patent of iron ore process

First, in 1856, Henry Bessemer patented his converter process for blowing air through molten pig iron, and in 1861 William Siemens took out a patent for his regenerative open-hearth furnace

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patents assigned to process research ortech, inc. justia

patents assigned to process research ortech, inc. justia

Mar 26, 2014 · Patent number: 10041141. Abstract: A process for leaching a value metal from a titaniferous ore material comprising the step of leaching the ore material at atmospheric pressure with a lixiviant comprising magnesium chloride and hydrochloric acid …

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wo2014063211a1 iron ore concentration process with

wo2014063211a1 iron ore concentration process with

This application claims priority from U.S. Patent Application No. 61/719,143, titled "Specification for Iron Ore (Itabirite) Concentration Process with Milling Circuit and Dry Desliming and Dry or

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sulfideoreleachingprocess patentus 9085812 b2 pubchem

sulfideoreleachingprocess patentus 9085812 b2 pubchem

patent: us-9085812-b2: inventor: du plessis chris andre (au) mora-huertas nelson eduardo (au) guimaraes felipe hilario (au) bowes keith graham (au) assignee: vale sa (br) vale sa (br) dates

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ca2524637c iron orepellets with googlepatents

ca2524637c iron orepellets with googlepatents

- Google Patents Iron ore pellets are produced by a process in which the iron ore is mixed with additives necessary to adapt the desired chemical composition, and they are then pelletized in

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us865658a method of sintering ores googlepatents

us865658a method of sintering ores googlepatents

US865658A US33873806A US1906338738A US865658A US 865658 A US865658 A US 865658A US 33873806 A US33873806 A US 33873806A US 1906338738 A US1906338738 A US 1906338738A US 865658 A US865658 A US 865658A Authority US United States Prior art keywords furnace ore dust chamber flue dust Prior art date 1906-10-13 Legal status (The legal status is an assumption and is not …

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us patent application for iron ore concentration process

us patent application for iron ore concentration process

Oct 25, 2013 · In one embodiment, the invention provides an iron ore concentration process with grinding circuit, dry desliming and dry concentration, wherein the process comprises the steps of: a) crushing an ore; b) dry grinding of the ore crushed in step a); c) dry desliming of the ore grinded in step b); and d) magnetically separating the ore deslimed in step c), resulting in a concentrate product and a reject

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us patent for iron ore concentration process with grinding

us patent for iron ore concentration process with grinding

Oct 25, 2013 · US Patent for Iron ore concentration process with grinding circuit, dry desliming and dry or mixed (dry and wet) concentration Patent (Patent # 10,207,275 issued February 19, 2019) - Justia Patents Search Iron ore concentration process with grinding circuit, dry desliming and dry or mixed (dry and wet) concentration Oct 25, 2013 - VALE S.A

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us3672579a process for beneficiating magnetite iron ore

us3672579a process for beneficiating magnetite iron ore

A process for upgrading low-grade magnetite-containing iron ore with minimum fine grinding. The dry ore is first comminuted to between about three-fourths inch and 10 mesh particle size and magnetically separated. The dry tailing is discarded and the concentrate is ground to between about 20 and 100 mesh and again subjected to dry magnetic separation

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us2799572a iron ore pelletizing process google patents

us2799572a iron ore pelletizing process google patents

US2799572A - Iron ore pelletizing process and product - Google Patents Iron ore pelletizing process and product Download PDF Info Publication number ... iron ore fines Prior art date 1953-04-03 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as

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ca2524637c iron ore pellets with google patents

ca2524637c iron ore pellets with google patents

- Google Patents Iron ore pellets are produced by a process in which the iron ore is mixed with additives necessary to adapt the desired chemical composition, and they are then pelletized in

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us865658a method of sintering ores google patents

us865658a method of sintering ores google patents

US865658A US33873806A US1906338738A US865658A US 865658 A US865658 A US 865658A US 33873806 A US33873806 A US 33873806A US 1906338738 A US1906338738 A US 1906338738A US 865658 A US865658 A US 865658A Authority US United States Prior art keywords furnace ore dust chamber flue dust Prior art date 1906-10-13 Legal status (The legal status is an assumption and is not …

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iron ore agglomeration processes and their historical

iron ore agglomeration processes and their historical

Dec 28, 2015 · Pelletizing of iron ore is a method of Swedish origin, patented in 1912 by AG Andersson (Yamaguchi et al., 2010). The process was developed in the USA in the 1940s, and the first commercial plant started operation in Babbitt, Minnesota in 1952. The first iron ore pellet plant of the grate-kiln type was established at Humboldt Mine, Michigan in 1960

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iron ore concentration process with grinding circuit, dry

iron ore concentration process with grinding circuit, dry

WO 2014/063211 PCT/BR2013/000411 1 IRON ORE CONCENTRATION PROCESS WITH GRINDING CIRCUIT, DRY DESLIMING AND DRY OR MIXED (DRY AND WET) CONCENTRATION This application claims priority from U.S. Patent Application No. 61/719,143, titled "Specification for Iron Ore (Itabirite) Concentration Process 5 with Milling Circuit and Dry Desliming and Dry or Wet Concentration", filed on …

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processfor separation of siliceous and phosphatic

processfor separation of siliceous and phosphatic

A method of separating siliceous and phosphatic material from iron ore containing said material without flotation which comprises (a) forming an aqueous suspension of a finely ground ore having said siliceous and phosphatic material in physically separated form, (b) adding to said suspension about 0.02 to 0.3 percent based on the weight of said ore, of a conditioning agent selected from the group consisting of …

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(pdf)iron ore sintering process researchgate

(pdf)iron ore sintering process researchgate

Sintering is a thermal agglomeration process that is applied to a mixture of iron ore fines, recycled ironmaking products, fluxes, slag-forming agents and solid fuel (coke)

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iron ore pelletizing process an overview intechopen

iron ore pelletizing process an overview intechopen

Jul 10, 2017 · The idea of rolling moist fine ore in a drum to form balls and then drying and firing it was first patented by A. G. Andersson in Sweden in 1912. Further development was performed to bring the idea to reality. In 1943, E. W. Davies and co-workers demonstrated the process using an …

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steel open hearth steelmaking britannica

steel open hearth steelmaking britannica

Steel - Steel - Open-hearth steelmaking: Though it has been almost completely replaced by BOF and EAF steelmaking in many highly industrialized countries, the open hearth nevertheless accounts for about one-sixth of all steel produced worldwide. The open-hearth furnace (OHF) uses the heat of combustion of gaseous or liquid fuels to convert a charge of scrap and liquid blast-furnace iron to

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hazer group obtains patentsfor its hydrogen and graphite

hazer group obtains patentsfor its hydrogen and graphite

Dec 17, 2018 · Technology development company Hazer Group (ASX: HZR) has been granted two innovation patents and had the application for its first Australian patent accepted in relation to its low-emission hydrogen and graphite production process.. The company today announced acceptance by the Australian patent office of an application covering aspects of its Hazer Process, with the application …

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microbial reduction of iron ore(patent) doepatents

microbial reduction of iron ore(patent) doepatents

A process is provided for reducing iron ore by treatment with microorganisms which comprises forming an aqueous mixture of iron ore, microorganisms operable for reducing the ferric iron of the iron ore to ferrous iron, and a substrate operable as an energy source for the microbial reduction; and maintaining the aqueous mixture for a period of time and under conditions operable to effect the reduction of the ore

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method of concentration of magnesia chromiteore

method of concentration of magnesia chromiteore

Known combined method for processing an integrated iron ore, chromium, Nickel and cobalt [Japan patent No. 2522, CL 9CQ, Appl. 19.06.1963, publ. 15.04.1964]. The primary ore is divided into classes with a high content of Nickel and iron with a high content of chromium and cobalt

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fuel andoxygen addition for metal smelting or refining

fuel andoxygen addition for metal smelting or refining

@article{osti_869610, title = {Fuel and oxygen addition for metal smelting or refining process}, author = {Schlichting, Mark R}, abstractNote = {A furnace 10 for smelting iron ore and/or refining molten iron 20 is equipped with an overhead pneumatic lance 40, through which a center stream of particulate coal 53 is ejected at high velocity into a slag layer 30

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ball mill contact layer 10x1400x6000mm p n 2125210

ball mill contact layer 10x1400x6000mm p n 2125210

ball millcontact layer 10x1400x6000mm p n 2125210 carbon brush 65x32x25mm grade sag ballmillMC Machinery.ball millcontact layer 10x1400x6000mm p n 2125210.BallMillStone CrusherBall millcan be divided intoballrollermillcementball millaccording to its applicationBall millis an efficient tool for grinding many materials into fine powderball millcontact layer 10x1400x6000mm p

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Plant milk (plant-based liquids, alternative milk, nut milk or vegan milk) is a plant juice that resembles the color of milk and refers to manufactured, nondairy beverages made from a water-based plant extract for flavoring and aroma. Plant milks are vegan beverages consumed as plant-based alternatives to dairy milk, and often provide a creamy mouthfeel

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jaw crushers caiman

Mar 24, 2021 · 2013 Sandvik QJ341 Jaw Crusher. 3311 Hours This machine has a massive jaw opening 47"x29". Maximum Feed Size is 25"6' Single Toggle C12 Jaw Crusher. Engine is a CAT C9.3 Acert, 355hp

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roller crusher rl 25

2PG 700*500 Double Roller Crusher For Gravel Stone : Application: Rock crushing, Stone crushing, Cement, Mining Double roller crusher ,roll crusher also can be called roller crusher,double roll crusher or teeth roll crusher,is suitable to be used in such industrial departments as cement, chemistry, power, metallurgy, building material and refractory for the medium and fine crushing of medium

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hematite 3000t d cement machinery rotary kiln

Sourcing Guide for Rotary Kiln: China manufacturing industries are full of strong and consistent exporters. We are here to bring together China factories that supply manufacturing systems and machinery that are used by processing industries including but not limited to: cement rotary kiln, cement kiln, cement plant

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Kerala gold shaker table for sale

Kerala gold shaker table for sale

The Gemeni shaking table has been specifically designed for the recovery of fine gold to a directly smeltable concentrate. Several models are available to cater for feed rates from 115 kg/h up to 450 kg/h. A laboratory unit is also available, treating 30kg/h. The deck grooves are uniquely designed to optimise the collection of gold particles

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white clay single cylinder cone crusher

White Kaolin Clay Coal Vibrator Screen Machine. Kaolin Crushing Process Cone Crusher High Efficiency Cone Hcs90 cone crusher for kaolin production,nickel . the hcs90 type cone crusher with highefficiency and single cylinder hydraulic pressure is a kind of hightech crusher to meet the requirements of developed countries.it is designed by our company who brings in the usa technology , and

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precious gold ore classifier machine

Gold Refining Machine Mineral Separator Mobile Gold Panning Equipment/gold Ore Refining Machine. US $28500-$30000 / Set. 1 Set ... Gold Machine Classifier Machine High Quality For Gold Mining Used High Weir Type Single Spiral Classifier Machine. ... Precious Metal Extraction Refining Machine E waste Gold Recovery Plant. US $5000-$75000 / Set. 1

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crushing and derivatives company

crushing and derivatives company

VK was approached by Soy Bean Crushing Co & Derivates to build a new soya crushing plant beside the existing one, on a greenfield site measuring 230 by 350 metres. This extension, which will include the provision of storage silos (bunker silo and round metal silos), a ‘preparation & extraction building’ and feed mill, will double Soya Bean

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micro powder grinding machine in Mizoram

micro powder grinding machine in Mizoram

powder grinder machine micro surface grinding machine 480x200 for sales . US $3900-$3900 / Set 1 Set (Min. Order) 7 YRS . Shenzhen Dijin Machine Equipment Co., Ltd. (33) 89.1% " Amazing seller " (3) " Customer service

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used mini rock crushers for sale congo k

used mini rock crushers for sale congo k

SEPPI MIDIPIERRE crush and recycle stones up to 20 cm [8”] Ø.. First prototype of the SEPPI MIDIPIERRE stone crusher was build in 1987. Through this "long-term" development, today the SEPPI stonecrusher MIDIPIERRE has achieved maximum efficiency. The little stone crusher MIDIPIERRE clears land from stones, no matter whether for agricultural land, as a step of land reclamation, for the

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new minerals track jaw crusher in australia

new minerals track jaw crusher in australia

PE Series Jaw Crusher can be used to crush various mineral stones and bulk materials to medium size. Read More >> Crushing Equipment. From large primary jaws and gyratories to cones and VSI for tertiary and quaternary finishing, SKD has the right crusher and crusher parts to meet your material reduction requirements.We win the trust and respect

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wolframite vibrating screen overseas in laos

wolframite vibrating screen overseas in laos

Sand and stone production line of Don Sahong hydropower station in Laos. The main equipment: ZSW4911 vibrating feeder, ISP1310 impact crusher, C1008 jaw crusher, GPY200S cone crusher, PLS1000 vertical impact crusher, 3YK2160 vibrating screen

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stone crusher plant zenith made in turkey costs

Hengxing high productivity machines quarry stone crusher plant prices 30 500tph high productivity stone quarry stone crushing kinds of ore and stone mobile crushing plant stone US $20000 - $50000 / Plant

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india 100tph stone crushing plant for aggregates of sand

The JOYAL 80-100TPH Jaw & Cone Crushing Plant a crushing and screening system, which includes GZD960*3800 vibrating feeder,PE600*900 jaw crusher,ZYS36"-B cone crusher,3YZS1848 vibrating screen,B650*16M belt conveyor and

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used hand mining equipment

Placer mining / ˈ p l æ s ər / is the mining of stream bed deposits for minerals.This may be done by open-pit (also called open-cast mining) or by various surface excavating equipment or tunneling equipment.. Placer mining is frequently used for precious metal deposits (particularly gold) and gemstones, both of which are often found in alluvial deposits—deposits of sand and gravel in

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rod milling experiment of silica sand

rod milling experiment of silica sand

Ball milling is a grinding method that reduces the product into a controlled final grind and a uniform size, usually, the manganese, iron, steel balls or ceramic are used in the collision container. The ball milling process prepared by rod mill, sag mill (autogenous / semi autogenous grinding mill), jaw crusher, cone crusher, and other single

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flow diagram of gold processing

flow diagram of gold processing

process and refining gold flow diagram – Ore Crusher, Ore … Process And Refining Gold Flow Diagram. The Zenith is the professional mining equipments manufacturer in the world, located in China,India, along with other Asian … Click & Chat Now

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silico manganese iron ore impact crusher

silico manganese iron ore impact crusher

Pf1315 Mini Silicomanganese Ore Impact Crusher , Find Complete Details about Pf1315 Mini Silicomanganese Ore Impact Crusher,Mini Impact Crusher,Pf1315 Impact Crusher,Silicomanganese Ore Impact Crusher from Crusher Supplier or Manufacturer-Henan Zhengzhou Mining Machinery Co., Ltd

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high quality cheap ball mill rock crusher niger

high quality cheap ball mill rock crusher niger

Best Sale China High Energy Diesel Ball Mill Rock Crusher. $4,000.00-$15,000.00 / Set. 1 Set (Min. Order) CN Jiangxi Walker Machinery Co., Ltd. 7 YRS. 5.0 (8) Contact Supplier. 1/6. Test Ball Mill Crusher Best Sale Small Intermittent Ball Mill High Quality Zirconia Bowl for Ball Mill. $3,000.00-$12,000.00 / Set. 1 Set (Min. Order) CN Jiangxi

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