A hydraulic borehole mining method and device used to recover subterranean coal, oil shale and other minerals from depths exceeding 1500 ft. where a gas lift is utilized to lift the mined slurry to the surface.
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The resulting slurry of mineral fragments and water flows along the slant borehole into the lower end of the vertical borehole from where it is pumped upwardly through the vertical borehole to the surface. US4536035A - Hydraulic mining method - Google Patents Hydraulic mining method Download PDF Info Publication number US4536035A. US4536035A ...
Mining and slurry. An industry of obtaining coal or other minerals from the ground. Mining is the extraction of valuable minerals or other geological materials from the earth from an ore body, lode, vein, seam, reef or placer deposits. The mining industry covers applications such as acid
Economics of Slurry Pumps Gravel Pumps. Most often, these types of slurry pumps are the most appropriate for all types of hydraulic sluicing mining operations. The intended purpose of using Slurry Pump Gravel Pump is to eliminate the necessity of trucking ore to the treatment plant.
Hydraulic mining of tailings. Figure 1 Kaltails Project, Kalgoorlie, Western Australia Courtesy of Newmont ... Once the required density is obtained in the sump and screening has prevented large objects from passing, the slurry is then pumped to thickeners and the underflow is reprocessed in the plant. The tailings
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Jan 14, 2019 The target standoff distance established for a practical hydraulic jet borehole coal mining device was tentatively established in the 40- to 60-ft 12.2- to 18.3m range, and efforts to develop a tool having this level of cutting capability, coupled with improved slurry pumping, were initiated.
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More particularly, the hydraulic mining tool of the present invention incorporates a novel modular construction wherein the major components of the mining tool, i.e., the hydraulic jet pump and cutting jet, the rock crusher, the radial slurry inlets, and the bottom slurry inlets, are formed as
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A hydraulic borehole mining system has a cutting jet nozzle supported on an insert short length of tubing of a cutting jet head within a water supply conduit in the lowest section of a multi-conduit pipe string that extends from the surface through a borehole to a target zone to be mined. A rod extending from the surface through the string outside of the water supply conduit connects to the ...
A hydraulic borehole mining device is provided of the type wherein a pair of high pressure water jets located along the length of the device are used to cut the mineral to be mined and a slurry pick-up system used to transport the particles cut away by the jets back to the ground surface.
A hydraulic borehole mining device is provided of the type wherein a pair of high pressure water jets located along the length of the device are used to cut the mineral to be mined and a slurry pick-up system used to transport the particles cut away by the jets back to the ground surface. The slurry pick-up may include a slurry jet pump which is also supplied with water under pressure.
It is necessary to displace mine tailings to a location offsite of the mining operation so that it does not pile up and hinder the mining process. Pumping these high solid slurries can wreak havoc on traditional centrifugal pumps, causing them to lose suction and efficiency. By using a slurry pump, you can ensure a
Jan 21, 2010 Hydraulic mining slurry separation system including machinery as Slurry centrifugal pumps,mud tanks,shale shakers,desanders,desilters,slurry agitators etc. Hydraulic ming from Hillendale Mine. A feasibility study for Hillendale Mine evaluated five different mining methods. On a net present cost basis it was found that a hydraulic monitoring ...
Mining Mineral processing Construction ... flygt hydraulic design reduces slurry velocity Hydraulic design Efficiency Pumping slurry can cause a severe reduction in the hydraulic efficiency of a pump. The Flygt impeller is designed to minimize this drop. Higher pumping
Hydraulic Mining, for waste and tailing reprocessing or for tailing logistics. Ore excavation, by utilizing high-pressure jet of water, to the dumping site. Hydraulic Extraction, for excavating and logistics of coal or other materials, by means of water. Hydraulic Discharge, to direct discharge of
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Our extensive range of slurry, industrial, and process valves are suited to almost every application where the flow of slurry, gas, or liquid needs to be regulated. Our valves are designed for ease of maintenance and maximum reliability while operating under extreme conditions. Available actuators include manual, pneumatic, hydraulic, electric ...
Hydraulic mining, or hydraulicking, is a form of mining that uses high-pressure jets of water to dislodge rock material or move sediment. In the placer mining of gold or tin, the resulting water-sediment slurry is directed through sluice boxes to remove the gold. It is also used in mining kaolin and coal.. Hydraulic mining originated out of ancient Roman techniques that used water to excavate ...
Hydraulic Re-Mining Equipment . We partner with you to deliver effective integrated tailings management services. ... Complete with slurry transfer pump, pulleys, v-belts, pully guard amp motor. To mine specifications amp QCP also available as a skid mount unit.
May 23, 2017 For subsea mining, the prediction of pressure loss due to the hydraulic transport of solid particles in the flexible pipe to connect the mining tool and the lifting system is important for the design of mining system. The configuration of the flexible pipe is expected to have an inclined part.
More particularly, the hydraulic mining tool of the present invention incorporates a novel modular construction wherein the major components of the mining tool, i.e., the hydraulic jet pump and cutting jet, the rock crusher, the radial slurry inlets, and the bottom slurry inlets, are formed as separate, individual units, each adapted to be ...
Mining Slurry Hose Henghua Hydraulic offers a large range of hydraulic hose amp fittings suitable for use on various applications across multiple industries. Our hydraulic hose range includes 1SC, 2SC, 100 R1-R17, 4SP, 4SH ,1SN,2SN,1-3TEamp suction amp delivery hose,
Hydraulic mining has since been used in various forms around the world. This method is used extensively in the reprocessing of mine and tailings dams around the world where earth moving equipment is limited due to excessive water and marsh terrain.
Hydraulic Mining, for waste and tailing reprocessing or for tailing logistics. Ore excavation, by utilizing high-pressure jet of water, to the dumping site. Hydraulic Extraction, for excavating and logistics of coal or other materials, by means of water. Hydraulic Discharge, to direct discharge of surface water from the saturated zone and drainage.
KSB delivers GIW Minerals slurry pumps that can tackle even the most extreme conditions. We offer pumps and services for various applications in hard rock mining and mineral mining for SAG and ball mill circuits, mill discharge, cyclone feed and screen pumps, hydraulic transport and in
It is necessary to displace mine tailings to a location offsite of the mining operation so that it does not pile up and hinder the mining process. Pumping these high solid slurries can wreak havoc on traditional centrifugal pumps, causing them to lose suction and efficiency. By using a slurry pump, you can ensure a longer pump life, and less ...
The Multiflo Mudflo submersible dredge pump features a hydraulically driven wet-end especially engineered to provide efficient pumping of highly charged and abrasive slurries. View our range of dewatering pumps or contact our mine dewatering experts today.
paravalves slurry knife gate valves in the mining and mineral processing The Mining and mineral processing Industry has hundreds of different critical processes, from the grinding circuit through to the refined or smelted products, that require reliable and cost-effective engineered valve solutions.
It can be noted that the use of hydraulic mining for tailings can be to either reprocess the waste, mine the waste as a product, or for moving of the tailings to a
In hydraulic mining moving the slurry is called sluicing. Educing is the process of introducing the slurry into an enclosed circuit. In the hydraulic mining
Primarily used in hydraulic sluicing, as the most efficient means of slurry ore transport from the hydraulic sluicing mining area to the wash plant site, away to