Brevetto Us4460459 Sequential Flotation Of

US4460459A - Sequential flotation of sulfide ores - Google ...

A sequential flotation process for the recovery of high-grade concentrates of copper, lead and cobalt-nickel from sulfide ores is provided. A primary grind ore pulp is conditioned with SO 2 as H 2 SO 3 under intense aeration, and the conditioned pulp subjected to sequential flotation, with regrinding and conditioning of a copper rougher concentrate obtained in the first flotation step for copper.

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lead zinc sequential flotation - malz-und-malt.ch

Brevetto US4460459 - Sequential flotation of sulfide ores ... A sequential flotation process for the recovery of high-grade concentrates of copper, lead and cobalt-nickel from sulfide ores is provided. A primary grind ore pulp ...

Selective Copper Nickel Flotation

Patent US4460459 - Sequential flotation of sulfide ores - Google ... 17 Jul 1984 ... recovering the copper, lead and cobalt-nickel concentrates from their ... While various selective flotation methods have been applied to complex... Read more. Patent US2048370 - Method of froth flotation ore separation ...

cobalt recovery by flotation - Osteria de L'Ortolano

Recovery of cobalt and nickel by atmospheric leaching of flotation sulfide concentrate from lubin concentrator. ... Patent US4460459 Sequential flotation of (99+ customer review) A sequential flotation process for the recovery of highgrade concentrates of copper, lead and cobaltnickel from sulfide ores is provided. A primary grind ore pulp ...

US6475384B1 - Flotation reactor and method for flotation ...

The invention relates to a flotation method and a flotation reactor. The invention provides a method and a device, wherein the formation of the gas bubbles needed for flotation are produced by catalytic reaction of a chemical substance, i.e. H 2 O 2 , thereby saving energy and reducing the number of compressors. Flocculation also occurs in a tangential flow in the funnel-shaped expansion ( 12 ...

Cited by: 4

Froth flotation circuit design and basic testwork ...

Froth flotation is a very important mineral concentration process that is used to recover a vast array of different minerals containing valuable commodities such as copper, lead, zinc, nickel, molybdenum, tungsten, silver, gold, phosphate and potash.

European Technical Standard Order - EASA

European Technical Standard Order Subject: INDIVIDUAL FLOTATION DEVICES 1 - Applicability This ETSO gives the requirements which individual flotation devices that are manufactured on or after the date of this ETSO must meet in order to be identified with the applicable ETSO marking.

Flotation Circuit Rejection - malz-und-malt.ch

Patent US4460459 - Sequential flotation of sulfide ores ... Patents Publication number ... sequentially through a series of flotation circuits having successive separation and

Flotation Kinetics | SpringerLink

Flotation kinetics is briefly introduced and its history is reviewed. Main theoretical approaches are discussed, and the kinetic models are presented in detail. The application of flotation kinetics to modeling and simulation of the circuits is shortly surveyed, then some industrial results are used to show how the models fit to experimental ...

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European Technical Standard Order - EASA

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Froth flotation circuit design and basic testwork ...

BS12-assisted flotation for the intensification of SNPs ...

For the intensification of SNPs separation from CMP wastewater, a novel flotation technology, which contained BS12 (flotation-assisting reagent) and a novel flotation column, was proposed. Surface modification of SNPs with BS12 was firstly conducted to investigate the

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Match the type of personal flotation device to the typical performance it provides for the intended user. (MATCHING) Type I Also known as a throwable device and not to be worn Type II Not designed to turn an unconscious person face up Type III Will turn most unconscious wearers face up

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A practical procedure for flotation and stability tests ...

Jun 02, 2006 · A practical procedure for flotation and stability tests. Discussion in 'Boat Design' started by Smarten, May 27, 2006. Joined: May 2004 ... You'd need to put the boat ashore over an horizontal and even floor, floatation line parallel to floor and sidewards leveled. With the help of two lines of wooden boards over the floor, parallel to the boat ...

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Syntactic Foam Buoyancy for Ultradeep Marine Riser - OnePetro

Knowing of Emerson & Cumming?s long experience with syntactic foam, a major oil company suggested a cooperative research effort, aimed at improving syntactic riser buoyancy. The goal was to make a number of full-size flotation modules, capable of efficient and reliable service at a depth of 9,000 feet.

Solved: At The Beginning Of The Compression Process Of An ...

Question: At The Beginning Of The Compression Process Of An Air-standard Diesel Cycle, P1=95 KPa And T1=300 K. The Maximum Temperature Is 1800 K And The Mass Of Air Is 12 G. For Compression Ratios Of 18, Determine The Net Work Developed, In KJ, The Thermal Efficiency, And The Mean Effective Pressure, In KPa.

RIIPBE310D Conduct flotation process - training

This unit describes a participant’s skills and knowledge required to conduct flotation process in Metalliferous and Coal mining. This unit is appropriate for those working in operational roles. Licensing, legislative, regulatory and certification requirements that apply to this unit can vary between states, territories, and industry sectors. ...

Froth imaging, air recovery and bubble loading to describe ...

Froth imaging, air recovery and bubble loading to describe flotation bank performance Article in International Journal of Mineral Processing 84(1-4) · October 2007 with 171 Reads

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Radiochemical separation of no-carrier-added 177 Lu as ...

Radiochemical separation of no-carrier-added 177 Lu as produced via the 176 Yb n,γ 177 Yb→ 177 Lu process Article in Applied Radiation and Isotopes 53(3):421-425 · September 2000 with 195 Reads

Itr4 schedule bp - Income Tax Forum - CAclubindia

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Fine-tuning Pump Vibration Diagnostics | C H E M T E C H B ...

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LTM-2 | level measurement and control in flotation banks

Level measurement and control in flotation banks - Sizing method in flotation probes for flotation cells-banks alongside some key installation and operation factors that will assist in ensuring that your LTM-2 probe will provide good and reliable performance.