• Tailings Storage Facilities ScienceDirect

    piezocone is a device that is used with increasing frequency to investigate and facilitate characterization of in situ properties of deposited tailings. The device is pushed vertically into the tailings beach with a suitable jacking arrangement, and measurements of penetration resistance and pore pressure are taken.

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  • Glossary of Technical Terms THE FUND195O TAILINGS DAM

    Glossary of Technical Terms. Artesian Pressure a condition that exists when the water table (piezometric surface) lies above the ground surface.This condition occurs when a pervious, saturated soil is confined by an impervious soil. Beach subaerial tailings slope between the dams crest and the pond. Berm an engineered flat cut or earthfill.

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  • CA2922389A1 Supernatant water discharge device Google

    ltSupernatant Water Discharge Devicegt A supernatant water discharge device A according to the embodiment of this invention is applied preferably for the aforementioned discharge of the supernatant water W in the tailings dam D to the return water pond P.

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  • Technical Report Design and Evaluation of Tailings Dams

    in depth a comprehensive guide to the design and evaluation of tailings impoundments would incorporate most of the materials in a number of examinations of tailings dam engineering and environmental performance, including those in texts by Vick

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  • Technology of Dams and Tailings Disposal Instituto

    Technology of Dams and Tailings Disposal. The discharge of the tailings dam is made along the dam crest, by cyclones or series of small pipes, so that there is a uniform formation of the beach. Functions as a safety device when the flow of water reaches values that endanger the stability of the dam or serve to prevent the maximum level

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  • The stability of Tailings Structures Pore Water Pressure

    WATER PRESSURE DISTRIBUTION AND MONITORING Gunther E. Bauer Department of Civil Engineering Carleton University, Ottawa, Ontario. Canada, KlS 586 ABSTRACT The stability of tailings dams is governed by the height of the embankment, the unit weight of the fill, the gradient of the slope and device for groundwater observation are open

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  • Tailings storage at Lisheen Mine, Ireland ScienceDirect

    conventional method for discharging tailings is subaerially from single or multiple spigots on a ring main. The tailings slurry travels across the tailings beach, depositing the coarser fraction closest to the discharge point with the finer fraction being deposited at the edge of a centrally located pool of supernatant water.

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  • Nuclear Industry Yantai Tongxing Industrial Co.,

    The Nuclear Industry Yantai Tongxing Industrial Co., is a hightech enterprise belongs to National Defense Science and Industry Committee of Shandong province

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  • Technology of Dams and Tailings Disposal Instituto

    Technology of Dams and Tailings Disposal. The discharge of the tailings dam is made along the dam crest, by cyclones or series of small pipes, so that there is a uniform formation of the beach. Functions as a safety device when the flow of water reaches values that endanger the stability of the dam or serve to prevent the maximum level

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  • Kensington Project Tailings Storage Facility Consolidation

    Kensington Project Tailings Storage Facility Consolidation Testing amp Modeling . Suite 1400 750 W. Pender Street, Vancouver, B.C. V6C 2T8 originally anticipated during initial particle settling after slurry discharge. onsequently, there is C A slurry consolidometer device was used to develop consolidation and compressibility

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  • Seepage Control for Tailings Dams

    circuit tailings pond is required (no discharge of effluent is permitted downstream of the dam}, foundation cutoffs and foundation drainage wells may be necessary to prevent surface and embankment seepage from passing downstream of the dam. SEEPAGE CONTROL FOR TAILINGS DAMS 673

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  • Tailings.info Tailings Handling

    Handling Methodology. Tailings are transported to their final storage place in a number of different ways. The most common is slurry transportation in a pipeline from the thickeners (normally located at the processing plant) to deposition points located within or around a surface tailings storage facility.

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  • Oil sands tailings dewatering can it be done?

    from the effluent upon discharge and deposit forming a beach with the effluent flowing away into a collection pond. 3.1.3 Centrifuge A centrifuge is a device that spins, providing a gravitational force that causes the tailings to form against a porous side wall. The effluent passes through the wall and the solid tailings remains.

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  • Tailings pond with discharge pipe and tower Two HSP 25.100

    Tailings pond with discharge pipe and tower Two HSP 25.100, each driven by a HA 315 E The poppet valves of the Putzmeister pump are hydraulically activated when they are closed, then they are really closed. This reduces the danger of jet wear. The piston speed is

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  • Conventional Thickeners Solid Liquid Separation

    The Lifting Device and Torque Control. The lifting device is the element that raises and lowers the raking arms during operation so that the blades follow the interface of the settled solids by monitoring the torque. This ensures that the torque is maintained within set limits so that the arms are raised when the torque increases or lowered

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  • Design and construction of a combined underground paste

    paste tailings discharge uses point discharge around the entire facility. There are two tailings pipelines on the tailings dam, one operating and one standby. Spigot pipes are installed on the main tailings pipeline and the space between the spigots is 100 m. The spigots are used on rotation in order to ensure the uniform increase of the

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  • Appendix I Tailings Dewatering Plan Rev 1 colorado.gov

    2.0 TAILINGS AND IMPOUNDMENT SETTING mostly submerged since their discharge in the impoundment, with some of the exposed tailings device was then inflated to ensure that solution incursions from the upper pipe joints of the riser extensions were not being collected, and that recovered solutions were from the tailings matrix.

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  • Use of the DCP test for compaction control of staged dikes

    The construction of a tailings dam is commonly performed in stages, each stage consisting of a new dike built on top of the previous one. In the case presented here, upstream raising, the construction of the dike is atop a tailings beach created by hydraulic discharge of sand tailings from the embankment crest.

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  • Protecting Progressing Cavity Slurry Pumps Onyx Valve

    Protecting Progressing Cavity Slurry Pumps A progressing cavity pump consists of a single helix metal rotor that turns inside a double helix rubber stator. This forms a series of pockets that traverse the length of the pump, gently pushing fluid from the suction to the discharge in a smooth, pulseless stream. figure 1 Progressing cavity pump

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  • Environment agency pledges intensified monitoring of Bosai

    Environmental Protection Agency (EPA) will intensify the monitoring of Bosai Minerals Group (Guyana) Incs (BMGGI) tailings discharge into the Kara Kara Creek after the Chinese companys

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  • Tailings Central Thickened Discharge challenges faced and

    Tailings central thickened discharge challenges faced and lessons learned from design to operation . Juan Jose Moreno and Nicholas Thompson . The operation required a review of the operating conditions and the design of an expansion to cater for an extended life of mine (LOM).

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  • Mine Tailings Disposal Methods

    the past, mill tailings have been discharged onto hillsides or directly into lakes or streams. These practices are now prohibited by state and federal laws. Today, the universal disposal method for tailings is the tailing pond. Tailings are slurried with water and pumped to tailing ponds for settling.

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  • MINING TAILINGS AND MANAGEMENTS كلية العلوم

    tailings discharge methods used (Ritcey 1989). The environment is the most crucial parameter constraining tailings storage which ultimately affects the way a facility is designed, built, operated and closed. For this reason a range of alternate methods of tailings storage and discharge

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  • Dry tailings discharge system YouTube

    16, 2015018332Dry tailings discharge system designed and produced by Yantai Jinyang Hydrocyclone company in China pls feel free to contact [email protected]

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  • Discharge Device Outotec

    new discharge device has shown increased plant performance, availability, and safety. Product quality and homogeneity is improved by stabilizing the furnace inventory. The longer life span of the device and components saves costs and reduces maintenance

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  • Metal and Nonmetal Mine Safety and Health MSHA

    and Nonmetal Mine Safety and Health REPORT OF INVESTIGATION Surface Nonmetal Mine (Sand Plant) A new tailings discharge system was being constructed at the pit to discharge silt material and recover water to be recycled to the plant. The four employees working on the system were on loan from the Voca Pit and Plant, owned by the same

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  • Minerals And Mining (Health, Safety and Technical

    265. Tailings storage facility impoundment 266. Tailings discharge system 267. Safety arrangements of tailings storage facilities 268. Monitoring of tailings storage facilities 269. Design and construction of tailings storage facilities to be done by qualified engineer 270. Plans and audits for tailings

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  • Appendix I Tailings Dewatering Plan Rev 1 colorado.gov

    2.0 TAILINGS AND IMPOUNDMENT SETTING mostly submerged since their discharge in the impoundment, with some of the exposed tailings device was then inflated to ensure that solution incursions from the upper pipe joints of the riser extensions were not being collected, and that recovered solutions were from the tailings matrix.

    Inquire Now
  • Kensington Project Tailings Storage Facility Consolidation

    Kensington Project Tailings Storage Facility Consolidation Testing amp Modeling . Suite 1400 750 W. Pender Street, Vancouver, B.C. V6C 2T8 originally anticipated during initial particle settling after slurry discharge. onsequently, there is C A slurry consolidometer device was used to develop consolidation and compressibility

    Inquire Now
  • Mining Services Return Water Dams Cyclone Engineering

    When considering the design of a tailings storage facility there are many parameters which impact on the optimum site selected and the storage and tailings discharge methods used. Jet rodding is an important part of tailing facility maintenance as the drains are an important device in the safe operation of the tailings dam.

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