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| Number | Title | Issue Date |
| 7175684 | Prilling method A prilling method comprising the steps of: providing a molten first component, mixing at least a second component with the molten first component, reacting the components to form a shear-thinnable mixture; and prilling the shear-thinnable mixture wherein the prillin... | 02/13/2007 |
| 6930139 | Anti-explosive fertilizer coatings Coatings for agricultural grade fertilizer particles and industrial grade ammonium nitrate are provided which when applied to particles form a protective film which acts as a barrier to inhibit or prevent hydrocarbon infiltration of the fertilizer particle pores and... | 08/16/2005 |
| 6805821 | Wet granulation method for generating granules A method of wet granulation of fertilizer and other materials into granules. The method involves formation of the granule directly on the pan from the feedstock without intermediate steps or the use of seed materials. The result is a product having a completely unif... | 10/19/2004 |
| 6591767 | Seed treatment method A method of stimulating root growth of seeds is disclosed in which seeds are treated with an effective amount of an aqueous ammoniacal ionic solution of metal alkanoates. Alkanoates having from 2 to 6 carbon atoms are preferred, with acetates most preferr... | 07/15/2003 |
| 6454979 | Wet granulation method for generating granules A method of wet granulation of fertilizer and other materials into granules. The method involves formation of the granule directly on the pan from the feedstock without intermediate steps or the use of seed materials. The result is a product having a comp... | 09/24/2002 |
| 6386126 | Seed treatment method A method of stimulating root growth of seeds is disclosed in which seeds are treated with an effective amount of an aqueous ammoniacal ionic solution of metal alkanoates. Alkanoates having from 2 to 6 carbon atoms are preferred, with acetates most preferr... | 05/14/2002 |
| 6357175 | Methods for enhancing growth and maintenance of warm and cool season grasses Unique methods for improving growth and maintenance of warm and cool season grasses are provided by treatment with prescribed irrigation solutions to improve water penetration and to increase soil oxygen, while, at the same time reducing water usage and i... | 03/19/2002 |
| 6322606 | Coated granular fertilizer and method for producing same The invention relates to a coated granular fertilizer having a film covering fertilizer granules. This film comprises a polyurethane resin prepared by a method comprising the steps of (a) reacting an aromatic polyisocyanate with a first polyol component (... | 11/27/2001 |
| 6287356 | Soil conditioning agglomerates containing calcium Mechanically strong, water-disintegrable agglomerates for use as a soil conditioner produced from cement kiln dust and other particulate calcium sources containing CaO or Ca(OH)2 and other calcium-containing compounds having the potential to be... | 09/11/2001 |
| 6176891 | Coated granular fertilizer and method for producing same The invention relates to a coated granular fertilizer having a film covering fertilizer granules. This film comprises a polyurethane resin prepared by a method comprising the steps of (a) reacting an aromatic polyisocyanate with a first polyol component (... | 01/23/2001 |
| 6132484 | Wet granulation method for generating fertilizer granules A method of wet granulation of fertilizer and other materials into granules. The method involves formation of the granule directly on the pan from the feedstock without intermediate steps or the use of seed materials. The result is a product having a comp... | 10/17/2000 |
| 6015445 | Anti-caking solids Solids having a tendency to cake are treated with distillation heavies that are liquid at about 60° C. or less and are obtained from production of a ketone having the formula: R.dbd.O, wherein R is substituted or unsubstituted, branched, straight chain or ... | 01/18/2000 |
| 6001147 | Unsymmetrical polyureaurethane fertilizer encapsulation This invention relates to processes for the production of unsymmetrical polyurea-urethane coated granular fertilizer products, and to the unsymmetrical polyurea-urethane coated granular fertilizer products produced by these processes. These processes comp... | 12/14/1999 |
| 5997601 | Method for making moisture resistant calcium-containing particles A method of making free-flowing moisture resistant calcium-containing particles that inhibit the water absorption characteristics of calcium products, hygroscopic and deliquescent, for example, the method comprising the steps of spraying molten soluble ni... | 12/07/1999 |
| 5997602 | Aqueous fertilzer suspension containing at least phosphate ions and calcium or magnesium ions and a use of the suspension The invention relates to a stable, concentrated aqueous fertilizer suspension, which can be diluted with water to provide a working solution. The suspension contains 10 to 60% by weight of water and 40 to 90% by weight of a plant nutrient composition base... | 12/07/1999 |
| 5980601 | Anti-caking solids A substantially non-caking solid is treated with distillation bottoms that are liquid at about 60° C. or less and are obtained from production of an alcohol having the formula: R2--R1--OH, wherein R1 is substituted or unsubstituted branched, straight chain or... | 11/09/1999 |
| 5964917 | Free-flowing fertilizer compositions The invention relates to free-flowing, powder fertilizer compositions characterized by having enhanced aqueous dissolution rates and being able to produce drift reduced aqueous agricultural spray medium. Specifically, the compositions are water-soluble, nitrog... | 10/12/1999 |
| 5885319 | System and method for processing effluvia gas to produce enriched fertilizer System and method for processing an effluvia gas containing NOX and sulfur dioxide to produce an enriched fertilizer. The gas is brought into contact with a host liquid and calcium oxide to convert the NOX to calcium nitrate and the ... | 03/23/1999 |
| 5885320 | Anti-caking process Solids that, untreated, have a tendency to cake are treated with distillation bottoms that are liquid at about 60° C. or less and are obtained from production of an alcohol having the formula: R2-R1-OH, wherein R1 is substituted or unsubstituted, branched, st... | 03/23/1999 |
| 5851260 | Suspension fertilizer suitable for irrigation fertilization, and a process for its preparation The invention relates to a stable aqueous fertilizer suspension suitable for drip irrigation, which suspension contains 5-55% by weight water and 45-95% by weight of one or several plant-nutrient containing substances, of which at least one contains water... | 12/22/1998 |
| 5743934 | Soil conditioning agglomerates containing cement kiln dust Mechanically strong, water-disintegrable agglomerates for use as a soil conditioner produced from dust particles emitted from kilns during the manufacture of cement and a process for forming such agglomerates are disclosed. The process comprises combining... | 04/28/1998 |
| 5720794 | Ammonium nitrate particulate fertilizer and method for producing the same An improved particulate, ammonium nitrate is prepared with 2.0-6.0 percent by weight potassium sulfate. The potassium sulfate suppresses crystalline phase IV.revreaction.III transitions in the ammonium nitrate particles while undergoing temperature variat... | 02/24/1998 |
| 5679128 | Dry-bonded nonionic adjuvants A method for producing a dry bonded solid nonionic surfactant/fertilizer adjuvant system comprising spray-coating dry water-soluble, nitrogen-containing fertilizer particles, preferably diammonium sulfate with the surfactant composition and the coated com... | 10/21/1997 |
| 5534043 | Micronutrient supplement Basic copper chloride having the empirical formula Cu(OH)x Cl2-x is prepared from waste etchant streams. The compound exhibits properties that lends advantage to its use as a source of bioavailable copper in multinutrient fertilizer ... | 07/09/1996 |
| 5378259 | Process for granulating ammonium nitrate fertilizer The invention relates to a process for granulating ammonium nitrate fertilizer with a nitrogen content of between 25% and 34% by weight, by forming a mix of NH4 NO3, limestone and/or dolomite, ammonium sulphate and/or ammonium phosph... | 01/03/1995 |
| 5154752 | Suppression of fines during the granulation of ammonium nitrate The formation of dust or fines may be suppressed, during the granulation of ammonium nitrate having a nitrogen content of 28% to 34.5%, by a process in which ammonium nitrate is initially granulated to form a raw granulate containing fines, and thereafter... | 10/13/1992 |
| 5078779 | Binder for the granulation of fertilizers such as ammonium sulfate A binder composition is taught for the granulation of fine particulate fertilizer, which binder comprises an admixture of reactive carbonate, sulfate, silicate strengthener, and water dispersant, said binder being reactive in the presence of an acid activ... | 01/07/1992 |
| 5041153 | Lignosulfonate treated fertilizer particles Synthetic inorganic chemical fertilizers are treated with lignosulfonate to harden and provide anti-caking and anti-dusting properties to the fertilizer particles. The fertilizer/lignosulfonate mixture includes up to about 5.0% by weight lignosulfonate on... | 08/20/1991 |
| 5019148 | Homogeneous mineral granules by acid-base reaction A stepwise method of preparing homogeneous mineral granules for agriculture by coreaction of commodity acids and bases which have properties to chemically form a transient fluid adhesive which will harden to form a strong granule binding cement. Water may... | 05/28/1991 |
| 4846871 | Lignosulfonate treated fertilizer particles Synthetic inorganic chemical fertilizers are treated with lignosulfonate to harden and provide anticaking and anti-dusting properties to the fertilizer particles. The fertilizer/lignosulfonate mixture includes up to about 5.0% by weight lignosulfonate on ... | 07/11/1989 |
| 4764200 | Application of finely divided dicyanodiamide onto ammonium-containing and sulfate-containing fertilizers Dicyanodiamide is applied onto the surfaces of ammonium-containing and sulfate-containing fertilizers at a fertilizer temperature of from 60° to 130° C. by mixing with finely divided dicyanodiamide. An aqueous solution containing calcium nitrate is appl... | 08/16/1988 |
| 4749402 | Method and composition for enhancement of mycorrhizal development by foliar fertilization of plants A method for enhancing the development of mycorrhizae in the root system of a plant. A quantity of a nutrient mixture is applied to the outside surfaces of the foliage of a plant rooted in a growth medium containing propagules of a fungus capable of mycor... | 06/07/1988 |
| 4713108 | NPK complex fertilizer The present invention relates to NPK-fertilizer manufactured during application of KCl and/or K2 SO4 as potassium source and which also contains magnesium in an amount of 0.2-3.0% calculated as MgO and added in the product as MgO, an... | 12/15/1987 |
| 4652294 | Foliar fertilization method and compounds Methods of application and compositions of foliar fertilizers are specifically chosen to address crop nutritive demands varying with growth stage. Two separately timed applications of foliar fertilizers are described. One corresponds to a bud emergence or... | 03/24/1987 |
| 4589906 | Inorganic depot fertilizers A depot fertilizer composition comprising an inorganic matrix and another inorganic and/or organic component of the formula in which Me (II) is at least one divalent metal, Me(III) is at least one trivalent metal, A is at least one inorganic acid or anhydride of an... | 05/20/1986 |
| 4541999 | Method for removing acidic components including nitrogen oxide from waste gases A method of simultaneously removing SOx and NOx from waste gases. Using a known desulfurization process the waste gases free of the acidic components are contacted with an oxidizing agent in the gas phase for the oxidation of the oxy... | 09/17/1985 |
| 4515615 | Manufacturing and using nitrogen fertilizer solutions on a farm To make non-pressure nitrogenous fertilizer solutions, nitrogen oxides are prepared in a continuous process by burning ammonia in contact with a cobalt oxide catalyst started by an electric arc without preheating the gases. This burning forms nitrogen oxi... | 05/07/1985 |
| 4512794 | Manufacturing and using nitrogen fertilizer solutions on a farm To make non-pressure nitrogenous fertilizer solutions, nitrogen oxides are prepared in a continuous process by burning ammonia in contact with a cobalt oxide catalyst started by an electric arc without pre-heating the gases. This burning forms nitrogen ox... | 04/23/1985 |
| 4511389 | Manufacturing and using nitrogen fertilizer solutions on a farm To make and use nitrogenous fertilizer on a farm, nitrogen dioxide is prepared in a continuous process from air or from ammonia in a reactor, with the ammonia either being transported to the farm or being prepared on the farm in a continuous process from ... | 04/16/1985 |
| 4455161 | Trace element fertilizer composition A slow release particulate fertilizer comprising a carrier containing trace elements distributed homogeneously therein. The trace elements include salts or oxides of iron, manganese, zinc and copper in certain critical proportions. The carrier contains si... | 06/19/1984 |
