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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Cooperate with many well-known enterprises at home and abroad, develop together, create a win-win situation, and provide successful guarantee for 200,000+ customers.

stone crusher for sale in Haryana

stone crusher for sale in Haryana

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free books on dolomite grinding

free books on dolomite grinding

To investigate if grinding had detrimental effects, a detailed study was carried out using dolomite as the material to be ground. The unit cell of dolomite remained intact even after 24 h of grinding in a high-energy vibrating mill. This fact was confirmed using an X-ray powder diffraction methodology

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mobile crusher company

mobile crusher company

Jaw Crusher,Stone Crusher,Cone Crusher,Rock Crusher,Mobile Crusher,Hammer Crusher,Impct Crusher,Sand Making Machine,Sand Washing Machine that are widely used in mining,construction,highway,bridge,coal,chemical. ... Company News. Difference between sand making machine and stone crusher Oct 23 2018

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talcum stone grinding machine in oman

Grinding Of Talc In Karachi Stone Crusher Quarry. Jul 01 2012 Impact Crusher Jaw Crusher Stone Crusher Manufacturer Quarry Plant Talc Powder Grinding Plant sale in South Africa Talc Powder Making Get Price Crusher Wikipedia the free encyclopedia talcum powder stone grinder mill in karachi Smarter Computing Blog talc crusher and grinding machine nigeria YouTube

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Crusher Primer Africa. s afri bagian harga stone crusher shanba pe . LMsin crusher, penggilingan peralatan untuk dijual di, crusher dampak sekunder, . 1607 2014 LMnurut penyelidikan di Pakistan, tanaman batu crusher.LMsin . Dampak Crusher 400 700 pixieerers . Get Price And Support Online 400 ton per jam semen crushing plant. jual crusher

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sbm mining kimberley

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basedict.txt - Free ebook download as Text File (.txt), PDF File (.pdf) or read book online for free

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second hand crusher in andhra pradesh

second hand crusher in andhra pradesh

deepa machines for crusher - richardsbakery.nl. Deepa stone crushers second hand - crusher machine 7 jp industries ltd india - quarry - deepa stone crushers second hand used cone crushers for sale click on machine photos for new and pvt ltd deepa crushers muthappan stone crusher industries of crusher crushersand crushing plant tamilnadu deepa -deepa m sand machine is a hsi specially designed

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aggregate crusher plant in ghana

aggregate crusher plant in ghana

This crushing plant can be used to crush limestone, granite, kaolinite, aggregate, gravel sand, gold ore, etc. It’s specially designed for output of 40-60 tph. Stone Crushing Plant With Capacity 100-120 TPH This crushing plant is specially designed for output of 100-120 tph

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manufacture of metal crusher line in iran

manufacture of metal crusher line in iran

manufacture of metal crusher used in iran. Manufacture Of Metal CrusherLineIn IranProducts.Manufacture of metal crusherlinein iran250tph river stone crushing line in chile 200tph granite crushing line in cameroon 250tph limestone crushing line in kenya 250tph granite crushing line in south africa kefid 120tph granite crushing line in zimbabwe 400tph crushing plant in guinea

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casting plates for crusher in india

casting plates for crusher in india

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stone crushing machinery tractor mounted uk

stone crushing machinery tractor mounted uk

SEPPI M. stone crushers and forestry tillers for PTO tractors are for: land reclamation, ... Multi-purpose crushers for PTO tractors! Crushing stones, mulching wood. MIDIPIERRE - new version! stone crusher 80-130 HP ... Boom mounted mulchers. SBM. SBM tele. Video. …

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machines used for crushing coal

machines used for crushing coal

Coal crushing machine for coal waste rock in bricks is the mining equipment used in coal crushing plant. coal crusher machine,coal crushing process machine,coal … The stone coal crusher machine from liming has broad market both at home and abroad

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fine wet ball mill expertise

fine wet ball mill expertise

An experimental investigation on grinding mechanism for calcite used in a stirred ball mill was carried out. The slurry concentration and the amount of grinding aids were chosen as main experimental factors of the grinding process. The effect of grinding aids on particle size distribution and grinding efficiency, defined as the increases of specific surface area per the specific grinding

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silica sand crusher prices in malaysia

Malaysia used crusher for sale,2nd hand crushing plant supplier. Sand Solutions … liming crushers supply additional crushing force using a … New and used crusher is offered for sale in Malaysia. liming new and used jaw crusher …

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dxn crusher spare parts factory in india

dxn crusher spare parts factory in india

cme crusher plant branches in india. crusher plant branches in india. CME crusher plant branches in india Grinding Mill Chinaindonesia basalt crusher plant SlideShare 3 days ago Loion Indonesia dealer of cme crusher plants spares in delhi mets crushers spare parts aailaability in india spare parts of hammer crusher in india cone crusher spare parts india Project china cme cone crushing plant

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jaw crusher capacity

PE400 Jaw crusher with diesel engine capacity 10-40tph primary stone crusher. 6. 5. Small Stone Crusher Truck Towing Mobile Rock Crushing Machine Diesel Engine Jaw Crusher PE400 with Conveyor Belt. 6. 7. See All. Photos. See All. Posts. Jaw Crusher is at Henan Ling Heng Machinery co.,ltd

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comparison of cone crusher and impact crusher

comparison of cone crusher and impact crusher

Feb 28, 2020 · 1. Application. 1. Jaw crushers are mainly used as primary crushers, it can crush hard material, such as granite, basalt. 2. Impact crusher is usually used as a medium-fine hardness crusher, such as limestone, concrete, it has good crushing efficiency of some brittle material

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horizontal impact crusher pdf

horizontal impact crusher pdf

It can be applied to both horizontal- and vertical-shaft impact crushers by means of the corresponding estimations for the average impact energy per unit mass presented here.We propose a new

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screening coal plant manufacturers

screening coal plant manufacturers

Intech Engineers is India’s leading Coal Handling Plant manufacturers suppliers and exporters Belt Conveyor, Dust Collector, Air Washer, Vibrating Screen, etc at best price Enquiry Now 0120-2555601

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mobile mining machine malaysia

mobile mining machine malaysia

Sandvik Mining and Rock Technology is delighted to announce the appointment of Wedago (WDG) as its new sole distributor for mobile crushers and screens in Malaysia. Sandvik’s world-leading mining and construction equipment offering needs no introduction; and now customers throughout Malaysia will be able to benefit from even greater levels of

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