fonction of the tailings thickener

  • (PDF) Understanding the Thickening Process ResearchGate

    outputs can accommodate a range of tailings disposal options from low yield stress, easily pumped suspensions for disposal in conventional wet tailings dams to more concent rated

    Inquire Now
  • Tailings.info Thickened Tailings Storage A discussion

    The potential for recovering high volumes of water at the plant (by the thickeners) eliminates the losses associated with the transport and storage of water either at the tailings facility or in holding ponds (Fourie 2003).

    Inquire Now
  • Design and Functions of Gravity Thickener Xinhai

    Gravity thickeners are widely used for the dewatering of concentrates and concentration of tailings in dressing plants. They are mainly composed of thickening tank, rake, gearing device, rake lifting device, feeding device,

    Inquire Now
  • Paste Thickeners Jacol

    Maximum product recovery from a thickener Paste/thickened tailings is a term for a nonNewtonian suspension of solids which are relatively nonsettling and nonsegregating. It has a selfsupporting structure and, when deposited on

    Inquire Now
  • Raking in gravity thickeners ScienceDirect

    rakes fulfil three main functions 1) to move sediment to the underflow, 2) to assist in dewatering sediment that settles onto the thickener bed and 3) to scrape deposits away from the base, and sometimes the walls, of the tank.

    Inquire Now
  • what is the purpose of thickener in gold mining Shanghai

    XSM supply individual (what is the purpose of thickener in gold mining) crushers and mills as well as spare parts of them. what is the purpose of thickener in gold mining Strongly recommend you to contact with us through online service

    Inquire Now
  • Tailings codisposal case study art or science? BASF SE

    thickener and reduce polymer dosing levels in the slimes thickener and tailings applications. The impact of lime addition on polymer dosing, together with the effect of lime on tailings

    Inquire Now
  • Instrumentation and Control of Sedimentation

    thickener supervisor monitors the performance of the thickeners in the tailings dewatering circuit and specifically controls polymer dosage and discharge rates to each thickener in the circuit.

    Inquire Now
  • Paste thickening optimizes tailings disposal and water

    tailings disposal, and its impact on water usage, is an important concern for any mining company. The challenge today, whether extracting aluminum, zinc, gold or iron ore, is how to dispose of tailings material such that it is contained and stable, while maximizing water reuse and minimizing

    Inquire Now
  • Pumping system design challenges for highdensity iron ore

    for the tailings slurry. This variability in the slurry can occur over a mining cycle (several weeks) or even over the course of a day. The iron ore process plants typically aim to manage the output solids concentration through the operation of the tailings thickener/s.

    Inquire Now
  • The solids concentration distribution in the deep

    cone thickener as a function of bed height and residence time. The feed flux of lead/zinc tailings was 0.254 t183h 1 183 m 2 with a flocculant (high molecular weight anionic polyacrylamide) dose of 20 g/t.

    Inquire Now
  • Concentrate Thickener Operation

    Thickener Operation View Larger Image In mining, when flotation is finished with the ore, and a final concentrate has been produced, often, both products will go to a concentrate thickener before it is dried for shipping.

    Inquire Now
  • Numerical simulation of flocculation and settling

    dewatering and thickening of wholetailings with ultrafine particles is one of the most important processes for the wholetailings paste preparation. Deepcone thickener, a kind of such process for the flocculation and settling of wholetailings, is

    Inquire Now
  • Dewatering options for management of fine gold

    tailings disposal systems in the Western Australian Goldfields consist of tailings paddock facilities, steady flow with consistent reduced water content can be expected from the thickeners or filters. Nonetheless, Underflow (U/F) solids concentration as a function of flux rate. Underflow slurry rheology.

    Inquire Now
  • tailings disposal outotec

    material) into two distinct streams one consisting of clarified water (overflow) and the second stream being a slurry concentrated with solids (underflow). Thickeners, like most processing technology utilised in CHPPs, are fixed geometry equipment designed for a specific throughput and duty.

    Inquire Now
  • Shear and Rheology Reduction for Floculated Thickend

    Copper tailings samples were prepared using a pilot scale thickener. Several flocullant types and dosages were used to produce a range of underflow concentrations. The following test work was conducted. 3.1 Tailings properties Tests were conducted to determine the material properties of the copper tailings samples, as indicated below.

    Inquire Now
  • mineral slurry sendimentation thickener

    May 04, 2017018332May 1, 2014 Operation of slurry thickeners is generally a compromise between clean Either the 22 m tailings thickener will achieve a high underflow. As a mineral solids processing unit operation a function of slurry throughput and ener performance of

    Inquire Now
  • 123835019Theoryandapplicationofthickenerdesign.pdf

    order to assess the impact of the additional solids loadingcreated by deslimingon the thickener operation, sedimentation tests were carried out on samples of tailings and simulated deslimed flotation feed mixed with tailings.

    Inquire Now
  • Fine Flotation Tailings Dewatering Reducing Water

    Declining thickener availability due to mandatory manual cleaning at regular intervals Thus, the average operating cost for the tailings dewatering circuit increased after the installation of the vertical mill.

    Inquire Now
  • Effect of settling test procedure on sizing thickeners

    of settling test procedure on sizing thickeners. The effect of settling test procedure on the calculated crosssectional area required for thickening was also studied for the case of the Interkarbon coal preparation plant. 2. T. YalcinSedimentation characteristics of CuNi mill tailings and thickener size estimation.

    Inquire Now
  • CN201744481U Dry ironore tailings discharging and

    utility model discloses a dry ironore tailings discharging and recycling device. The device comprises a concentrating mill, a settling basin and a thickener which are respectively connected through a pipeline to form a closed circuit, wherein a discharge pipe connected with the concentrating mill is accessed into a feeding hole of the thickener an overflow pipe connected on the thickener

    Inquire Now
  • Slurrytype mechanical seals slash maintenance amp downtime

    by weight) slimes tailings from the thickener through the tailings distribution lines. The Stage 1 pump receives tailings slimes from the tailings thickener at a statichead pressure of 30 to 50 psig. The Stage 1 pump discharges at 60 to 80 psig into the Stage 2 pump, which discharges to the tailings pond at 100 to 190 psig.

    Inquire Now
  • Tailings

    also called mine dumps, culm dumps, slimes, tails, refuse, leach residue or slickens, terracone (terrikon), are the materials left over after the process of separating the valuable fraction from the uneconomic fraction of an ore.Tailings are distinct from overburden, which is the waste rock or other material that overlies an ore or mineral

    Inquire Now
  • ThickenedandPasteTailingsPipelineSystems Design Procedure

    The paper concludes by exploring specific aspects of designing thickener underflow pump systems, typical surface tailings or underground backfill pipeline system. The papers comprise the following parts The head and efficiency derating parameters are considered to be a function of impeller size and

    Inquire Now
  • Oyu Tolgoi experiences rake failure in tailings thickener

    Oyu Tolgoi experiences rake failure in tailings thickener VANCOUVER, CANADA Turquoise Hill Resources today announced that on Friday, September 5, 2014 Oyu Tolgoi experienced a failure of the rake arms in one of the mines two tailings thickeners.

    Inquire Now
  • Tailings Thickener Justification Thickening, Filtering

    is a Tailings Thickener a requirement? Am thinking along the lines of reagent consumption reduction, TSF management, etc. My idea would be to have the thickener just after the last leaching tank, prior to pumping to the TSF.

    Inquire Now
  • Improve Clarifier and Thickener Design and Operation

    A design method for thickeners and clarifiers known as the batch flux curve technique was developed over 20 years ago, but still is not wellknown in design and operating circles. An informal survey of major clarifier and thickener manufacturers found that none of the firms surveyed use this method for sizing and maximizing operating conditions.

    Inquire Now
  • A description of the sedimentation process during dynamic

    A description of the sedimentation process during dynamic thickener operation A.J. Vietti and F. Dunn 2 Paste 2014, Vancouver, Canada consolidation theory was applied to the settling of compressible slurries (Shirato et al., 1970) which led

    Inquire Now
  • Thickeners versus centrifuges a coal tailings technical

    the centrifuge generates a centrifugal force, which is from a few hundred to several thousand times greater than the force of gravity. While the capacity of a thickener is a function of its surface area, the capacity of a centrifuge is a function of the liquid surface area multiplied by the g force.

    Inquire Now
  • Thickeners versus centrifuges a coal tailings

    thickeners to be sized on the rise rate of released water. The solids settling velocity has to be While the capacity of a thickener is a function of its surface area, the capacity of a centrifuge is a function of Recently in a report completed by the Australian Coal Industry Research Program (Bickert amp Langer 2012), it

    Inquire Now