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| Number | Title | Issue Date |
| 7402190 | Method for making formulated nitrogenous and complex fertilizer in highly homogenized spherical granule form starting from urea-formaldehyde liquid resins and the fertilizer made thereby The present invention relates to a method for making formulated nitrogenous and complex fertilizers, in granule form, suitable for slowly releasing nitrogen, comprising the steps of preparing an aqueous urea/formaldehyde dispersion with a molar ratio from 0.8:1 to 2... | 07/22/2008 |
| 7357946 | Uses for cellulose-containing aggregates Aggregates of cellulose-containing particles, such as particles of waste paper and optional other vegetation or waste particles are used as a carrier for additives such as insecticides, herbicides, fertilizers and nutrients. The particles can be also used as a carri... | 04/15/2008 |
| 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 |
| 7104006 | Mineral wool plant substrate The invention relates to a mineral wool plant substrate comprising a coherent matrix of mineral wool and up to 20 volume % of an ion-exchange agent comprising a variable and/or fixed ion-exchange capacity of about 15, preferably 30 and most preferably 40 meq/100 g d... | 09/12/2006 |
| 7066995 | Compositions and films comprised of avian feather keratin A composition suitable for making films, wherein the composition contains keratin obtained from avian feathers and at least one OH containing plasticizer. Protein-based films containing at least one protein and at least one OH containing plasticizer, wherein the pro... | 06/27/2006 |
| 7041244 | Method for producing moulded bodies A process for producing tablets comprising one or more active substances, in which pulverulent to granular starting components are shaped and then solidified, wherein the solidification takes place by reacting a component A and a component B with one another, compon... | 05/09/2006 |
| 7001531 | Sustained release coolant additive composition A coolant additive composition comprising a sustained release component and an additive component, the additive component is effective to provide at least one benefit to a coolant when released into the coolant, the sustained release component includes a polymeric m... | 02/21/2006 |
| 6936087 | Soil conditioning agglomerates containing calcium Mechanically strong, water-disintegrable agglomerates made from a particulate calcium source, a water-soluble binder and optionally containing a primary plant nutrient source and/or micronutrient source and a process for forming such agglomerates are disclosed. The ... | 08/30/2005 |
| 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 |
| 6903053 | Agricultural items and agricultural methods comprising biodegradable copolymers An agricultural item comprising a biodegradable polyhydroxyalkanoate copolymer comprising two randomly repeating monomer units. The first randomly repeating monomer unit has the structure: wherein R1 is H or... | 06/07/2005 |
| 6884756 | Water-dispersible pellets A water-dispersible particle for delivery of nitrogen to a plant is disclosed. The water-dispersible particle also delivers an active ingredient such as a plant hormone to a desirable plant or a pesticide or herbicide to an undesirable organism. Methods for making a... | 04/26/2005 |
| 6808557 | Cellulose matrix encapsulation and method A regenerated cellulose-encapsulated active substance and a method for encapsulating an active substance in a regenerated cellulose matrix are disclosed. The distribution of the active substance is preferably substantially homogeneous within the matrix of regenerate... | 10/26/2004 |
| 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 |
| 6787234 | Triggered start products and processes for the production and use thereof A coated triggered start product is formed from a particulate core material comprising at least one water soluble active constituent and at least one coating layer applied on the particulate core material. The coating layer causes the product to exhibit “lock-offâ... | 09/07/2004 |
| 6617412 | Fertilizer encapsulation using sulfur containing polyols This invention relates to fertilizer encapsulation with polyurethanes wherein the isocyanate-reactive composition contains sulfur. The process of the present invention comprises applying a polyisocyanate composition to fertilizer particles, applying an is... | 09/09/2003 |
| 6593277 | Uses for cellulose-containing aggregates Aggregates of cellulose-containing particles, such as particles of waste paper and optional other vegetation or waste particles are used as a carrier for additives such as insecticides, herbicides, fertilizers and nutrients. The particles permits a "timed... | 07/15/2003 |
| 6565860 | Surfactant coated products and methods for their use in promoting plant growth and soil remediation Novel mixed agricultural compositions, and methods for their use are disclosed. The agricultural compositions are prepared by a process comprising mixing together a carrier, such as a solid fertilizer or liquid solvent, and a carbohydrate-based surfactant... | 05/20/2003 |
| 6544313 | Sulfur-containing fertilizer composition and method for preparing same A fertilizer composition that includes a plurality of particles in which the particles feature a plurality of sulfur platelets embedded within a fertilizer portion, and a method for preparing this composition in which fertilizer-containing particles are s... | 04/08/2003 |
| 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 |
| 6455149 | Peat pellets Water swellable pellets, and a method of making, including peat moss, a pH adjusting agent, a wetting agent, and optionally a processing additive, preferably with a bulk density of about 300 kg/m3 to about 600 kg/m3.... | 09/24/2002 |
| 6423109 | Free flowing fertilizer composition with enhanced deposition/anti drift characteristics A free-flowing fertilizer comprising: i) from 25 to 99.5% by weight of a powdered water soluble nitrogen containing fertilizer. ii) from 0.05 to 1.5% by weight of a polyacrylamide liquid emulsion/dispersion. iii) from 0.1 to 3.0% by weight of a polyacrylamide ... | 07/23/2002 |
| 6413291 | Soil conditioning agglomerates containing calcium Mechanically strong, water-disintegrable agglomerates made from a particulate calcium source, a water-soluble binder and optionally containing a primary plant nutrient source and/or micronutrient source and a process for forming such agglomerates are disc... | 07/02/2002 |
| 6406511 | Sprayable organic fertilizer The invention is a sprayable organic fertilizer for application to a plant or plant soil that includes denatured soybean particles having a total protein content of at least fifty and up to ninety percent by weight, wherein the denatured soybean particles... | 06/18/2002 |
| 6391454 | Controlled release urea-based products Controlled release urea-based feed supplements for ruminant animals and controlled release urea-based plant nutrients are comprised of particles or granules comprised in whole or in principal part of urea or having urea at or on the exterior surfaces ther... | 05/21/2002 |
| 6325837 | Method of application of organic fertilizer A method of application of organic fertilizer. In accordance with the teachings of this method plant matter is dehydrated and pelletized to form fertilizer pellets. The fertilizer pellets are then spread on soil. When the fertilizer pellets are hydrated, ... | 12/04/2001 |
| 6325836 | 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... | 12/04/2001 |
| 6309439 | Coated fertilizer granules The coated fertilizer granules are coated with a carboxyl-carrying ethylene copolymer in which the carboxyl groups may also be in the form of their salts, the carboxyl-carrying ethylene copolymer being composed of a) from 75 to 90% by weight of ethylene and b)... | 10/30/2001 |
| 6299663 | Granulation method and apparatus therefor Granulated particles by making use an initial feedstock having particle size of -150 mesh and 90% or greater particle size of 200 mesh. The feedstock may be contacted in a pan granulator which includes a minor amount of nucleating material of about -35 me... | 10/09/2001 |
| 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 |
| 6214771 | Aqueous spray compositions An aqueous spray composition comprising about 0.0001 to 1 wt/wt % of a water-soluble poly(ethylene oxide) having a molecular weight greater than about 5×105 Daltons and at least about 0.05 wt/wt % of a surfactant selected from the group consis... | 04/10/2001 |
| 6210459 | Soil nutrient compositions and methods of using same Compositions and methods for lowering the pH of soil are provided wherein the compositions comprise ammonium sulfate, elemental sulfur, and a micronutrient selected from the group consisting of zinc, iron, manganese, copper, boron, cobalt, vanadium, selen... | 04/03/2001 |
| 6176892 | Method for making nitrogen-potassium fertilizer containing calcium nitrate and products thereof The invention relates to a method for making NK-fertilizers basically from calcium nitrate fertilizers and potassium nitrate and homogeneous NK-fertilizer products. Calcium nitrate fertilizer is melted together with potassium nitrate to form a melt or sus... | 01/23/2001 |
| 6152981 | Sulfur containing isocyanate compositions This invention relates to an isocyanate composition comprising a) at least one isocyanate and b) from 1 to 50% by weight, based on the total weight of component a), of sulfur. These isocyanate compositions are suitable for the preparation of polyurethane/... | 11/28/2000 |
| 6139597 | Controlled release fertilizer compositions and processes for the preparation thereof A controlled release fertilizer is provided which exhibits a Gaussian nutrient release rate pattern. The fertilizer composition includes a granular nutrient core material having a single layer coating of a substantially water-insoluble, uniform, substanti... | 10/31/2000 |
| 6132485 | Soil nutrient compositions and methods of using same Compositions and methods for lowering the pH of soil are provided wherein the compositions comprise ammonium sulfate, elemental sulfur, and a micronutrient selected from the group consisting of zinc, iron, manganese, copper, boron, cobalt, vanadium, selen... | 10/17/2000 |
| 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 |
| 6120574 | Slow release fertilizer spike An attrition resistant fertilizer spike composition, exhibiting a mechanical strength which allows the spike to be hammered unsupported into the soil without suffering damage, to provide an effective source of slow releasing plant nutrients to the soil. T... | 09/19/2000 |
| 6101763 | Molded fertilizer and process of fertilizing A molded fertilizer prepared by molding a fertilizer component, wherein the molded fertilizer has a secant line on the surface.... | 08/15/2000 |
| 6060522 | Surfactant co-clathrates A solid, water-soluble complex comprising: a) a polysiloxane of the formula: ##STR1## wherein n is from 2 to 6; a is from 8 to 25; and b is from 0 to 25; and the oxyalkylene groups may be random or block mixtures; y is from 0 to 5; x is from 1 to 5; ... | 05/09/2000 |
| 6042630 | Coherent growth substrate The invention relates to a coherent growth substrate based on a synthetic matrix containing clay in a quantity of 0.1-2.5% by weight such that at a suction pressure of pf=2 the moisture content is lower than 15% by volume, preferably for use as a grow-blo... | 03/28/2000 |
