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Needed To Run Ft Dia Thickener Dorr Oliver

Torque Needed To Run Ft Dia Thickener Dorr Oliver

DorrOliver 24 ft. Thickener ID 67230 10 ft. deep. 24 ft. diameter. 9 ft. 3 in. discharge height. 4 ft. head. Full bridge. 12 in. wide external launder. Shaft, Rakes drive. Another important object is to provide means which impart torque to the rakes of a thickener and also function to raise the rakes as a unit when an overload is placed

Integrating Control Of Flocculant Delivery In A Phosphatic

Feb 03, 1998 balance in the mill. The four, 325-foot diameter, natural settling Dorr-Oliver clay thickeners that were installed as original equipment in 1966 to reclaim process water for the flotation process were not capable of achieving a solids content greater than six percent solids. Therefore, two Enviro-Clear thickeners were installed to achieve the

Concentrate Dewatering Thickening

Oct 21, 2016 It is made by the Dorr-Oliver Company for use in conjunction with thickeners, and incorporates a device for varying the stroke, thus providing a positive method of regulating the flow. The Dorr Traction Thickener is shown in Fig. 63. It is, as a rule, only employed for concentrates when the diameter of the tank exceeds 50 ft.

How A Thickener Works

Jul 13, 2016 Various types of Dorr thickeners, which it is unnecessary to describe here, are available for specific uses, including constructions to resist corrosion. Power requirements are low, about hp. for thickeners less than 50 ft. in diameter. Attendance and repairs are also low.

Circular Clarifiers Thickeners Monroe Environmental

Circular Clarifiers Engineered to Meet Your Needs. Customized designs for municipal and industrial applications. Tank diameter 10 to 250 feet. Full and half-bridge designs. Steel or concrete tanks. Chemical feed system available. Flocculator available when required. Energy Dissipating Inlet (EDI) designs available.

Thickening And Clarifying Flsmidth

Thickening and clarifying. Poor solid-liquid separation functions can threaten the overall performance of your processing plant. With our efficient feed dilution and flocculation technology, we provide superior thickening performance in the form of better overflow clarity and higher underflow densities, while minimising your operating expenses.

21 Recausticizing Principles And Practice

to calculate the volume of cooking liquor they will need to process wood chips in the digester. The active alkali (AA) is easily calculated from the EA. See Table I. for definitions. EA NaOH Na2S AA NaOH Na2S Generally all chemical concentrations (lbs./cu.ft. or kg/m3) are expressed in terms of sodium oxide (Na2O) in North America.

Operations Sudbury Saturday Night Canadian Mining Journal

Apr 01, 2002 The bulk concentrate grading 20-21% CuNi is pumped to four 110-ft diameter Dorr thickeners located outside the smelter. It is thickened to 65% solids and either stored or pumped directly to the filtration plant, where four 8-ft-10-inch diameter, 12-disc Eimco filters further reduce the moisture content to about 11%.

Enrcs Kakanda Mine Orders Flsmidth Equipment Package

Nov 14, 2011 The flotation installation comprises 13 Wemco Smartcell self-aspirating flotation machines for oxide and sulphide rougher duty, with a volume of 130 m 3 and a throughput of 480 t/h and 11 Dorr-Oliver RoundTank forced air flotation machines for cleaner/scavenger duty, with a 50 m 3 volume and a throughput of 123 t/h. The thickener section comprises one Hi-Rate

Dorr Oliver Espesadores Pdf Transmission Mechanics

Dorr Oliver - Espesadores.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free.

Conventional Thickeners Solid Liquid Separation

The picture on the right shows a 6 meter diameter wooden tank Dorr thickener installed back in 1908 in the Kennicott Copper Mill in McCarthy, Alaska and in 2011 I had the thrilling opportunity to fly from Chitina to McCarthy in a six seater plane to visit the abandoned mill.

Pdf Thickener Design Control And Development

was performed by a parallel pa ir of Dorr-Oliver thickeners to produce a 45% solids underflow. Each Each thickener was 128 metres in di ameter, with a depth of 9.8 metres .

V118n2a3 Optimization Of The Rssing Countercurrent

42.7 m EIMCO thickeners, and 4 68.5 m Dorr Oliver thickeners (both brand names are now the property of FLSmidth). A schematic of the circuit is given in Figure 1. The thickeners were originally installed in 1977 and are designed as high-rate thickeners, operating with flocculent addition to the thickener feed launders. Despite the

70 Snowdrift Rd North Iron Run Dorroliver

Dorr-Oliver is staffed with a group of experienced, enthusiastic and professional people who will work with you on any project or problem you may have. Dorr-Olivers 60,000 sq. ft. facility utilizes a wide range of late model equipment in the shop and office, keeping pace in todays demanding marketplace and enjoys a world-wide reputation.

Classifier And Clarifier

A thickening agent or thickener is a substance which can increase the viscosity of a liquid without substantially changing its other properties. Edible thickeners are commonly used to thicken sauces, soups, and puddings without altering their taste thickeners are also used in paints, inks, explosives, and cosmetics.

Bridge And Column Type Conventional Thickener

Dorr Oliver Eimco Thickeners Clarifiers. 2013 10 28Dorr Oliver Eimco Thickeners Clarifiers. Sedimentation products from 2 178 ft. diameter Hi Density Sludge Thickener is the largest size bridge supported unit with center shaft, producing Spur gear drives for bridge or center column mounted operations These units are manufactured with heat get price

Jerritt Canyon Mine Jerritt Canyon Gold

The ore roasting circuit at Jerritt Canyon consists of two Dorr-Oliver two-stage fluid-bed roasters, each rated at 2,000 tpd. Ore is withdrawn from the feed bin by a variable speed screw feeder and lifted with a bucket elevator to the roaster feed system and dropped into the roaster.

Thickener An Overview Sciencedirect Topics

The thickener was applied at various concentrations (0, 4, 8, or 12 g/l) in the pretreatment bath to determine the effect of cationization on the optimal level of thickener. The concentrations of soda ash and urea in the pre-treatment were 40 and 100 g/l respectively.The fabrics, untreated cotton and cotton cationized with 100 g/l reactant, were printed with the cyan ink at 360 and 720 dpi ...

Bridge And Column Type Conventional Thickener

Dorr-Oliver Eimco Thickeners Clarifiers. throughput of conventional machines ... 178-ft. diameter Hi-Density Sludge Thickener is the largest size bridge ... Spur gear drives for bridge or center column ... Inquire Now Thickener View Specifications Details of Thickeners . The EIMCO KCP Ltd. offering Thickener in Annasalai, Chennai, Tamil Nadu.

Components Of A Thickener

Dorr-Oliver Eimco Thickeners Clarifiers. Thickeners Clarifiers. ... 178-ft. diameter Hi-Density Sludge Thickener is the largest size bridge-supported unit with center shaft, producing. ... Run-of-mine (ROM) coal Inquire Now How To Thicken

Flotation Using Acid

Mar 06, 2016 The concentrate from the flotation machines is thickened to about 60% solid in Dorr tanks, 50 by 12 ft., the spigot-product of which goes to 11-ft. diam. by 12-ft. face, Oliver filters, each having a capacity of about 150 tons daily.


Dorr-Oliver Inc., Enviro-Clear, Denver Sala, and others falls into ... equal to that of a 55-ft-diameter basin thickener. As the above diagram illus- trates, flow starts with the process ... Then the water flows downward into the feed dis- tribution channels, which run .

Highlights 2016 Flsmidth Dorroliver Eimco Pdf

Saad Ibrahim FLSmidth Site Manager, Cerro Verde Expansion SAAD IBRAHIM (LEFT) CHECKS LEVELS AND HYDRAULICS ON ONE OF THE THICKENERS, WITH STEVE WARE, AT THE CERRO VERDE SITE Building a lasting relationship In 2006, FLSmidth started working with FCXs Cerro Verde openpit copper and molybdenum mine, which is located

Paxman History Pages Paxman Filtration

Nearly forty years later the names of Dorr-Oliver and Eimco survive as leaders in the field of filtration. In 1991 the Paxman filter range was purchased by Eimco of Rugby. In 2002 Eimco merged with Dorr-Oliver to form Dorr-Oliver Eimco, which is now FLSmidth Dorr-Oliver Eimco UK Ltd. Paxman Sells Its Filtration Business

Atlas Mine And Mill Supply Inc Specializes In Late

Dorr-Oliver Flotation Cells (Outokampu Type) (2 Ea.) 1350 CU/FT mechanism, With 60 HP Motor, Spare Shaft and Impeller . Quinn Process Equipment 48 X 48 2- Cell Attrition Machine, S/N 2517 With 40 HP Motor, UNUSED. Wemco 164 Floating Cell Mechanisms (9 Ea.) With 75 HP Motor, Rated 1000 CU/FT . Denver Flotation Cell Mechanisms (6 Ea.) 300 CU/FT

Eorwa Wastewater Treatment Eorwa

Treatment Process. Eastern Ohio Regional Wastewater Authority (EORWA) currently has 8.3 miles of gravity sanitary sewer lines, 7.3 miles of force mains and 16 lift stations of varying sizes. The wastewater treatment plant is designed for an average daily flow of

Hydrometallurgical Equipment

Apr 02, 2017 This plant now has eight tanks 50 ft. in diameter by 20 ft. deep besides 13 smaller ones. The greatest field for the tray thickener is where tanks have to be housed and space is valuable or heated pulps have to be settled and a minimum of radiation is required. The Dorr Agitator History

Government Website Design Municipal And Local

(16 ft I x 13 ft w x 11 ft d) aerated grit chamber with 7.5 HP air lift blower, 3 HP aerator blower, 400 gpm Combs grit separator dual 0.3 Mgal each (80 ft. dia. X 8 ft. d) circular primary clarifiers with oil skimmers, 1500 gallon grease collection tank, dual Dorr Oliver primary sludge

Settling Velocity And Particle Size Distribution Coal

Jul 13, 2006 Toyo pumps has a picture of a treatment facility in New Mexico that uses clarifiers to thicken ash. Im trying to track it down so I can track down the thickener manufacturer. My design to get 2% up to about 5-7% uses two 100 ft. diameter clarifiers. To go from 20% to 50% solids (another option were looking at) it takes the same size clarifiers.

Flotation Developments Best Practice International

Nov 04, 2013 Flotation Developments Best Practice. Posted by Matrix on 4th November 2013. Prof Graeme Jameson is a nominee in the International Mining Technology Hall of Fame and his Jameson cell, marketed by Xstrata Technology, offers, among other advantages, high production in a small footprint and high concentrate grades.

Components And Accessories For Sedimentation Units

Feb 24, 2017 Sedimentation systems consist of a collection of components, each of which can be supplied in a number of variations. The basic components are the same, whether the system is for thickening or clarifying tank, drive-support structure, drive unit and lifting device, rake structure, feedwell, overflow arrangement, underflow arrangement, instrumentation, and

Equipment Classifieds Icmj Prospecting Mining Journal

FOR SALE 4x3 Denver SRL pump, 7.5 HP 5x4 Denver SRL pump, 25 HP 2 Galigher rubber-lined pump 5HP 48 Sweco SD screen, Denver 12 drives, 48 Dorr Oliver thickener mechanism (2) 100 amp SS shut off boxes. MILLER EQUIPMENT, Tel (865)475-7977or send email. MMartf. Email the owner of this ad

James Jones Senior Reliability Engineer Alcoa Linkedin

Mills (24 off ranging in diameter from 4.2 m to 5 m and installed power from 1340 kW to 2000 kW) Flotation mechanisms (18 off 130 cubic metre tank cells and 140 off Wemcos of varying sizes) Thickeners (7 off Dorr Oliver 109S 45m diameter units and 1 off Dorr Oliver 122S 60m diameter unit) Pumps ( 300 off mostly centrifugal slurry ...

Membrane Applications In Water Plants Roads Bridges

Dec 28, 2000 Still, the new reverse osmosis (RO) softening system selected required a new building with approximately 16,000 sq ft of floor space on one level. Constructing this facility required the demolition of the north Dorr-Oliver treatment unit, the washwater recovery basin, the lime sludge lagoon, the sludge thickener, the vacuum filter, and the ...

Rotary Vacuum Filter To Run

Patent US4265764 - Rotary drum vacuum filter - Google Patente. In a rotary drum vacuum filter, the drum sectors are connected by conduits to apertures in a rotary valve member on the drum which is opposed to a fixed valve member.This results in more liquid having to run out along longer lengths of pipe.