US4113184A Wet grinding method for crude phosphate rock

This application discloses a method of wet grinding crude phosphate rock containing clay minerals and the like impurities. The procedures of the invention produce a rock slurry of enhanced fluidity and a desired degree of economy; and the principles of the invention may be applied to rock slurries after size-reduction. The method of the invention contemplates introducing coarsely sized, crude

11.21 Phosphate Rock Processing

PM. Another control technique for phosphate rock dryers is use of the wet grinding process. In this process, rock is ground in a wet slurry and then added directly to wet process phosphoric acid reactors without drying. A typical 45 Mg/hr (50 ton/hr) calciner will discharge about 13 to 27 dry normal m3/sec

Wet grinding method for crude phosphate rock CF

I claim: 1. The method of wet grinding crude phosphate rock containing clay minerals or like siliceous impurities, which comprises the steps of: introducing coarsely sized, crude phosphate rock containing clay minerals or the like into a grinding mill with at least about 20% by weight of water; introducing a substantially calcium-free alkaline additive material into the mixture of crude rock

Wet grinding phosphate rock in an acidic slurry Freeport

The use of wet grinding of phosphate rock to produce suitable feed for wet process phosphoric acid plants has accelerated in recent years due to the substantial energy savings of wet grinding over dry grinding. An opportunity for additional, substantial cost savings at wet process plants occurs if pond water can be used to replace, completely

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US4577804A Wet grinding phosphate rock in an acidic

Phosphate rock contained in an acidic slurry is ground by equipment wherein the acidic slurry contacts the metallic surfaces of the equipment. A method for monitoring and controlling grinding ball consumption is provided in which acid-neutralizing particulate iron contained in the acidic slurry is measured and correlated to control curves, which relate particulate iron concentration to slurry

US4113184A Wet grinding method for crude phosphate rock

This application discloses a method of wet grinding crude phosphate rock containing clay minerals and the like impurities. The procedures of the invention produce a rock slurry of enhanced fluidity and a desired degree of economy; and the principles of the invention may be applied to rock slurries after size-reduction. The method of the invention contemplates introducing coarsely sized, crude

11.21 Phosphate Rock Processing

PM. Another control technique for phosphate rock dryers is use of the wet grinding process. In this process, rock is ground in a wet slurry and then added directly to wet process phosphoric acid reactors without drying. A typical 45 Mg/hr (50 ton/hr) calciner will discharge about 13 to 27 dry normal m3/sec

Wet grinding method for crude phosphate rock CF

I claim: 1. The method of wet grinding crude phosphate rock containing clay minerals or like siliceous impurities, which comprises the steps of: introducing coarsely sized, crude phosphate rock containing clay minerals or the like into a grinding mill with at least about 20% by weight of water; introducing a substantially calcium-free alkaline additive material into the mixture of crude rock

Wet grinding phosphate rock in an acidic slurry Freeport

The use of wet grinding of phosphate rock to produce suitable feed for wet process phosphoric acid plants has accelerated in recent years due to the substantial energy savings of wet grinding over dry grinding. An opportunity for additional, substantial cost savings at wet process plants occurs if pond water can be used to replace, completely

[randpic] US4577804A Wet grinding phosphate rock in an acidic Phosphate rock contained in an acidic slurry is ground by equipment wherein the acid

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Minequip’s gold mining equipment rotary trommel wash plants are manufactured for commercial use in small to medium sized gold recovery operations, and our gold mining equipment is used successfully in production gold mines in New Zealand, Mongolia, Papua New

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gold processing plant flow diagram in Dunedin, Otago, New The Pamphlet Collection of Sir Robert Stout New Zealand . Sole Agent for New Zealand, Dunedin Industrial Exhibition . 1.0000 Gold from the same district, refined by

gold processing plant new zealand

gold processing plant new zealand. minequip rotary trommel wash minequips equipment rotary trommel wash are manufactured for commercial use in small [email protected] Send Message Get a Quote. mining gold: new zealand historic heritage conservation doc.

Gold New Zealand Geographic

By 1911, Martha was New Zealand’s biggest gold mine and the nearby miners’ town of Waihi, population 6500, the largest town in the region. Four decades later, Martha’s production, after the processing of nearly 11 million t of underground ore, totalled some 5 million oz (155 t) of gold

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Used Roller Mills For Sale . Nelson machinery supplies used raymond roller mills worldwide single whizzer or double whizzer air classifiers are included with complete roller mill systems 1325 315 111 united kingdom roller mills expanded view used roller mills for sale machinery pete new renn 10 roller mill case hardened rollers set up ready for

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pre used classifiers for sale raymond roller mills United. pre used classifiers for sale raymond roller mills United Kingdom. Photos of raymonds mill 1pehalin classifier raymond mill photos india sand classifiers for sale india germany duss hand grinding mill photos sand classifiers for sale india mini gravel classifier raymond h mills (1928 2008) dallas traduire cette page this is a profile

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CE Raymond 5057 High Side Roller Mill. Manufacturer: Raymond; A find of a life time, Fully Operational Raymond Roller Mill, Offered with 75 HP Main Motor, 100 HP exhaust blower, duel whizzer classifier with 15 HP motor, rotary valve feeder with 1 HP motor. Also available is...

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Jun 19, 2021 meister Food Processing Technology. The Type roll mill is a development of the model and is designed for high throughput. Flaking mills. Flaking mills are used in the oil seed industry to process prebroken seeds for the downstream extraction process. meister''s flaking mills ZWG 601, ZWG 703 and ZWG 800 are manufactured using a rigid welded frame.

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