patented for thermal phosphate recovery process

phosphate rock process upgrading

phosphate rock process upgrading

The world production of marketable phosphate rock exceeded 145 million ton in 2006. about 95 percent of this Phosphate Rock Process Upgrading ngoveroyalinstitute.co.za. Sales Inquiry Phosphate Rock Process Upgrading. Physical and thermal treatment of phosphate ores . The annual consumption of phosphate

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BISMUTH PHOSPHATE CARRIER PROCESS FOR Pu RECOVERY(Patent

BISMUTH PHOSPHATE CARRIER PROCESS FOR Pu RECOVERY(Patent

A bismuth phosphate carrier precipitation process is patented for separating plutonium from fission products. Purifiion of plutonium is accomplished by precipitating bismuth phosphate in the presence of quadrivalent plutonium, thereby carrying plutonium from soluble fission products, and in another step precipitating bismuth phos phate in the presence of hexavalent plutonium, thereby

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DOE Patents Patent: Thermal acidization and recovery

DOE Patents Patent: Thermal acidization and recovery

A thermal acidization and recovery process for increasing production of heavy viscous petroleum crude oil and synthetic fuels from subterranean hydrocarbon formations containing clay particles creating adverse permeability effects is described. The method comprises injecting a thermal vapor stream

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A method of agglomeration of phosphate raw materials

A method of agglomeration of phosphate raw materials

The invention relates to a thermal preparation of phosphate raw materials to the electrothermal conversion to yellow phosphorus, in particular to a method of sintering and heat treatment of phosphate

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Ecoreps TRU Waste to Energy Pyrolysis

Ecoreps TRU Waste to Energy Pyrolysis

Ecoreps is the global exclusive distributor of TRU Pyrolysis worldwide. The Thermal Recovery Unit (TRU) is a modular patented Pyrolysis plant capable of processing multiple waste streams in

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Phosphoric acid recovery from concentrated aqueous feeds

Phosphoric acid recovery from concentrated aqueous feeds

production of a very highgrade phosphoric acid, the thermal route has been progressively abandoned due to its prohibitive energetic cost (only 5% of the total phosphoric acid was produced by thermal processes in 2007).2 In the wet process, phosphate, ores are leached with a mineral acid, usually

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THERMAL HYDROLYSIS OF SEWAGE SLUDGE AND THE

THERMAL HYDROLYSIS OF SEWAGE SLUDGE AND THE

thermal hydrolysis, digestion, dewatering, centrate water treatment, ammonia recovery, phosphate recovery, struvite Introduction Treatment of domestic wastewater is an energy consuming process. On a wwtp the net energy consumption is approximately 20 –

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An environment friendly process for recovering phosphates

An environment friendly process for recovering phosphates

The Budenheim Carbonic Acid Process Flow chart of the patented Budenheim Carbonic Acid Process: Sewage sludge Water CO 2 Water CO 2 CO 2 7 Phosphate Percentage phosphate recovery Agitation in combination with lime water addition 13 0% 10% 20% 30% 40% 50% • No need for thermal

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Physical and thermal treatment of phosphate ores — An

Physical and thermal treatment of phosphate ores — An

5.1. Energy consumption in thermal treatment of phosphate ores. The amount of energy for mining and physical beneficiation of phosphate ores to produce one ton of commercial rock phosphate (32% P 2 O 5) is approximately 0.9 GJ/ton of rock phosphate (about 2.9 GJ/ton P 2 O 5).

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RecoPhos Recovery of Phosphorus

RecoPhos Recovery of Phosphorus

„RecoPhos Recovery of Phosphorus" Recovery of Phosphorus from Sewage Sludge and Sewage Sludge Ashes with the thermoreductive RecoPhos Process Phosphorus is a key natural resource for agriculture and other industry sectors – but natural phosphate sources are getting scarce.

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COMBINED PHOSPHORUS REMOVAL AND RECOVERY

COMBINED PHOSPHORUS REMOVAL AND RECOVERY

Recovery of solubilised phosphate by methods as chemical precipitation, crystallisation or ion exchange The most common technology is the use of enhanced biological phosphorus removal followed by release of phosphate during anaerobic treatment. Released phosphate may then be recovered as calcium phosphate or magnesium ammonium phosphate.

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THERMAL HYDROLYSIS OF SEWAGE SLUDGE AND THE

THERMAL HYDROLYSIS OF SEWAGE SLUDGE AND THE

thermal hydrolysis, digestion, dewatering, centrate water treatment, ammonia recovery, phosphate recovery, struvite Introduction Treatment of domestic wastewater is an energy consuming process.

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Performance of nine technologies for phosphorus recovery

Performance of nine technologies for phosphorus recovery

Performance of nine technologies for phosphorus recovery from wastewater Overview from the European PREX project ING ET eu Anders Nättorp, Jan Stemann FHNW, University of Applied Sciences and Arts Northwestern Switzerland Christian Remy, Christian Kabbe KWB, Berlin Centre of Competence for Water Verena Wilken, IASP

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Claus process Wikipedia

Claus process Wikipedia

The Claus process is the most significant gas desulfurizing process, recovering elemental sulfur from gaseous hydrogen sulfide.First patented in 1883 by the chemist Carl Friedrich Claus, the Claus process has become the industry standard.C. F. Claus was born in Kassel in the German State of Hessen in 1827, and studied chemistry in Marburg before he emigrated to England in 1852.

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BISMUTH PHOSPHATE CARRIER PROCESS FOR Pu RECOVERY(Patent

BISMUTH PHOSPHATE CARRIER PROCESS FOR Pu RECOVERY(Patent

A bismuth phosphate carrier precipitation process is patented for separating plutonium from fission products. Purifiion of plutonium is accomplished by precipitating bismuth phosphate in the presence of quadrivalent plutonium, thereby carrying plutonium from soluble fission products, and in another step precipitating bismuth phos phate

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Process for recovery of phosphorus and aluminum compounds

Process for recovery of phosphorus and aluminum compounds

This paper presents a study on an alkaline wetprocess for the solubilization of aluminum phosphate ore from the state of Maranhão, Brazil. By processing a sample from Trauíra Island containing 27% P 2 O 5 and 29% Al 2 O 3, extraction efficiencies of about 70% for P 2 O 5 and 94% for Al 2 O 3 could be achieved. Phosphorus was recovered as

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Phosphate Recovery from Human Waste via the Formation of

Phosphate Recovery from Human Waste via the Formation of

While calcium was critical for phosphate removal, magnesium and bicarbonate had only minor impacts on phosphate removal rates at concentrations typical of toilet wastewater. Optimal conditions for phosphate removal were 3 to 4 h treatment at about 5 mA cm–2 (∼3.4 V), with greater than 20 m2 m–3 electrode surface area to reactor volume ratios.

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Phosphate Recovery from Human Waste via the Formation of

Phosphate Recovery from Human Waste via the Formation of

While calcium was critical for phosphate removal, magnesium and bicarbonate had only minor impacts on phosphate removal rates at concentrations typical of toilet wastewater. Optimal conditions for phosphate removal were 3 to 4 h treatment at about 5 mA cm–2 (∼3.4 V), with greater than 20 m2 m–3 electrode surface area to reactor volume ratios.

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Lithium Australia receives patent notice for battery

Lithium Australia receives patent notice for battery

The lithium phosphate improvements were considered a "significant" fourth step in the sevenstep process for lockingin granted patents, which can take several years to achieve. Positive next step. IP Australia is an agency of the Department of Industry, Innovation and Science and manages and grants patent appliions in Australia.

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BISMUTH PHOSPHATE CARRIER PROCESS FOR Pu RECOVERY(Patent

BISMUTH PHOSPHATE CARRIER PROCESS FOR Pu RECOVERY(Patent

A bismuth phosphate carrier precipitation process is patented for separating plutonium from fission products. Purifiion of plutonium is accomplished by precipitating bismuth phosphate in the presence of quadrivalent plutonium, thereby carrying plutonium from soluble fission products, and in another step precipitating bismuth phos phate in the presence of hexavalent plutonium, thereby

Get price
AP42, CH 8.9: Phosphoric Acid

AP42, CH 8.9: Phosphoric Acid

Thermal process phosphoric acid is of a much higher purity and is used in the manufacture of high grade chemicals, pharmaceuticals, detergents, food products, beverages, and other nonfertilizer products. In 1987, over 9 million megagrams (Mg) (9.9 million tons) of wet process phosphoric acid was produced in the form of phosphorus pentoxide (P2O5).

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Vichem Process Engineering, Waste  Chemical Technology

Vichem Process Engineering, Waste Chemical Technology

Both the rate of recovery of P 2 O 5 and the P 2 O 5 content in the produced phosphoric acid will be increased with this process of approximately 1.5% more than with other dihydrate processes for the same phosphate rock characteristics. The phosphate

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THERMAL HYDROLYSIS OF SEWAGE SLUDGE AND THE

THERMAL HYDROLYSIS OF SEWAGE SLUDGE AND THE

thermal hydrolysis, digestion, dewatering, centrate water treatment, ammonia recovery, phosphate recovery, struvite Introduction Treatment of domestic wastewater is an energy consuming process. On a wwtp the net energy consumption is approximately 20 –

Get price
Phosphate Recovery from Human Waste via the Formation of

Phosphate Recovery from Human Waste via the Formation of

While calcium was critical for phosphate removal, magnesium and bicarbonate had only minor impacts on phosphate removal rates at concentrations typical of toilet wastewater. Optimal conditions for phosphate removal were 3 to 4 h treatment at about 5 mA cm–2 (∼3.4 V), with greater than 20 m2 m–3 electrode surface area to reactor volume ratios.

Get price
RecoPhos Recovery of Phosphorus

RecoPhos Recovery of Phosphorus

„RecoPhos Recovery of Phosphorus" Recovery of Phosphorus from Sewage Sludge and Sewage Sludge Ashes with the thermoreductive RecoPhos Process Phosphorus is a key natural resource for agriculture and other industry sectors – but natural phosphate sources are getting scarce.

Get price
11.21 Phosphate Rock Processing US EPA

11.21 Phosphate Rock Processing US EPA

11.21 Phosphate Rock Processing 11.21.1 Process Description15 The separation of phosphate rock from impurities and nonphosphate materials for use in fertilizer manufacture consists of beneficiation, drying or calcining at some operations, and grinding. The Standard Industrial Classifiion (SIC) code for phosphate rock processing

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STRUVIA Phosphorus Recovery and Harvesting System

STRUVIA Phosphorus Recovery and Harvesting System

Struvia™ Phosphorus Recovery and Harvesting uses a patented mixer, TurboMix™, in combination with lamella settlers to produce and separate struvite crystals from the wastewater within a single reactor with a small footprint, making it an economical phosphorous recovery process.

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(PDF) Technology for recovery of phosphorus from animal

(PDF) Technology for recovery of phosphorus from animal

Technology for recovery of phosphorus from animal wastewater through calcium phosphate precipitation. developed a patented process (2010) to recover phosphate from liquid swine manure. In the

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Phosphorus recovery from municipal wastewater: An

Phosphorus recovery from municipal wastewater: An

The Prich PASCH output "calcium phosphate" is an input to the process "agriculture soil". Occurring solid waste flows of the recovery process need proper treatment and are input into the process "waste management". The flow "neutralised process water" from this technology is a backflow to the process

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PRecovery Ecophos

PRecovery Ecophos

Although precipitation (most often Calcium Phosphate or Struvite (=MAP)) from the sludge liquor is relatively easy the main disadvantage of this approach is the fact that most of the P is separated from the liquor in an earlier stage of the waste water treatment process. Therefore the overall recovery

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STRUVIA Phosphorus Recovery and Harvesting System

STRUVIA Phosphorus Recovery and Harvesting System

Struvia™ Phosphorus Recovery and Harvesting uses a patented mixer, TurboMix™, in combination with lamella settlers to produce and separate struvite crystals from the wastewater within a single reactor with a small footprint, making it an economical phosphorous recovery process.

Get price
US Patent for Method for recovery of phosphate Patent

US Patent for Method for recovery of phosphate Patent

May 19, 2017 · The present invention provides a method for recovery of phosphate, in the form of magnesium ammonium phosphate (MAP), from a process for treating a biomass material which process comprises a digestion step performed in a digestion tank and includes a pretreatment step employing a thermal hydrolysis, characterized in that a magnesium source is added to the material in the process

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PROCESS FOR THE RECOVERY OF PHOSPHATE FROM PHOSPHATE ROCK

PROCESS FOR THE RECOVERY OF PHOSPHATE FROM PHOSPHATE ROCK

There is disclosed a wet process for the recovery of phosphate from phosphate rock which comprises leaching finely divided particles of phosphate rock with a protic acid at a temperature and for a time that favours dissolution, into a leachate, of the phosphate in relation to an impurity, and, isolating the leachate.

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Recovery Rate Phosphate Beneficiation Process Jun

Recovery Rate Phosphate Beneficiation Process Jun

Recovery Rate Phosphate Beneficiation Process Jun HFC Refrigerants (55) HST Hydraulic Cone CrusherHST series hydraulic cone crusher is combined with technology such as machinery, hydraulic pressure, electricity, automation, intelligent control, etc., representing the most advanced crusher technology in the world.

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An environment friendly process for recovering phosphates

An environment friendly process for recovering phosphates

The Budenheim Carbonic Acid Process Flow chart of the patented Budenheim Carbonic Acid Process: Sewage sludge Water CO 2 Water CO 2 CO 2 7 Phosphate Percentage phosphate recovery Agitation in combination with lime water addition 13 0% 10% 20% 30% 40% 50% • No need for thermal or chemical treatment • Production of sustainable phosphates

Get price
Claus process Wikipedia

Claus process Wikipedia

The Claus process is the most significant gas desulfurizing process, recovering elemental sulfur from gaseous hydrogen sulfide.First patented in 1883 by the chemist Carl Friedrich Claus, the Claus process has become the industry standard.C. F. Claus was born in Kassel in the German State of Hessen in 1827, and studied chemistry in Marburg before he emigrated to England in 1852.

Get price
Lithium Australia receives patent notice for battery

Lithium Australia receives patent notice for battery

The lithium phosphate improvements were considered a "significant" fourth step in the sevenstep process for lockingin granted patents, which can take several years to achieve. Positive next step. IP Australia is an agency of the Department of Industry, Innovation and Science and manages and grants patent appliions in Australia.

Get price