Aluminium Sulphate Removal Patent

aluminium sulphate removal patent - bethschools

US Patent # 4,251,497. Method for measuring the basic . Method for measuring the basic amount in basic aluminum sulfate solution for removal of SO.sub.2 gas Abstract.

US5900151A - Method for sulphate removal magnesium ...

Method for sulphate removal from concentrated MgCl 2 solutions, where the solution is subjected to a high pressure nanofiltration process applying membranes having a dominantly negative surface charge.

aluminium sulphate removal patent - agc

Coelectrodeposition of aluminium and cadmium … Coelectrodeposition of aluminium and cadmium from aqueous solutions is shown to be ... It allows easy removal from ... of aluminium sulphate in sulphuric ...

Process for the removal of oxalate and/or sulphate from ...

A process for the removal and causticisation of sodium oxalate and/or sodium sulphate from a Bayer process liquor containing sodium carbonate and one or both of sodium oxalate and sodium sulphate in an alumina refinery is described.

aluminium sulphate removal patent - greenheritage

A method of decomposing ettringite, to form amorphous aluminium trihydroxide, which includes the step of lowering a pH of a slurry containing ettringite to a value ...

Patent US2844439 - Production of aluminum sulphate from ...

The traces of calcium sulphate will ... References Cited in the file of this patent UNITED STATES PATENTS ... Process of producing soluble salts of aluminium ...

Aluminum sulfate | Al2S3O12 - PubChem

Aluminum sulfate | Al2S3O12 or Al2 ... aluminium sulphate: ... which is then easily reabsorbed and that aluminum removal by the body may be enhanced by preventing the ...

Ferric-Alum-Process , non-ferric, Technology, Applications ...

Alum (Aluminium Sulphate) ... Salinity Removal Technologies; Patent. ... Treatment of pulping effluents by using alum and clay - Colour removal and sludge ...

aluminium sulphate removal patent - agc

Coelectrodeposition of aluminium and cadmium … Coelectrodeposition of aluminium and cadmium from aqueous solutions is shown to be ... It allows easy removal from ... of aluminium sulphate in sulphuric ...

Ferric-Alum-Process , non-ferric, Technology, Applications ...

Alum (Aluminium Sulphate) ... Salinity Removal Technologies; Patent. ... Treatment of pulping effluents by using alum and clay - Colour removal and sludge ...

An integrated limestone/lime process for partial sulphate ...

sulphate removal of acidic/sulphate-rich water to sulphate levels of less than 1 500 mg/l due to precipitation of magnesium and ... which is poly-aluminium-hydroxy

Patent EP0040521A1 - Antacid material based on magnesium ...

The present invention provides an antacid material based on magnesium aluminium hydroxide and a process for the preparation of an antacid material based upon magnesium aluminium hydroxide, wherein magnesium hydroxide and/or magnesium oxide is reacted with an aqueous solution of aluminium sulphate, in an atomic ratio of magnesium to aluminium of ...

Sulfate Removal Technologies A Review - Water Online

Sulfate Removal Technologies: A Review. ... As a polishing step for sulfate removal, barium salts can be added to precipitate barium sulfate, ...

Patent US20040170546 - Process for the removal of oxalate ...

A process for the removal and causticisation of sodium oxalate and/or sodium sulphate from a Bayer process liquor containing sodium carbonate and one or both of sodium oxalate and sodium sulphate in an alumina refinery is described.

FLUORIDES REMOVAL TECHNOLOGY - Intecna Group

FLUORIDES REMOVAL TECHNOLOGY PATENT 2003 A 02590 has been used. ... The manufacturing firms of fertilizers, of aluminium and glass ,

Veolia receives wastewater treatment patent - Mining Magazine

Veolia Water Technologies has been awarded a patent for the recirculation of sludge for its sulphate removal technology, which is used primarily to treat wastewater from mining operations for discharge or reuse

FLUORIDES REMOVAL TECHNOLOGY - Intecna Group

FLUORIDES REMOVAL TECHNOLOGY PATENT 2003 A 02590 has been used. ... The manufacturing firms of fertilizers, of aluminium and glass ,

Alum Aluminum Sulfate Solution - USALCO

Aluminum Sulfate easily hydrolyzes to form insoluble precipitates which aid in removal of tiny particles that cannot be easily filtered and/or are too small to ...

Veolia receives wastewater treatment patent - Mining Magazine

Veolia Water Technologies has been awarded a patent for the recirculation of sludge for its sulphate removal technology, which is used primarily to treat wastewater from mining operations for discharge or reuse

The removal of sulphate from mine water by precipitation ...

The removal of sulphate from mine water by precipitation as ettringite and the utilisation of the ... Sulphate, nitrate, aluminium, ... Patent WO 2014/033361 A1 ...

Patent US4482542 - Antacid material based on magnesium ...

The present invention provides a process for the preparation of an antacid material based upon magnesium aluminium hydroxide, wherein magnesium hydroxide and/or magnesium oxide is reacted in an atomic ratio of magnesium to aluminium of 1:1 to 3:1 with an aqueous solution of aluminium sulphate until the pH of the reaction mixture is from 4.0 to ...

Treatment of industrial effluents for neutralization and ...

Treatment of industrial effluents for neutralization and sulphate ... -oxidation process for the removal of fiee acid, iron and aluminium ... A patent on an ...

Removal of Aluminium (III) from Polluted Waters Using ...

Removal of Aluminium ... is US patent pertaining to the removal of aluminum and ... sulphate in double distilled water and is made up to 1 lit. B: ...

Process for making sodium aluminum sulphate - GEN CHEMICAL ...

Process for making sodium aluminum sulphate . United States Patent 2189179 ... which because of the removal of sodium aluminum sulphate therefrom now ...

POLYALUMINIUM CHLORIDE PACl, SODIUM HYDROXIDE NaOH, SODIUM ...

POLYALUMINIUM CHLORIDE PACl, SODIUM HYDROXIDE NaOH, ... (aluminium sulphate) ... colour removal in a microfiltration-based water

Treatment of industrial effluents for neutralization and ...

Treatment of industrial effluents for neutralization and sulphate ... -oxidation process for the removal of fiee acid, iron and aluminium ... A patent on an ...

Removal of heavy metals with gamma dicalcium ... - US Patent

At Patents you can conduct a Patent Search, ... Removal of heavy metals with gamma dicalcium ... Examples of suitable salts are aluminium sulphate and a waste ...

Process for making sodium aluminum sulphate - GEN CHEMICAL ...

Process for making sodium aluminum sulphate . United States Patent 2189179 ... which because of the removal of sodium aluminum sulphate therefrom now ...

flow process aluminium sulfat patent - ventaskgroup

Sulfate Removal Technologies: ... process of manufacturing aluminium sulphate. Patent US4160815 process for the manufacture of aluminum sulfate by the reaction of ...

Phosphorus Removal From Meat Processing Wastewater ...

PHOSPHORUS REMOVAL FROM MEAT PROCESSING WASTEWATER: INNOVATION IN ... aluminium sulphate), ... Removal From Meat Processing Wastewater: Innovation in Process ...

Polyaluminium Silicate Sulphate A New Coagulant for ...

A New Coagulant for Potable and Wastewater Treatment A.K. Arnold-Smith, ... aluminium sulphate, ... have appeared in the patent lit ...

Sulphate ions removal from an aqueous solution: I. Co ...

Sulphate removal from aqueous streams is by far one of the most difficult and onerous tasks in ... Patent; Standard; ... aluminium, analytical methods, chemical ...