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Phosphorus-containing

Subclass of:

071 - Chemistry: fertilizers

071001000 - PROCESSES AND PRODUCTS

071031000 - Inorganic material

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
071032000 Phosphorus-containing 45
20080236228Controlled Release Fertilizer And Method For Production Thereof - A controlled release fertilizer material comprising a particulate plant nutrient surrounded by a coating which is the reaction product of a mixture comprising: a polyol, an isocyanate and an organic wax.10-02-2008
20090165516PROCESS FOR OBTAINING A FERTILIZER WITH SUSTAINED RELEASE OF PHOSPHORUS - The present invention relates to obtaining a fertilizer with sustained release of phosphorus, enriched with other macro and micronutrients, which can be produced by pyrolysis of pyrobituminous shale, in combination with calcareous shale and with natural phosphatidic rocks. The invention presents a process for obtaining a solid fertilizer with sustained release of phosphorus, enriched with Ca, Mg, S, Si and micronutrients, by a combination of pyrolysis of a pyrobituminous shale at a temperature of 450-500° C., with the addition of calcareous shale and of a phosphatidic rock, which represents a promising innovation compared to the prior art, and will certainly serve to fill a gap in the availability of fertilizers permitted for use in agroecological systems.07-02-2009
20090183543Thermal Process For Separating Heavy Metals From Ash In Agglomerated Form - A process for separating from each other heavy metals and an ash agglomerate in the form of individual granules or pellets having substrate properties. Environmentally acceptable metal chlorides and, if appropriate, fillers are mixed with the ash in a first step and the resulting mixture is subjected to agglomeration and/or compaction or conversion into particles. The agglomerate obtained in this way is heated to a temperature above the boiling point of the heavy metal chlorides. The resulting gaseous heavy metal chlorides are separated from the agglomerate. The remaining porous ash agglomerate is depleted in heavy metals and can be used as fertilizer in an original, milled or regranulated particle form.07-23-2009
20120118035NUTRIENT RECOVERY SYSTEMS AND METHODS - Methods, systems, and apparatuses for anaerobic digestion of waste fibrous material and the recovery of nutrients are provided. Methods, systems, and apparatuses disclosed herein provide mechanisms to release dissolved gases from anaerobic digester effluent. Methods, systems and apparatuses disclosed herein can recover one or more nutrients from anaerobic digested effluent using a range of temperatures, aeration rates, aeration times, pH ranges, and settling times.05-17-2012
20130067975TRANSGENIC PLANTS CAPABLE OF METABOLIZING PHOSPHITE TO REDUCE COMPETITION FROM WEEDS - System, including methods and compositions, for making and using transgenic plants capable of metabolizing phosphite to reduce competition from weeds.03-21-2013
20140109639FERTILIZER COMPOSITION CONTAINING SULFUR AND BORON - A fertilizer composition is provided that includes boron and sulfur. The fertilizer composition can be a controlled release fertilizer that includes elemental sulfur, an anhydrous boron-containing compound, and a swelling material. The fertilizer composition can be produced by mixing molten elemental sulfur with the anhydrous boron-containing compound and cooling the mixture.04-24-2014
20140208815FERTILIZER COMPOSITION AND METHOD FOR SUSPENDING FERTILIZER IN AN AQUEOUS SOLUTION - A system and method for providing fertilizer for crop production in an aqueous solution comprising nano-sized fertilizer particles, which are free of any chemical side chain and free any micelle to protect the nano-sized particle from re-agglomeration, suspended therein for improved uptake by the population of the crop.07-31-2014
20140345346MOLTEN PHOSPHORUS-POTASSIUM FERTILIZER, AND ITS PREPARATION PROCESS - The present invention relates to an amorphous, vitreous phosphorus-potassium fertilizer obtained by melting raw materials containing phosphorus pentoxide (P11-27-2014
20140345347FERTILIZER COMPOSITION CONTAINING SULFUR AND BORON - A fertilizer composition is provided that includes boron and sulfur. The fertilizer composition can be a controlled release fertilizer that includes elemental sulfur, an anhydrous boron-containing compound, and a swelling material. The fertilizer composition can be produced by mixing molten elemental sulfur with the anhydrous boron-containing compound and cooling the mixture.11-27-2014
20170233301METHOD, SYSTEM AND A PROCESS FOR PRODUCING FERTILIZERS FROM SEAWATER08-17-2017
071033000 Phosphates 35
20080289385Phosphorous Pentoxide Producing Methods - A phosphorous pentoxide producing method includes forming a kiln bed using feed agglomerates with a calcium-to-silica mole ratio of from 0.5 to 1.0 and maintaining a bed temperature at or above 1260° C. along a portion of the bed length without exceeding 1380° C. along the entire bed length. Less than 10% of the agglomerates' phosphate input to the kiln remains in the kiln residue as phosphate. Another method includes maintaining a bed temperature at or above 1180° C. along a portion of the bed length and establishing a bed surface-to-volume ratio multiplied by a time for bed heat up to 1180° C. of less than 50 minutes-ft11-27-2008
20090272163Method of solidifying and detoxifying soil (including soil contaminated with dioxins and/or heavy metals), incinerated ash (including incinerated ash contaminated with dioxins, heavy metals and the like) and coal ash (including coal ash contaminated with heavy metals and the like) and method of detoxifying polluted water containing dioxins and polluted water containing PCB - A method of solidifying and detoxifying a soil, incinerated ash and coal ash to yield a solidified substance detoxified to a level complying with the environmental standards and a method of detoxifying polluted water containing dioxins and polluted water containing PCB are provided. First solidifying and detoxifying agent contains light burnt magnesite as component (1) and chrysolite powder as component (2), in which a ratio by weight of the component (1) and the component (2) is 1:5 to 5:1, preferably 1:3 to 3:1, more preferably 1:2 to 2:1 and is the solidifying and detoxifying agent applied to one kind selected from soil, incinerated ash and coal ash as well as polluted water containing dioxins and polluted water containing PCB. Other solidifying and detoxifying agent further contains as an additional component a fused phosphate fertilizer and titanium dioxide powder as well as anhydrous gypsum powder, light burnt dolomite and/or calcined lime powder.11-05-2009
20130174625METHOD FOR FORMING PRODUCTS FROM A FLUE GAS DESULFURIZATION BY-PRODUCT AND PRODUCTS FORMED THEREBY - Compositions and methods for producing a manufactured product, a method for making a liquid absorbent, and processes for disposal of flammable liquids with a flue gas desulfurization by-product. The compositions for the manufactured products combine a binder and the by-product. The composition contains a greater percentage by weight of the by-product than the binder. The methods for producing manufactured products include dewatering the gypsum-depleted waste stream to reduce a water content, and forming the manufactured product. The method for making a liquid absorbent includes dewatering, granulating, drying, heating, and packaging a granulated gypsum-depleted composition as the liquid absorbent. The processes for disposal of flammable liquids include distributing a by-product into contact with flammable liquid, absorbing the liquid, transporting, and igniting the flammable liquid. The artificial soils are a combination of by-product and animal waste.07-11-2013
20140311201METHOD FOR REMOVAL OF TOXIC WASTE FROM TIMBER - A flow wood processing extracting lignin from woody plant material and converting delignified cellulosic residue to crude bio-oils, that removes toxic preservative chemicals from waste timber, and provides conversion to useful or nontoxic forms. Wood is chipped and fed into a lignin extractor using ethanol at high temperatures to dissolve the lignin with counter current material contactors, heat exchangers, and a computer control system. Most of preservative chemicals likely precipitate out at this stage as a heavy sludge that can be removed. Ethanol containing dissolved lignin is removed from the lignin extractor, the dissolved lignin recovered, the ethanol recycled into the lignin extractor, and residual heat returned to the process. Delignified cellulosic pulp is removed from the lignin extractor and subjected to a milling to convert into a smooth sludge for entry to a bio-convertor by a super critical water process. The residue is prepared as a high phosphate fertilizer.10-23-2014
20140366599PHOSPHATIC CLAY PRODUCTS FOR USE AS SOIL WETTING AGENTS, AND METHODS OF DELIVERY OF PHOSPHATIC CLAYS TO SOIL - Phosphatic clays, and the use of phosphatic clays as a soil wetting agent. Phosphatic clays as wetting agents aid in the retention of water in sandy soil, and/or for prevention or reduction of leaching of nutrients. Due to its unique mineralogy, rheology, particle size and shape, phosphatic clay exhibits high water absorbing and retaining qualities as compared to other clay varieties. Further, phosphatic clay is readily available as a by-product of mining of phosphatic ore. The phosphatic clay wetting agents increases the effectiveness of the water applied to the soil, thereby reducing the amount of run-off, and reducing the amount of water needed to accomplish sufficient irrigation. The phosphatic clay wetting agents can be delivered to the soil as a sprinkle-on product, granule product, spray-on product, soil amendment, fertilizer or seed coating, or fertilizer composition.12-18-2014
20160023949METHOD FOR FORMING PRODUCTS FROM A FLUE GAS DESULFURIZATION BY-PRODUCT AND PRODUCTS FORMED THEREBY - Compositions and methods for producing a manufactured product, a method for making a liquid absorbent, and processes for disposal of flammable liquids with a flue gas desulfurization by-product. The compositions for the manufactured products combine a binder and the by-product. The composition contains a greater percentage by weight of the by-product than the binder. The methods for producing manufactured products include dewatering the gypsum-depleted waste stream to reduce a water content, and forming the manufactured product. The method for making a liquid absorbent includes dewatering, granulating, drying, heating, and packaging a granulated gypsum-depleted composition as the liquid absorbent. The processes for disposal of flammable liquids include distributing a by-product into contact with flammable liquid, absorbing the liquid, transporting, and igniting the flammable liquid. The artificial soils are a combination of by-product and animal waste, human waste, or another bio-solid.01-28-2016
20160046533PROCESS FOR THE PRODUCTION OF AMMONIUM/POTASSIUM POLYPHOSPHATE COMPOUNDS FROM POTASSIUM CHLORIDE AND PHOSPHORIC ACID FEEDSTOCKS - The present invention relates to a continuous ion exchange methodology for production of ammonium-potassium polyphosphate solutions using agricultural grade phosphoric acid, anhydrous ammonia, and agricultural grade potassium chloride (ag potash) as primary feedstocks. The method is particularly applicable to the production of these low salt index, specialty liquid fertilizer solutions and allows for the use of less expensive ag-potash and impure phosphoric acid as the potassium and phosphate sources in order to produce the ammonium-potassium polyphosphate compounds, which are chloride free as a result of the ion ex-change process.02-18-2016
071034000 Alkali metal and ammonium only 11
20090071212SOLUBLE AND SOLUBILIZING, FREE-FLOWING, SOLID FERTILIZER COMPOSITIONS, AND THE PREPARATION THEREOF - A solid free-flowing particulate fertilizer composition is provided, as well as a method of manufacturing same. The composition has low tendency to caking, is easy for storage and manipulation, dissolves rapidly and completely in water, and can be used directly as a fertilizer or serves in the preparation of concentrated aqueous fertilizer compositions comprising otherwise scarcely soluble nutrients.03-19-2009
20120073341HIGH BIOAVAILABILITY PHOSPHORUS - The efficiency of applied phosphorus can be improved by applying phosphorus as a coating onto plant growth (roots and shoots) or by applying phosphorus as a coating on prills or granules of other forms of fertilizers. The composition comprises (a) monoammonium phosphate, (b) struvite and (c) magnesium sulphate. The first two ingredients ensure that there is a source of rapidly available phosphorus (MAP) and a source of more slowly available phosphorus (STRUV). The third ingredient is to provide a source of sulphate which will, in the area surrounding the coated product following application thereof to the soil, act to stop ambient calcium from reacting with the phosphate thereby rendering it inactive.03-29-2012
20120272702PROCESS FOR PREPARING AN ELEMENTAL SULPHUR-CONTAINING FERTILIZER - A process for preparing an elemental sulphur-containing fertilizer is disclosed. The process uses a dispersion mill, wherein a rotor turns within a slotted stator, to wet mill elemental sulphur in a liquid (preferably an aqueous liquid), thereby providing a dispersion of milled elemental sulphur in the liquid. The dispersion is combined with further components to provide a mixture of elemental sulphur and further components, and the mixture is granulated in a granulator unit to provide granulated elemental sulphur-containing fertilizer.11-01-2012
071035000 Nitrogen-containing 2
20100132422Method For the Production of Fertilizer and CO2 - The invention provides a method for the combined production of (i) a fertilizer selected from the group consisting of ammonium nitrate, ammonium phosphates or a combination thereof, (ii) a concentrated stream of CO2 through an indirect neutralization of ammonia with an acid selected from the group consisting of nitric acid, phosphoric acid, a salt thereof and a combination thereof; said method comprising: (I) reacting a carbonate product with a reagent selected from the group consisting of nitric acid, phosphoric acid, a salt thereof, and a mixture thereof to form CO2, and a fertilizer containing an ammonia component; and (II) separating at least a portion of said carbon dioxide from said fertilizer in a condensed and relatively concentrated stream.06-03-2010
20160107943Three-Part Plant Nutrient System - The present invention is incorporated in a three-part primary nutrient system for facilitating the growth of a plant in any growing media. The first part of the nutrient system comprises calcium and nitrogen and is devoid of phosphorus, potassium, magnesium, sulfur, and trace minerals. The second part of the nutrient system comprises nitrogen, phosphorus, potassium, magnesium, sulfur, and trace minerals and is devoid of calcium. The third part of the nutrient system comprises potassium, phosphorus, magnesium, sulfur, and trace minerals and is devoid of nitrogen and calcium.04-21-2016
071036000 Alkali metal- and ammonium-containing 6
20080289386Extended Release Compositions - Extended release compositions containing selenium and methods of using such compositions in the treatment of soil deficient in selenium are provided. For example, the composition could comprise sodium selenium and acidulated phosphate.11-27-2008
20090255305Method for the Combined Production of a Sulfur Oxide Containing Product and a Fertilizer - The invention provides a method for the combined production of (I) a sulfur oxide containing product and (II) a fertilizer selected from a group consisting of ammonium nitrate, ammonium phosphates and a combination thereof, through an indirect neutralization of ammonia with an acid selected from the group consisting of nitric acid, phosphoric acid and a combination thereof, the method comprising: a. contacting a precipitate containing calcium sulfite with a solution of nitric acid and a solution of ammonia in two separate steps, to form the fertilizer, the sulfur oxide containing product and a precipitate containing calcium hydroxide; and b. separating at least portion of the fertilizer, the sulfur oxide and the calcium hydroxide into three separated streams.10-15-2009
20100162780METHOD AND APPARATUS FOR DEPOSITING AGENTS UPON AND WITHIN BIO-CHAR - Methods and apparatuses for depositing agents relatively deep within pores of bio-char. Bio-char is first produced in an airtight oven by heating biomass feedstock. The bio-char is then cooled and steam is diffused into the pores of the bio-char. The steam-laden bio-char is immersed in a liquid bath containing soluble agents that are to be deposited in the pores of the bio-char. The liquid bath cools the char to below the condensation temperature of the steam, whereupon the condensing steam generates a partial vacuum within the pores, drawing the liquid into the pores. The bio-char is then removed from the liquid bath and dried so that the liquid within the pores evaporates, leaving behind the soluble agent. Accordingly, the invention yields bio-char that has soluble agent embedded relatively deep within its pores.07-01-2010
20130247631FUNCTIONAL FERTILIZER COMPOSITION INCLUDING NATURAL MINERAL INGREDIENTS AND METHOD OF PREPARING THE SAME - A functional fertilizer composition containing natural mineral ingredients and a method of preparing the same are disclosed. More particularly, a functional fertilizer composition that is environmentally friendly, significantly accelerates growth of plants, relieves physiological disorders, is suitable for use as an agent for odor removal and a gas generation inhibitor, and enables preparation of a soil conditioner from a residue from which mineral ingredients are extracted and a method of preparing the same are disclosed. To this end, the method includes pulverizing vermiculite, mixing the pulverized vermiculite with water, adding sulfur or sulfuric acid to the mixture of pulverized vermiculite and water, stirring the mixture to which sulfur or sulfuric acid has been added, aging the stirred mixture to prepare an aqueous solution, and separating and extracting an aqueous solution containing mineral ingredients from the prepared aqueous solution.09-26-2013
20140352380DEWATERING OF PHOSPHATE PRECIPITATES - The present invention describes a process for the treatment of a precipitate starting material comprising magnesium ammonium phosphate, magnesium potassium phosphate or potassium phosphate, or any derivate thereof, or a mixture thereof, said process comprising dewatering of the precipitate starting material, wherein the dewatering is performed by use of a hydrocyclone followed by the removal of excess water by filtration, and wherein the product obtained is a powder product. Furthermore, the present invention also discloses a powder product comprising particles of magnesium ammonium phosphate and/or magnesium potassium phosphate, wherein at least 75% of the particles have a particle size of maximum 10 μm and wherein at least 50% of the particles have a particle size in the range of 4-10 μm.12-04-2014
20160130191SLOW AND FAST RELEASE FERTILIZER COMPOSITION AND METHODS FOR MAKING SAME - A homogeneous fertilizer granule comprises slow-release (e.g. struvite) and fast release sources of phosphorus (P). The homogeneous fertilizer granule may further contain other essential nutrients and micronutrients required by plants. A number of methods may be used to make such granules. One method includes introducing a struvite slurry or fines and a liquid supply of water soluble P into a granulator. Alternatively, dry raw materials can be mixed with water/steam and/or another binder prior to being fed into a granulator. In another embodiment, pre-mixed dry raw materials are mechanically compacted and crushed to yield homogeneous fertilizer particles.05-12-2016
071037000 Acid treatment 1
071040000 Sulfuric acid 1
20140123718LIQUID PHOSPHATE FERTILIZER SOLUTION FOR AGRONOMIC USE - A fertilizer is obtained from defluorinated phosphate rock, previously treated in an acidic medium, with the particularity of being almost entirely available and assimilable, ensuring that phosphorus is kept soluble in the soil substrate so that it can be entirely assimilated by plants. It responds to the following reaction: H05-08-2014
071042000 Alkaline treatment 2
20100206032Process for the Manufacture of Bio-release Fertilizers of Zinc-iron-manganese, Iron-manganese-copper and Zinc-iron-manganese-copper - A process for the preparation of water insoluble bio-release micronutrient fertilizers, containing iron and manganese with either zinc and/or copper, comprising (a) heating orthophosphoric acid at a temperature of 130° C.-150° C. with a mixture of (i) source of iron oxide, (ii) manganese dioxide or pyrolusite, and (iii) either or both compounds of zinc or copper selected from zinc ash or zinc oxide and cupric oxide, or cupric sulphate or cupric chloride and (iii) a basic compound such as oxide or carbonate of magnesium or calcium, to produce a multi-metallic polyphosphate; (b) neutralisation of the polyphosphate with a basic compound followed by drying and pulverisation to obtain a solid powdery material.08-19-2010
20160075555PROCESS AND PLANT FOR SEPARATING HEAVY METALS FROM PHOSPHORIC STARTING MATERIAL - A process for separating heavy metals from phosphoric starting material comprises the following steps: 03-17-2016
071043000 Neutralization 1
20120024026MICRONUTRIENT FERTILIZERS AND METHODS OF MAKING AND USING THE SAME - A water insoluble micronutrient fertilizer, methods of producing, and methods of using the same are provided. The fertilizer may comprise at least one first micronutrient selected from the group consisting of chromium, cobalt, copper, iron, manganese, and zinc; a polyphosphate; and optionally at least one second micronutrient selected from the group consisting of boron, chlorine, iodine, molybdenum or selenium. The fertilizer compounds are preferably water insoluble, dilute acid soluble, and free-flowing powders02-02-2012
071044000 Heat-treatment 1
071047000 Carbonates, oxides, sulfates, silicon, and halides 1
20100281936POROUS PLANTING MEDIUM CONTAINING MINERALS AND METHOD FOR PREPARING THE SAME - The present invention relates to a porous planting medium containing minerals and a method for preparing the same, and more particularly, to a porous planting medium prepared by using bentonite and/or zeolite and minerals for promoting plant growth as raw materials and a method for preparing the same. The porous planting medium containing minerals according to the present invention can provide places where plants can grow due to the pores therein and create the ideal environment for plant growth due to minerals used therein. Also, since it is installed in a building with plant seeds germinated therein, it can provide effects of interior decoration, wood bathing due to anion generation and a pleasant interior environment.11-11-2010
071048000 Products 12
20120024027WATER PURIFICATION MATERIAL, WATER PURIFICATION METHOD, PHOSPHATE FERTILIZER PRECURSOR, AND METHOD FOR MANUFACTURING A PHOSPHATE FERTILIZER PRECURSOR - There is provided a water purification material including: a composite metal hydroxide exhibiting a layered structure and including iron ions, calcium ions, and at least one of nitrogen ions and sulfur ions; and at least one of calcium hydroxide and ferric hydroxide, in which a main peak intensity due to at least one of the calcium hydroxide and the ferric hydroxide measured by x-ray crystal structure analysis is equal to or less than half a main peak intensity due to the layered structure of the composite metal hydroxide.02-02-2012
20130133387PHOSPHATE FERTILIZERS AND METHODS OF USING THE SAME - A water-insoluble phosphate fertilizer, methods of producing, and methods of using the same are provided. The fertilizer may comprise at least one alkaline earth metal selected from calcium and magnesium and optionally at least one nutrient ion selected from the group consisting of potassium, ammonium, zinc, iron, manganese, copper, boron, chlorine, iodine, molybdenum or selenium. The fertilizer compounds are preferably water-insoluble, dilute acid-soluble, and free-flowing powders.05-30-2013
20140216120SULPHUR-BASED FERTILIZER COMPOSITION WITH LOW ROCK PHOSPHATE CONTENT - A fertilizer composition is provided that includes sulphur and rock phosphate. The fertilizer composition can be a controlled release fertilizer that includes elemental sulphur, a rock phosphate, and a swelling material. The rock phosphate is present in the fertilizer composition in low amounts, e.g., 5% by weight or less. The fertilizer composition can be produced by mixing molten elemental sulphur with rock phosphate and cooling the mixture.08-07-2014
20150376074PHOSPHATE FERTILIZERS AND METHODS OF MAKING AND USING THE SAME - A water-insoluble phosphate fertilizer, methods of producing, and methods of using the same are provided. The fertilizer may comprise at least one alkaline earth metal selected from calcium and magnesium and optionally at least one nutrient ion selected from the group consisting of potassium, ammonium, zinc, iron, manganese, copper, boron, chlorine, iodine, molybdenum or selenium. The fertilizer compounds are preferably water-insoluble, dilute acid-soluble, and free-flowing powders.12-31-2015
071049000 Nitrogen-containing 6
20110120201Concentrated separator by-product based fertilizer - A vegetable based fluidic fertilizer derived from concentrated separator by-products (CSB.) The CSB is heat treated and optionally filtered to remove suspended particular matter. The heat treatment is performed in a range of about 150 to 200 degrees F. for about 24 to 96 hours. Filtration is provided using a standard wire mesh size in a range of about 50 to 200. The fertilizer may then be applied at about 25 to 200 gallons per acre. The fertilizer may be applied to agricultural vegetation either directly or by inclusion in an irrigation stream.05-26-2011
20140076013COMPOSITE FOR PHOSPHATE AND AMMONIUM ION REMOVAL - The invention employs composites of zeolite and ferric oxide hydroxide for removal of inorganic nitrogen and phosphorus wastes from animal environments.03-20-2014
20140157845PARTICULATE NITRIFICATION INHIBITOR SYSTEMS - Particulate compositions of reverted superphosphate substantially free of free acid containing at least one nitrification inhibitor and their methods of preparation and use06-12-2014
071050000 Nitrates 3
20150135786FERTILIZER COMPOSITIONS AND METHODS OF MAKING AND USING THE SAME - Generally, the instant disclosure relates to fertilizer compositions and methods of making and using the same. More specifically, the instant disclosure relates to blast suppressant and/or blast resistant ammonium nitrate fertilizer compositions, as well as methods of making and using the same.05-21-2015
20160075607FERTILIZER COMPOSITIONS AND METHODS THEREOF - Disclosed herein are fertilizer compositions comprising: a fertilizer comprising a nitrogen compound, a phosphorus compound, and a potassium compound. The fertilizer composition also comprises a filler. Also, disclosed are the methods of making and methods of using the fertilizer compositions.03-17-2016
20160251273FERTILIZER COMPOSITIONS AND METHODS OF MAKING AND USING THE SAME09-01-2016
071051000 Alkali metal- and ammonium-containing 1
20140331728AGRICULTURAL BLEND AND PROCESS OF FORMING AN AGRICULTURAL BLEND - Agricultural blends are described. The agricultural blend includes synthetic gypsum having ammonium sulfate and a by-product of slag, the slag being selected from the group consisting of steel slag, stainless steel slag, alloy steel slag, carbon steel slag, and phosphate slag. Additionally or alternatively, the agricultural blend is delivered to soil, is a mineral soil amendment, is a soil conditioner, is a liming agent, is an additive to increase soil pH, is an additive to decrease metal toxicity, or a combination thereof.11-13-2014
071053000 Containing carbonates, oxides, sulfates, or halides 1
20140360240NUTRIENT COMPOSITION FOR BIOLOGICAL SYSTEMS - A nutrient composition for biological systems, such as humans, animals, plants or microorganisms includes at least one monometallic or mixed-metallic phosphate of the (M1 M2 M3 . . . Mx)12-11-2014
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