CN102698879A - Flotation column ... - patents.google.com

The invention relates to a flotation column special for floating fine flake graphite, belonging to the technical field of graphite flotation; the flotation column disclosed by the invention is mainly composed of a mixing device, a static mineralizing machine, an upper column body, a scraping device, a distributor, a lower column body, a gangue discharging device, a middle column body, a dosing ...

A Review of Graphite Beneficiation Techniques | Request PDF

In rougher flotation, both the mechanical flotation cell and flotation column reduced the ash content of the graphite ore from 15.43% to 10.8%, while the yield of the flotation column (91.41%) was ...

Patent Graphite Flotation - tembaletu.co.za

patent graphite flotation rrfoundation US20040195154A1 Flotation machine . From the DE patent 735213 it is known a flotation machine, carbon graphite, polymers or plastics as Teflon plastics.

US1720264A - Flotation machine for graphite and other ...

US1720264A US207002A US20700227A US1720264A US 1720264 A US1720264 A US 1720264A US 207002 A US207002 A US 207002A US 20700227 A US20700227 A US 20700227A US 1720264 A US1720264 A US 1720264A Authority US United States Prior art keywords gutter openings minerals graphite flotation machine Prior art date 1926-08-09 Legal status (The legal status is an assumption …

Google Patents

Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature.

US2130574A - Flotation of carbonaceous ores - Google …

US2130574A US163302A US16330237A US2130574A US 2130574 A US2130574 A US 2130574A US 163302 A US163302 A US 163302A US 16330237 A US16330237 A US 16330237A US 2130574 A US2130574 A US 2130574A Authority US United States Prior art keywords flotation carbonaceous pulp presence lignin sulphonate Prior art date 1937-09-10 Legal status (The legal status is an assumption …

froth flotation patents - terschellingveldzicht.nl

Froth flotation - Coal Industry (Patents) Limited. Oct 09, 1984 · The froth flotation solutions A and B were tested in a laboratory froth flotation cell at a number of does rates ranging from 0.2 to 2 liter of solution per tonne of coal (on a dry basis) charged to the cell in the form of a slurry containing nominally 10% solids content.

US20090206010A1 - Reverse froth flotation ... - Google …

The invention relates to a reverse froth flotation process for treating a calcium carbonate ore containing silicates. The process comprises the use of two collectors selected from the group consisting of fatty tri-lower-alkyl quaternary ammonium compounds, fatty di-lower-alkyl benzyl quaternary ammonium compounds, fatty lower-alkyl di-benzyl quaternary ammonium compounds, di-fatty di-lower ...

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 great enabling technologies of the 20th century.

US20090206010A1 - Reverse froth flotation ... - Google …

The invention relates to a reverse froth flotation process for treating a calcium carbonate ore containing silicates. The process comprises the use of two collectors selected from the group consisting of fatty tri-lower-alkyl quaternary ammonium compounds, fatty di-lower-alkyl benzyl quaternary ammonium compounds, fatty lower-alkyl di-benzyl quaternary ammonium compounds, di-fatty di-lower ...

Flotation Principles - Mineral Processing & Metallurgy

Metallurgical ContentSURFACE TENSIONBULK-OILOIL AND AIRBUBBLESCOAGULATIONFROTH Flotation, in its latest phase, is a process of concentrating ores by frothing. When crushed ore, previously mixed with water and a relatively minute addition of oil, is agitated violently in the presence of air, a froth is formed. This froth, rising to the surface of the liquid mixture, is laden with sulphides or ...

US Patent for Beneficiation of kish graphite Patent ...

A method and apparatus system are disclosed for the beneficiation of kish to produce coarse high purity graphite wherein a concentrate containing at least about 90% carbon is formed, treated with a dilute acid solution, and the pulp then subjected to an adjuvant-assisted attrition to form a novel synthetic flake graphite of 99+ wt. % carbon with at least 70% of the mass retained on +100 mesh ...

Flotation of graphite - ScienceDirect

Minerals Engineering, Vol. 4, Nos 7-11, pp. 975-982, 1991 0892-6875/91 $3.00 + 000 Printed in Great Britain Pergamon Press plc FLOTATION OF GRAPHITE T. WAKAMATSUand Y. NUMATAI Dept. of Mineral Science and Technology, Faculty of Engineering, Kyoto University, Kyoto, Japan t Dept. of Mining Engineering, Faculty of Mining, Akita University, Akita, Japan ABSTRACT This paper reviews the flotation ...

Flotation of graphite - ScienceDirect

This paper reviews the flotation of graphite. First, the natural floatability and surface properties of naturally hydrophobic solids, including mainly graphite, are discussed from a surface-chemical viewpoint. Then, general aspects of graphite flotation are briefly explained.

flotation of graphite - ws-auto.nl

The graphite content is significantly higher in the float regions. Except when amounts of flotation or section sizes are small, the band has a carbon content of just over 5% and the area of the cross section occupied by graphite is just over 20%. As flotation becomes more severe, the extent of the affected zone increases. Graphite Appearance, Form

Graphite Beneficiation Process

A graphite froth flotation Flowsheet. The flowsheet is for a mill of 125 tons ore per day capacity. One objective of the flowsheet is to attain maximum recovery of the graphite in a concentrate assaying about 84-85 percent graphite carbon, and having approximately the following screen analysis:

graphite flotation grinding - woningbedrijfwarnsveld.nl

Graphite processing plant-Solutions-Henan Daiwo Machinery ... The purified graphite's carbon content can reach 99.9%. The beneficiation of the graphite is mainly adopted the flotation process, in the process of concentrate ore to regrinding, generally the concentrate concentration is 30-35%, which need to be concentrated before regrinding, grinding concentrate concentration between 60-65% is ...

History of Flotation Patents - 911metallurgist.com

These patents of Potter and Delprat have been labelled variously under ‘acid-flotation’ and ‘surface tension’ methods. Delprat’s apparatus does indeed suggest a process of the Bradford or Wood type, but, of course, both he and Potter depended for their results on the liberation of carbon-dioxide gas from the gangue, which, at Broken Hill, contains a large proportion of carbonates ...

Graphite ore flotation process introduction- …

Graphite ore flotation process is an efficient graphite ore deep processing technology, it can greatly increase the application of graphite ore area, selected graphite ore concentrate, can meet the diverse needs of various fields of production. In this case, Graphite natural floatability is very good, generally use the flotation method, with neutral oil can be harvested.

Graphite Processing,Extraction,Crushing&Grinding Plant ...

Graphite used for high tech products such as Lithium ion batteries or fuel cells demands higher purity than typically upgraded by flotation. The chemical purification technology should be considered for further purification of graphite concentrate to TGC 99.99%.

georgetown graphite flotation professional fast 」

Flotation of graphiteScienceDirect. This paper reviews the flotation of graphite. First, the natural floatability and surface properties of naturally hydrophobic solids, including mainly graphite, are discussed from a surfacechemical viewpoint. Then, general aspects of graphite flotation are briefly explained. Inquire Now

graphite flotation vessel - rancho-rewal.pl

Graphite processing plant-Solutions-Henan Daiwo Machinery . The most multistage is 6 grinding stages and 7 flotation stages. Concentrate can be dived into 4 stages high purity graphite is more than or equal to 99.9 high-carbon graphite (94 99.9 ) medium-carbon graphite 80 94 and low carbon graphite …

graphite flotation grinding - woningbedrijfwarnsveld.nl

Graphite processing plant-Solutions-Henan Daiwo Machinery ... The purified graphite's carbon content can reach 99.9%. The beneficiation of the graphite is mainly adopted the flotation process, in the process of concentrate ore to regrinding, generally the concentrate concentration is 30-35%, which need to be concentrated before regrinding, grinding concentrate concentration between 60-65% is ...

Patents Assigned to Strata Flotation, Inc. - Justia ...

Patents Assigned to Strata Flotation, Inc. Softsided waterbed with interchangeable cover. Patent number: 5530978 Abstract: Softsided waterbed having an interchangeable cover which is reversible and/or readily replaced with another cover. In the embodiment disclosed, the interchangeable cover has fill …

froth flotation graphite depression - logopediesvea.nl

graphite flotation crusher Know More. Graphite Froth Flotation Concentration Plant Ethiopia XSM is a leading global manufacturer of crushing and , graphite depression in flotation Gold Ore Crusher...

Graphite Flotation In Pakistan

Graphite flotation techniques.A review of graphite beneficiation techniques pdf download.Feb 22, 2016.Graphite ore is mostly beneficiated using flotation separation techniques.Kish beneficiation by flotation.Graphite concentrate from the steel making waste, obtained from pakistan steels,.65 graphitic carbon has been.

Graphite Flotation In Ductile Iron Castings

Graphite Flotation In Ductile Iron Castings. 2012-2-1study of microstructure of thick wall ductile iron castings study of microstructure of thick wall ductile iron castings graphite flotation is due to low density graphite nodules and is found during the solidification of thick section or otherwise slow cooling castingsue to the presence of small amount of rare earth elements,.

patent flotation machine rcs - bergennoorwegen.nl

CA1337774C - Flotation machine - Google Patents. The invention relates to a flotation machine for flotating minerals and the like from slurries containing these particles. In the flotation machine of the invention, above the feed opening of the flotation cell, there is formed a froth bed which is adjustable in volume and/or surface area.

flotation of graphite - ws-auto.nl

The graphite content is significantly higher in the float regions. Except when amounts of flotation or section sizes are small, the band has a carbon content of just over 5% and the area of the cross section occupied by graphite is just over 20%. As flotation becomes more severe, the extent of the affected zone increases. Graphite Appearance, Form