90138 ⎘
Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using nitric acid (nitrophosphates)
FERTILIZER AND MANUFACTURING METHOD THEREOF
#2METHOD, PRODUCT AND SYSTEM FOR COGENERATING FERRIC PHOSPHATE THROUGH NITROPHOSPHATE FERTILIZER DEVICE
#3Recycling reduced-carbon materials
#4INTEGRATED PROCESS TO UPGRADE LOW-GRADE CALCAREOUS PHOSPHATE ORE WITH LOW CO2 EMISSIONS AND LOW PHOSPHOGYPSUM WASTE
#5PROCESS FOR THE REMOVAL OF HEAVY METALS FROM A PHOSPHORIC ACID CONTAINING COMPOSITION USING AN IONIC POLYMERIC SURFACTANT AND USE OF SAID SURFACTANT IN THE PRECIPITATION OF HEAVY METALS IN A PHOSPHORIC ACID CONTAINING COMPOSITION
#6NOX REMOVAL FROM GASEOUS EFFLUENTS
#7Method for recovering phosphorus
#8Method of treating phosphate-containing ash from waste-incineration plants by wet-chemical digestion in order to obtain compounds of aluminium, calcium, phosphorus and nitrogen
#9Method for producing grandular fertilisers