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Class Information
Number: 71/27
Name: Chemistry: fertilizers > Processes and products > Organic material-containing > From synthetic material
Description: Processes which include preparing synthetic organic fertilizers and the corresponding products.


Sub-classes under this class:

Class Number Class Name Patents
71/28 Urea and its derivatives 347


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
6273928 Pourable aqueous boron-containing compositions and their preparation Aug. 14, 2001
6217629 Phosphate sulfur fertilizer particles and methods for making same Apr. 17, 2001
6193775 Coated granular fertilizer Feb. 27, 2001
6180562 Compositions for protecting plants from frost and/or freeze and methods of application thereof Jan. 30, 2001
6167652 Method for treating cotyledonous plants Jan. 2, 2001
6165245 Foliar fertilizer and method for using the same Dec. 26, 2000
6113665 Formulation of phosphorus fertilizer for plants Sep. 5, 2000
6080221 Vacuum coated particulate fertilizers Jun. 27, 2000
6074452 Method of fertilizing a lawn Jun. 13, 2000
6066190 Combination of active ingredients for inhibiting or controlling nitrification May. 23, 2000
6051043 Sugar mobilizing and insect combatting fertilizer composition and use Apr. 18, 2000
6048378 Highly available particulate controlled release nitrogen fertilizer Apr. 11, 2000
6045810 Reinforced-resin coated plant food granules Apr. 4, 2000
6000625 Irrigation method Dec. 14, 1999
6001147 Unsymmetrical polyureaurethane fertilizer encapsulation Dec. 14, 1999
5997599 Soil conditioning agglomerates containing cement kiln dust Dec. 7, 1999
5997601 Method for making moisture resistant calcium-containing particles Dec. 7, 1999
5997600 Fertilizer compositions including chelated metal ions Dec. 7, 1999
5993504 Plant micronutrient chelating surfactant compounds Nov. 30, 1999
5972064 Use of low-volatility pyrazole derivatives having hydrophilic groups as nitrification inhibitors Oct. 26, 1999
5962717 Plant micronutrient chelating surfactant compounds Oct. 5, 1999
5951736 Combinations of active ingredients for inhibiting or controlling nitrification Sep. 14, 1999
5928672 Polyborate composition Jul. 27, 1999
5922101 Method of preparing composition for spraying on plant leaves or fruits Jul. 13, 1999
5917111 Method of manufacturing citric acid chelates Jun. 29, 1999
5917110 Moisture-resistant calcium containing particles Jun. 29, 1999
5865869 Solution for plant root watering Feb. 2, 1999
5858055 Water-in-oil emulsion fertilizer compositions Jan. 12, 1999
5849069 Urban tree soil to safely increase rooting volumes Dec. 15, 1998
5837029 Dried particulate hydrophilic gel as micronutrient delivery system Nov. 17, 1998
5833733 Agrochemical formulations for water surface application Nov. 10, 1998
5830255 Formulation of phosphorus fertilizer for plants Nov. 3, 1998
5814123 Method for improving survival of plants in conditions of reduced watering Sep. 29, 1998
5772723 Method of manufacturing citric acid chelates Jun. 30, 1998
5741345 Combination of active ingredients for inhibiting or controlling ammonia nitrification in arable topsoil and subsoil Apr. 21, 1998
5726123 Method for treating cotyledonous plants Mar. 10, 1998
5681366 Neutral metal alkanoate micronutrient solutions and method of manufacturing same Oct. 28, 1997
5676727 Method of producing slow-release nitrogenous organic fertilizer from biomass Oct. 14, 1997
5646157 Disposal of obsolete treated seed Jul. 8, 1997
5611837 Bioremediation method Mar. 18, 1997
5575993 Ionene polymers containing biologically-active anions Nov. 19, 1996
5514200 Formulation of phosphorus fertilizer for plants May. 7, 1996
5504055 Metal amino acid chelate Apr. 2, 1996
5478374 Carbohydrate acid amide plant fertilizers Dec. 26, 1995
5413616 Method of immobilizing contaminants in the soil or in materials similar to the soil May. 9, 1995
5405425 Soil conditioners Apr. 11, 1995
5395419 Therapeutic and preventative treatment of anaerobic plant and soil conditions Mar. 7, 1995
5393319 Process for producing oxamide granules Feb. 28, 1995
5372626 Fertilizer compositions for administering ionic metal microelements to plant roots Dec. 13, 1994
5372627 Processes for producing ethylene glycol phosphate esters and foliar fertilizers containing same Dec. 13, 1994

1 2 3 4 5 6


 
 
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