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List of Edison patents Wikiwand

1093 of Edison 39 s patents were in the United States but other patents were approved in This device has large bipolar magnets and is highly inefficient Magnetic Ore Separator U S Patent 0 263 132 – Electro Magnetic Railway U S Gold from Sulphide Ores U S Patent 0 474 592 – Ore Conveying Apparatus U S

Wet High Intensity Magnetic Separators WHIMS WPE Process

The Wet High Intensity Magnetic Separator WHIMS can be used in a wide variety of Nonferrous metal ore Separation of fine embedded wolframite from quartz construction with less maintenance Matrix fabrication technology patented Vibrating Screens middot Magnetic Separators middot Tramp Metal Magnets middot Metal

Patent US4543178 Dual intensity magnetic separation process for

Sep 24 1985 A process for recovering platinum and platinum group element ores from garnet scheelite cinnabar gold and platinum group metals PGM used alnico magnets to give a differential magnetic separation of the HMC

Wet high intensity magnetic separation for the SAIMM

Wet high intensity magnetic separation WHIMS for the concentration of gold and uranium was tested on many of gold When concentration is introduced it isolates a portion of the ore that is enriched in The system has been patented

Extraction Colloidal Gold from Solutions

The article discusses a gold extraction method based on the use ores magnetic separation magnetic Urbain and W R Stemen U S Patent No

New dry iron ore processing technology developed Australian Mining

May 26 2016 The ore is then separated magnetically using a magnetic separation unit FDMS The collapse of the dam on the island 39 s Gold Ridge mine released ranked the patent application as a Green Patent due to its sustainability

Patent US5927508 Method and apparatus for recovering fine gold

Jul 27 1999 Still another method of separating fine gold from ore is the use of a cast iron spiral fitted with magnets as described in U S Pat No 5 205 414

Magnetic Ore Separator Thomas A Edison Papers

Magnetic Ore Separator No 228 329 SPECIFICATION forming part of Letters Patent No 228 329 dated magnetic substances a magnet and receptacle

Patents Dexter Magnetic Technologies

7 481 283 B2Wellbore Motor Having Magnetic Gear Drive Patent No 7 258 799 B2Method and Apparatus for Magnetic Separation of Particles Patent No

Iron Ore Magnetic Separation 911 Metallurgist

Apr 20 2017 The concentration of low grade magnetic iron ores separating the There are no patents today controlling magnetic separation and there is

Mining amp Minerals Processing Eriez

Magnetic Separation Fine Flotation Leaching Classification Coarse Flotation LIMS DWD base metals gold industrial minerals coal and oil sands phosphate and potash Patented dual jigging washing for higher separation efficiency

Iron Ore Magnetic Separation 911 Metallurgist

Apr 20 2017 The concentration of low grade magnetic iron ores separating the Since the magnets were of north and south polarity the ore turned end for end in The belt and drum machines of the Ball and Norton patent have Arsenic Pyrite Gold Extraction by Alkaline Leaching Oxidation middot How to Transport Lime

Magnetic Separator Xinhai

Magnetic roller separator is applied to ore of particle size less than 3 mm such as magnetite pyrrhotite roasted ore and ilmenite A Xinhai self developed patent products Dry Magnetic Separator middot Crushing Gold Extraction Equipment

Magnetic Separation Hazen Research

Magnetic separation is of growing interest because of new developments in high field strength magnets Concentration of iron ore with low intensity magnetic

Electrodynamic separation of metallic granules University of Utah

contents such as copper aluminum and precious metals such as gold silver and palladium Gockmann 1 rotating magnetic field had earlier been patented by McCarthy 11 electromagnetic separation of complex ores British Patent

the dredger gold mining company jet VICS2017

Oct 10 2018 Home gt gt Products gt gt the dredger gold mining company jet gold ore separation magnets patent middot metallurgical dewatering drum filter middot low cost

Basics in Minerals Processing

BASICS IN MINERAL PROCESSING CONTENT 5 31 Wet HGMS F – magnet design Alluvial fronts are in certain areas hosting gold tin and precious stones WaterFlush is a patented wet crushing process for producing a flakier finer

Application of Ionic Liquids in Hydrometallurgy NCBI NIH

Aug 29 2014 The pretreatment process is basically the mineral processing stage including crushing grinding screening separation and so on 23 used Bmim HSO4 ionic liquid with Fe2 SO4 3 in the leaching of gold and silver by electrowinning or electrorefining of waste magnets in ionic liquids KR Patent

This Machine May Largely Increase World 39 s Gold Elmer Gates

revolutionizing methods of separating gold from crushed quartz and particularly from The Invention has been newly patented by Professor Elmer Gates and its magnet inside of it draws every particle of the magnetic iron out of the sand and iron ores make brittle pig iron whereas magnetite affords a malleable iron

Amazon Jobe Pocket Plunger Gold Magnet Gold Mining

Pocket Black Sand Magnetic Separator Gold Pan Clean up Mining Panning SE GP2 14 Patented Stackable 13 1 4 quot Sifting Pan 1 4 quot Mesh Screen

Dry Magnetic Separator Magnetic Separator Working Principle

201410328639 2 Compared to conventional cylinder and dry magnetic separator this patented product solves the eddy current heating problem ore sticking

NSW patents ASHET

Improvements in the extraction of gold and silver and other metals 19 May electro magnet An improved method of extracting gold from its ores as found in

Froth flotation Wikipedia

Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic This is used in mineral processing paper recycling and waste water treatment industries Historically this was first used in the mining industry where it was one of the Mineral Separation also bought other patents to consolidate ownership of

Using a magnet to separate plastics at repository tudelft

discovered a new approach in which separation becomes a viable option for applications like the recycling of A patent has been applied for by Bruno van density between silver and gold by means of weighing and immersion in water separating metals and metal ores seems like a long time to have come up with

A Magnet That Attracts Gold Archive AMDS Adventure Forum

Feb 22 2012 Like first you separate out the black sand with an ordinary magnet Many potential gold mines are hidden by deep sediments and volcanic lava flows I don 39 t know why Ken didn 39 t patent this idea but I 39 m glad he 39 s given out the for the magnetics or some platinum groups in theres for later processing

This Machine May Largely Increase World 39 s Gold Elmer Gates

revolutionizing methods of separating gold from crushed quartz and particularly from The Invention has been newly patented by Professor Elmer Gates and its In practical mining work the gold which is non magnetic would be left in with

Patent US7909169 Methods and systems for recovering alluvial

Mar 22 2011 The feed can be separated into a plurality of separate fractions Patent Drawing A method of mining alluvial gold deposits comprising 1 ore collected from alluvium is loaded into the plant at a variable speed feed hopper 1 then a commercially available tramp steel magnet can be installed prior

tungsten ore flotation quotations

XJK series XJK SF Gold Processing Flotation Machine for Small Scale Gold Read More Patent US2373305 Tungsten ore flotation Google Try the new

US7012209B2 Method of gold separation and Google Patents

A gold separation device having a sluice having an input end and an output end methods use magnetic elements or involve several steps to process the gold

liquids and their application in density separation Downloads

Dec 30 1997 ular ferrofluids can be used for density separation of non magnetic materials immersed in gave rise to numerous patents for applications of this kind of liquid separation process in ferrofluids to separation of ores 38 of non material that has to be separated would be of high value like e g gold

quot Spin It Off quot Black Sand Magnetic Separator December 14th 2014

Dec 14 2014 This is the newest gold mining tool coming soon quot spin It Off quot is made in the USA by Columbia River Mining quot Spin It Off quot Black Sand Magnetic Separator December 14th 2014 quot SPIN IT OFF has a U S Patent Pending

Process for removing uranium from copper concentrate via magnetic

US3791595A 1974 02 12 Method for processing iron ore 2008 Unconventional column flotation of low grade gold fine

gradient and or high intensity magnetic separationin the reco I The

very of gold uranium and phosphate minerals is discussed separation as applied to andpractised by the mineral processing industries in South Africa reason a system was developed and patented in which the balls were removed

Pure Gold and Iron from Sand Elmer Gates

of his newly discovered method for the extraction of iron and gold from sand This justly with the mining and crushing of rocky ores and second they produce the finest ores hold the magnet near a heap of common dust the dust will remain absolutely institution Professor Gates has been allowed twenty patents for

magnets that separate plastics Bruno van Wayenburg

The components cannot be separated and pvc burns at pet new patent pending approach to magnetic fluids which uses permanent metal ores seems like a long time to have come up with have the high densities of copper gold and

List of Thomas Edison Patents ArtiFact Free Encyclopedia of

Apr 2 2013 Thomas Edison was an inventor who accumulated 2 332 patents worldwide for his inventions U S Patent 0 114 657 – Relay Magnets for Telegraph Instruments Incandescent Electric Lamp U S Patent 0 400 317 – Ore Separator Patent 0 474 591 – Process of Extracting Gold from Sulphide Ores

Magnetic Ore Separator 911 Metallurgist

Feb 1 2017 Numerous United States patents have been issued upon machines for magnetic separation Since the original patents it is not possible today

Magnetic Separator Steel Separator Non ferrous Metal Recycling

Mar 30 2015 Magnetic Roller Separator which has been awarded national patent was a new machine launched in 2010 It is specially designed for separating Magnetic Separator Steel Separator Non ferrous Metal Recycling GOLD MINING EQUIPMENT BLACK GOLD MAGNETIC SEPARATOR Duration 8 23

Pre: vfd starting ball mill Next: grate discharge ball mill samac