Flotation Separation Patent

CN101622074A - Flotation separation ... - Google Patents

A flotation separation system for partitioning a slurry that includes a hydrophobic species which can adhere to gas bubbles formed in the slurry. The flotation separation system comprises a...

US4425232A - Flotation separation ... - Google Patents

A flotation separation cell is disclosed having a rotor-stator pump assembly wherein a rotor body comprises integrally formed hub, blade and top plate members. These members form a gas chamber in...

US10478830B2 - Flotation separation ... - Google Patents

What is claimed is a flotation separation system for partitioning a slurry. The slurry includes a hydrophobic species that can adhere to gas bubbles that form within the slurry. The flotation...

US8960443B2 - Flotation separation device ... - Google Patents

A flotation separation system is provided for partitioning a slurry that includes a hydrophobic species which can adhere to gas bubbles formed in the slurry. The flotation separation system comprises a flotation separation cell that includes a sparger unit and a separation tank. The sparger unit has a slurry inlet for receiving slurry and a gas inlet to receive gas with at least enough ...

US Patent for Control of froth flotation separation Patent ...

Justia Patents With Modifying Agents US Patent for Control of froth flotation separation Patent (Patent # 4,559,134) Control of froth flotation separation . Nov 30, 1984 - Conoco Inc. In a froth flotation beneficiation, the rate of addition of collector reagent is varied in response to the change in particle size effected by the beneficiation ...

History of Flotation Patents - Mineral Processing & Metallurgy

2016-2-11 · This ‘discovery’ led to Minerals Separation’s basic patent U. S. No. 835,120, of May 29, 1905, which duplicated the British patent No. 7803 of April 12, 1905, taken out in the names of H. L. Sulman, H. F. K. Picard, and John Ballot. In this patent the aid of chemically- generated gas is discarded definitely, in favor of air-bubbles.

US3844939A - Flotation separation of feldspar - Google Patents

Abstract. An improved process for separating feldspars from feldspathic ores by means of froth flotation wherein a combination of a higher aliphatic amine salt and a higher aliphatic or aromatic...

US Patent for Dimensionally controlled ‘engineered polymer ...

2019-6-5 · Justia Patents Effecting Flotation US Patent for Dimensionally controlled ‘engineered polymer bubble’ for flotation separation Patent (Patent # 10,245,597)

US Patent Application for DIMENSIONALLY CONTROLLED ...

2013-4-1 · According to some embodiments, the present invention may take the form of apparatus such as a flotation separation device, including a flotation cell or column configured to receive a mixture of water, valuable material and unwanted material; receive polymer or polymer-based materials, including polymer or polymer bubbles or beads, configured to attach to the valuable material in the mixture; and

flotation separation patent | Wanderverein-asbach.de

Flotation separation of plastics using selective . Final flotation step involved depression of PC using saponin/Aerosol OT combination. The float with 87.6% POM and the sink with 90.3% PC were obtained in this step. These results of the heavy media and flotation separation are also summarized in Fig. 5. 4.

Method and apparatus for flotation separation - University ...

1995-7-20 · While the multichamber flotation cells of Kallioinen, Coffing and other patents may be suitable for the separation of certain size particles or constituents, conditions within the cells are simply too turbulent to allow efficient and effective separation of

flotation separation patent | Wanderverein-asbach.de

Flotation separation of plastics using selective . Final flotation step involved depression of PC using saponin/Aerosol OT combination. The float with 87.6% POM and the sink with 90.3% PC were obtained in this step. These results of the heavy media and flotation separation are also summarized in Fig. 5. 4.

Method and Apparatus for Flotation Separation

2020-10-13 · Center for Applied Energy Research Faculty Patents Center for Applied Energy Research 12-30-1997 Method and Apparatus for Flotation Separation Xiang-Huai Wang University of Kentucky Right click to open a feedback form in a new tab to let us know how this document benefits you. Follow this and additional works at:https://uknowledge.uky.edu/caer ...

The flotation method of separation of multicomponent

1. RF patent 2028188. Pneumatic flotation machine. 2. U.S. patent 4512888. A flotation device. 3. U.S. patent 4752383. The bubble generator. 4. U.S. patent 5397001. Apparatus for the separation of hydrophobic and hydrophilic particles using a microbubble flotation column and device for generating micro bubbles. 5. U.S. patent 5116487 prototype.

US Patent for Pyrite depressant useful in flotation ...

The present invention relates to a process for separating pyrite from sulfide ores and coal during flotation separation which comprises the depression of pyrite with from about 0.125 to 1.250 pounds per ton of 2-S thironium-ethane sulfonate (IESA) as a pyrite depressant. The aforementioned depressant is surprisingly effective in pyrite removal, being substantially independent of the pH values ...

flotation separation patent - ikona-coffee.cz

Flotation separation of minerals - LAKE SHORE MINES LTD. View Patent Images: ... This invention relates to the flotation method for the separation of minerals and is more particularly directed to the conditioning of the mineral pulp to be subjected to flotation in order to overcome the effect of constituents of the pulp which hinder flotation.

Process and apparatus for separating fine particles by ...

1991-1-1 · A method and apparatus are disclosed for the microbubble flotation separation of very fine particles, especially coal, so as to produce a high purity and large recovery efficiently. This is accomplished through the use of a high aspect ratio flotation column, microbubbles, and a countercurrent use of wash water to gently wash the froth.

Differential flotation reagent for molybdenum separation ...

A dry differential flotation reagent for molybdenum-bearing ore is disclosed comprising from about 1 to about 30 percent by weight of NaSH, 0 to 20 percent by weight of NaOH, 60 to 90 percent by weight of a mixture of sodium thiophosphates comprising, as major components thereof, Na 3 PS 4, Na 3 PS 3 O, Na 3 PS 2 O 2, and Na 3 PO 3 S, with Na 3 PS 4 further comprising from about 15 mole ...

System and method of gas energy management for particle ...

What is claimed is: 1. A method for separating particles from a contaminated liquid stream by flotation, comprising the steps of: mixing the liquid with a separation enhancement additive and a gas using a mixing apparatus having a reactor head including a gas injection port and a plurality of liquid ports configured to impart a spinning motion to the liquid as it passes from the reactor head ...

Apparatus and method for flotation separation utilizing an ...

A multiple stream, multiple product method for froth flotation separation of the components of an input slurry having particulate coal therein is described which consists of (a) mixing chemical reagents with the input slurry to condition the surfaces of the particulate coal in the slurry, the chemical reagents comprising a monomer, a catalyst and a fluid hydrocarbon; (b) in a forward product ...

Method and apparatus for flotation separation - University ...

1995-7-20 · While the multichamber flotation cells of Kallioinen, Coffing and other patents may be suitable for the separation of certain size particles or constituents, conditions within the cells are simply too turbulent to allow efficient and effective separation of

Flotation separation of valuable minerals - BOC Gases ...

1999-5-26 · Flotation separation of valuable minerals . United States Patent 6427843 . Abstract: A process for separating minerals of different mineralogical character. A milled slurry or flotation concentrate is subjected to a first conditioning step (20) followed by a first ...

FLOTATION SEPARATION OF FELDSPAR - KATAYANAGI A,JA

FLOTATION SEPARATION OF FELDSPAR . United States Patent 3844939 . Abstract: An improved process for separating feldspars from feldspathic ores by means of froth flotation wherein a combination of a higher aliphatic amine salt and a higher aliphatic or aromatic sulfonate is used as a flotation reagent, eliminating the necessity for activation ...

Flotation separation of arsenopyrite from pyrite - BEATTIE ...

1991-11-27 · A froth flotation process for effecting separation of arsenopyrite mineral from pyrite mineral comprising conditioning at pH less than about 8 and at a temperature of at least about 30° C. and aqueous pulp containing particles of said arsenopyrite and pyrite minerals, said conditioning being conducted with a sulfitic depressing agent providing ...

"Method and Apparatus for Flotation Separation" by Xiang ...

A flotation method and apparatus for separating a selected constituent from an effluent of an industrial process is provided. The apparatus includes a conditioning tank and a flotation cell. The conditioning tank allows mixing a flotation reagent with an effluent and includes a mechanism for also dissolving gas in the effluent within the conditioning tank.

Copper-nickel converter mattes flotation separation process

Method of flotation separation of copper-Nickel Converter matte, including regulated cooling of the melt, crushing the ingot, wet grinding, classifying the ground material with obtaining Sands and drain, magnetic separation Sands classification emitting metallic magnetic fraction in a separate product and direction plum classification flotation ...

Process and apparatus for separating fine particles by ...

1991-1-1 · A method and apparatus are disclosed for the microbubble flotation separation of very fine particles, especially coal, so as to produce a high purity and large recovery efficiently. This is accomplished through the use of a high aspect ratio flotation column, microbubbles, and a countercurrent use of wash water to gently wash the froth.

Differential flotation reagent for molybdenum separation ...

A dry differential flotation reagent for molybdenum-bearing ore is disclosed comprising from about 1 to about 30 percent by weight of NaSH, 0 to 20 percent by weight of NaOH, 60 to 90 percent by weight of a mixture of sodium thiophosphates comprising, as major components thereof, Na 3 PS 4, Na 3 PS 3 O, Na 3 PS 2 O 2, and Na 3 PO 3 S, with Na 3 PS 4 further comprising from about 15 mole ...

RCS™ flotation solution - Outotec

2020-3-3 · flotation, gravity separation, magnetic separation and washing. Separation ’s energy efficient ... The patent protected DV™ mechanism impeller consists of a unique arrangement of vertical vanes with shaped lower edges and air ... flotation froth properties such as froth velocity, bubble size distribution, colour, stability, texture and ...

Flotation separation of waste plastics for recycling—A ...

2015-7-1 · Due to the inherent hydrophobicity that is the characteristic of a vast majority of plastics, changing selectively the surface characteristics of specific plastic from hydrophobic to hydrophilic should be achieved before flotation separation of plastics, namely the former method shown in Fig. 2.A major difficulty in plastics flotation lies in finding efficient methods of selective wetting of ...

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