By increasing the height of the mud bed within the thickener Delkor was able to achieve densities that were not possible in a standard high rate thickener It is capable of screening between 150µm and 2 000µm and is widely used by the mining industry for the removal of tramp material from fine mineral or chemical nbsp …

Two of the main environmental concerns in mineral processing are the disposal of fine tailings into dams and the of operation showing noteworthy reduction in tank diameter from a quot conventional quot to modern designs the thickeners of quot high capacity quot quot High Capacity Thickener quot HCT or even quot High Rate Thickener quot …

30 Oct 2017 3′ to 20′ Spiral Rake Thickener Thickener Designed with Beam Metal Tank 5′ to 20′ Diameter Thickener Thickener Large size Thickeners above 45′ diameter use the bridge type superstructure High rates usually require a combination of a stronger thickener mechanism and a lifting device …

2 Apr 2010 Optimising paste thickeners by controlling the compact bed level and the hindered interface high production rates Thickened technologies are sometimes used at mines with moderate production rates Conventional tailing deposition is the only proven AGIDISC™ the Large Diameter Disc LDDF …

The Southern African Institute of Mining and Metallurgy Base Metals to select HDT 39 s rather than High Rate Thickeners HRT for the Ruashi II Copper Cobalt The residence time to achieve 59 wt underflow suspended solids was between 4 and 6 hours see Section 2 1 2 Ruashi Rheology 0 50 100 150 200 250 …

International Journal of Mining Science and Technology CFD was used to simulate the industrial tailing thickener with settled bed of 120 m diameter which is located in the Sarcheshmeh copper mine Important The transmission is done by two or four rakes in the most common thickeners and the high speed thickeners …

by a group of engineers with over 150 man years of Thickener improve Thickener operation reduce flocculant usage achieve high underflow densities improve overflow quality and allow for high Thickener units are available up to 90m diameter with a range of sidewall and centre pier mounted bridge designs electric …

40m Deep Cone Paste Thickener In Ground Installation Two units– China Project Copper Tails 17 700 tpd each 65 67 wt underflow K 275 Page 22 DEEP CONE PASTE THICKENERS 40m – CU TAILINGS Page 23 AFP™ Filter Presses Pneumapress ® Filters Pressure Filtration Shriver ® Filter Presses nbsp …

Support bridge with walkway THICKENER CLARIFIER EIMCO L01133 16 39 X 36 1 16 39 X 36 quot DENVER SIZE 24 THICKENER HYDROCLASSIFIER Manual raise Enclosed worm gear drive THICKENER CLARIFIER DENVER L00502 26 39 DIA ENVIRO CLEAR HIGH RATE THICKENERS 4 26 39 DIA ENVIRO CLEAR nbsp …

Thus the diameter of the thickener is determined by selecting a rise rate at which acceptable solids carry over is produced as demonstrated either by High density slurry and paste tailings transport systems International Platinum Conference 39 Platinum Adding Value 39 The South African Institute of Mining and Metallurgy …

30 Mar 2017 DELKOR is an industry specialist in solid liquid separation and mineral processing applications for the mineral chemical and Tenova TAKRAF is an integrated solutions provider to the global mining bulk material handling minerals processing The DELKOR High Rate Thickener is a proven performer …

White paper Debottlenecking of Thickeners in a Changing Environment 6 Higher prices enable lower cut off grades New projects mining higher grade during early years Higher grade underground mines ramping up Long term downward trend 1990 1995 2000 2005 2010 2015 2020 2025 2030 1 6 1 4 1 2 1 0 …

The use of conventional large diameter 90 m traction thickening technology was a proven process at the nearby Assmang Beeshoek iron ore operations some 60 km away However concerns over high evaporations rates in the area lack of suitable sites for a conventional tailings facility and the inability of this type of nbsp …

26 Jan 2015 A wide variety of thickeners are used including conventional deep well paste high rate and clarifiers which is a thickener subclass used for removing solids If coagulants are used typically these are dosed upsteam of the flocculant addition point however in mineral concentrates most often the best nbsp …

19 Mar 2014 Placed by BEA Mountain Mining Corp part of Aureus Mining Inc the order covers one 21 m diameter high rate thickener two belt linear screens 9 m2 and 6 m2 and a flocculant plant with auto dilution for increased steady state conditions The equipment is destined for the New Liberty gold mine where nbsp …

Westpro 39 s thickeners are equipped with new generation hydraulic drives high capacity feedwells and low drag high capacity rakes to deliver superior solids settling performance Along with their applications 138ft diameter thickener for potash tailings processing in Saskatchewan Canada High Capacity High Rate …

15 May 2017 The Difference Between a Clarifier and a Thickener is subtle as they will visually look the same Fundamentally thickeners and clarifiers are both used to settle solids which results in the separation of liquids and solids Thickeners are used to concentrate solids while clarifiers are used to purify liquids …

We have thickeners and clarifiers for sale of many types sizes and trusted manufacturers including Dorr Oliver Eimco Westech Enviroclear Phoenix Lamella and many more Enviro Clear CO5040 Thickener 5 ft dia x 4 ft high Type CO5040 Carbon steel tank Carbon steel rakeID 72927SoldQuote nbsp …

The critical difference is the use of feed dilution and flocculation in high rate thickeners over conventional thickeners however the high rate thickener has become so ubiquitous in the mining industry it has become the 39 conventional 39 choice Large diameter to height ratios are a feature of conventional thickeners which can nbsp …

BASICS IN MINERAL PROCESSING CONTENT Introduction 3 23 Technical data High pressure grinding rolls HPGRs HRC™ Wear rate Feed material All operations in size reduction both crushing and grinding are of course determined by the feed characteristics of the minerals rock ore moving into the circuit …

After the run of mine ore has been crushed to a size of 150mm it is conveyed to the stockpiles at the concentrator The processing The tailings from the pyrite flotation process are thickened in two 50m diameter Dorr Oliver thickeners and the thickened tailings are discharged to the riverine tailings disposal system Water is nbsp …