ti magnetite oxidized pellets in industrial testing...

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Humate mininig in northwestern New Mexico
Humic acid can be recovered in some quantity from peat, peat moss, some forest soils, lignite, and brown coal Burdick, 1965 Concentrations of humic acids, and their salts which are properly termed humates , expressed in terms of humic acid, have reached 70 percent by weight in some samples col-lected from the Upper Cretaceous coal-bearing ....

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MINFILE Mineral Inventory
The quarry site exposed the following section 15-30 metres of till 09-15 metres of white to beige volcanic ash 06-12 metres of dark brown and grey clay 30 metres of beige volcanic ash and 0-06 metre of beige volcanic ash with frequent coal fragments and 03 metre of sparse andesitic lapilli tuff...

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Michigan Technological University Digital Commons ,
Modified Humic Acid binder that was tested in that paper MHA binder research is not part of this dissertation Silva papeBenito r 7above provided the industrial stack emissions and abrasion indexdata from the Brazilian pellet ization plant Matthew Nitz paper 9 above...

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1990 The application of granulation to fine coal preparation
1990 The application of granulation to fine coal preparation Komaruddin Atangsaputra , enhance fine coal handling, ash, calorific value, environment and utilisation characteristics , The chemical binders examined should include humic ac In addition, further investigation of binder use must be continued to seek ....

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Fuel agglomerates and method of agglomeration Patent ,
article osti_866003, title = Fuel agglomerates and method of agglomeration , author = Wen, Wu-Wey , abstractNote = Solid fuel agglomerates are prepared of particulate coal or other carbonaceous material with a binder having a high humic acid or humate salt content The humic acid is extracted from oxidized carbonaceous material with a mild aqueous alkali solution of, for instance, ammonia...

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Review of organic binders for iron ore concentrate ,
Low-grade iron ores are finely ground and processed to recover iron-bearing minerals However, the iron-rich powder is too fine to be used directly in blast furnaces and most direct reduction furnaces, and must be agglomerated or pelletized into a usable product called pellets Bentonite clay has traditionally been used as a binder to make iron ore concentrate pellets, but it is ....

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Potassium Humate Sulfur Compound Granule
May 14, 2020 0183 32 What is claimed 1 A process for making a potassium humate sulfur compound granule, the process comprising obtaining a sample of a carbonaceous substance comprising humic acid and one or more other substances contacting the sample with an amount of an alkaline mixture, thereby forming an extraction mixture, the extraction mixture consisting essentially of a sludge component, the ,...

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lignite in china, lignite in china Suppliers and ,
Alibaba offers 1,256 lignite in china products About 15 of these are Organic Fertilizer, 5 are Petroleum Additives, and 0 are Electronics Chemicals A wide variety of lignite in china options are available to you, such as classification, usage, and shape...

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4 main factors that will influence the coal briquette quality
Coal fine briquetting conditions include briquette pressure, briquette moisture, binder type and ratio, mixing time and mixing way, material size and composition, curing way and coal briquette drying temperature, etc But only 4 of them are the main factors...

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Strength development of solidified dredged sludge ,
The disposal of dredged sludge DS poses an increasingly difficult problem for sediment dredging engineering This study investigated the strength development of solidifying DS containing humic acid HA with cement, lime and nano-SiO 2 NS A range of unconfined compressive strength UCS and pH tests were conducted to explore the roles of cement, NS, HA, lime and curing age on the ....

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Interfacial reaction between humic acid and Ca ,
Nov 01, 2019 0183 32 1 Introduction Humic acid HA is a kind of natural organic matters widely present in lignite, danty and natural waters such as lakes, groundwater and rivers Wang et al, 2012 Kavurmaci and Bekbolet, 2013 The interaction between HA and natural mineral particles in presence of water is a very important research subject in a wide range of geochemical and environmental fields Lei et al ....

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Different briquette binder for coal briquette, coke briquettes
Dec 13, 2018 0183 32 Humic acid is a kind of organic acid containing various functional groups produced by plants in the process of spoilage It has colloidal properti The humic acid binder has strong polarity and is easy to bond with the surface molecules or molecules in the micropores, this could lead to a certain strength coal briquette...

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Extraction and characterization of humic acid from coal ,
The raw material used in the extraction of humic acid HA was the subbituminous coal from Candiota mine southern of Brazil , with mean diameter of 0032 mm determined by laser granulometry Cilas 1180 The proximate analysis of coal revealed 5336 of ash content, 2428 of volatile matter and 5 of total moisture...

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Bentonite For Iron Ore Pellets Binder View
Our grinding mills include VM Vertical grinding mill, MTW European grinding mill, T130X Super fine grinding mill, HGM Micro powder grinding mill, TGM Trapezium grinding mill, Hammer mill and Ball mill, which can be used for Processing Limestone, Quartz, Calcite, Gypsum, Dolomite, Barite, Talc, Coal, Calcium Carbonate, Slag, Iron Ore, Gold Ore, etc...

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PDF Effect of modified humic acid binder on ,
Fulvic acid is one of the important functional groups of modified humic acid MHA binder which is invented by the authors and can be used as an excellent composite binder in pelletizing...

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Effects of metal cations on the fulvic acid FA ,
Organic binder is a significant substitution of the bentonite in iron ore pelletizing process, reducing the exploitation of clay resource and improving the quality of pellets Fulvic acid is one of the important functional groups of modified humic acid MHA binder which is invented by the authors and can be used as an excellent composite ....

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briquette lignite steam coal for sale
Coal briquette is made by the coal briquette machine which uses coal dust or coal fine as the raw material Sometimes we add other materials like the binder or something to make the briquette as most of the coal fine is hard to form together only by briquette machine Why coal briquette...

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Humic substances
Aug 26, 2014 0183 32 Humic substances-based polymer system United States Patent 8815976 , Pelletizing and briquetting of coal fines using binders produced by liquefaction of biomass 1999-06-29 White , solvent in a role such as diluent In a particularly preferred embodiment, the humic substance itself can comprise humic acid and/or fulvic ac The system ....

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Pelletization Using Humic Substance
Jan 31, 2017 0183 32 To compensate for this defect and make stronger pellets, cheap calcium bentonite was added into humic substance binder In this study, a fluxed hematite concentrate was pelletized with various types of binders lignite plus sodium hydroxide, calcium bentonite activated with modified humic acid MHA , and MHA binder...

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The purpose of adding binder to pellet
The binders used for cold consolidation molding mainly include water glass, cement, asphalt, humic acid salt, carboxymethyl cellulose, starch, etc inorganic binders have side effects of increasing harmful elements in iron concentrate, which may lead to poor metallurgical properties of pellets, so organic binders came into being...

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Iron Ore Adsorption World CGM Association
A further study on adsorption interaction of humic acid on natural magnetite, hematite and quartz in iron ore pelletizing process Effect of the solution pH value Powder Technology 2015, 271, 155-166 DOI 101016/jpowtec201410045 Dora I A Pereira, Bianca Lederer, Jonathan J Powell...

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peat flotation ncentrate
Pelletizing of Iron Ore Concentrat Table of ContentsResearch ProgramMajor VariablesApplications of Peat Moss Binder General Application The program of study of pellet binder materials was begun by the ORF in 1963 to examine various Canadian materials as substitutes for bentonite which is imported in large tonnages 199,270 tons in 1969 from the USA for Canadian pellet plant operations...

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