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Class 71/54 - Nitrogen-containing (except ammonium)


Subclass of Class 71 - Chemistry: fertilizers
Definition: Methods directed to the preparation of inorganic fertilizers
No. of patents: 62
Last issue date: 08/16/2011


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NumberTitleIssue Date
7998236Advanced method for processing fuels
An advanced method for processing a solid feedstock such as coal and a liquid feedstock such as bitumen wherein gases produced from such fossil fuel feedstocks are divided in a way as to polygenerate various by-products which includes the conversion of a waste gas (...
08/16/2011
7892313Nitrogen containing fertilizer for plant growth
The present invention relates to a nitrogen containing fertilizer for plant growth and intended to be administered to growth substrate either alone or in mixture with other fertilizers. The invention is characterized in that the fertilizer is comprised of the L-form...
02/22/2011
7381237Nitrogen containing fertilizer for plant growth
The present invention relates to a nitrogen containing fertilizer for plant growth and intended to be administered to growth substrate either alone or in mixture with other fertilizers. The invention is characterised in that the fertilizer is comprised of the L-form...
06/03/2008
6953335Method and apparatus for reducing nitrogen dioxide (NO2) emissions in a flueless heating appliance
An apparatus for reducing nitrogen dioxide emissions in a flueless heating appliance or heater includes a heat-exchanger for exchanging heat contained in fumes produced by the combustion of a fuel in the heating appliance. A heating appliance or heater without a fum...
10/11/2005
6908495Low oxygen organic waste bioconversion system
The present invention is directed to a substantially odorless biological treatment process for solid and liquid organic wastes. The present invention also provides for a novel nutrient rich humus material produced from the biological treatment process. The bioconver...
06/21/2005
6858058Fertilizer with excess free sequestering agents
In a dry or concentrated liquid fertilizer when local water is added to dilute to a working concentration, the hardness components (e.g., Ca/Mg) in the local water react with the fertilizer components and begin to form low-solubility salts. These low-solubility salt...
02/22/2005
6855182Lignocellulose fiber composite with soil conditioners
A pellet for use in conditioning soil made of a lignocellulose fiber matrix having up to 20% by weight of a soil conditioning material incorporated therein. The soil conditioning material comprises one or more synthetic soil conditioning polymers and, optionally, ad...
02/15/2005
6843020Fertilizer spike and method and apparatus for inserting same into soil
A fertilizer spike is insertable into soil utilizing a tool having prongs. The fertilizer spike comprises a fertilizer body comprised of fertilizer material having a base end with an outer surface that converges toward a tip end, in which at least two channels are f...
01/18/2005
6826866Fully compatible water-soluble fertilizer and use
The use of dilute aqueous water-soluble fertilizer compositions are disclosed to enhance the rewetting of water, uniformity and nutrient retention characteristics of initially untreated plant culture media and soil. The aqueous fertilizer compositions contain...
12/07/2004
6749660Solid-chemical composition and method of preparation for the anaerobic bioremediation of environmental contaminants coupled to denitrification
This invention concerns the formulation and preparation of ammonium- and urea-free solid-chemical compositions for the anaerobic bioremediation of environmental contamination using the biological process of denitrification. The composition includes nitrate salts and...
06/15/2004
6689720High-pH oil based adjuvant blend for enhancing efficacy of pesticides
The present invention relates to a homogenous adjuvant blend for use in spray carriers containing herbicides. The homogenous adjuvant blend includes an oil, a pH adjuster, and nonionic surfactants....
02/10/2004
6642178Adjuvant blend for enhancing efficacy of pesticides
The present invention relates to a homogenous adjuvant blend for use in spray carriers containing herbicides. The homogenous adjuvant blend includes a nitrogen fertilizer, a pH adjuster, modified vegetable oil, and a blend of nonionic surfactants having h...
11/04/2003
6591767Seed 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
6566304Biogenic control and limitation of the reproduction of parasitic earth nematodes in stock culture
The invention relates to use of (a) compounds of phosphorus containing at least partly lipophilic organic radicals together with (b) urea and/or urea derivatives in selected quantity ratios of (a) to (b) as a soil additive for biologically controlling pla...
05/20/2003
6540808Controlled release fertilizers based on self-assembled molecule coatings
Controlled release fertilizers are provided and methods for their preparation, wherein the controlled release fertilizers are obtained through self-assembling molecules on the surfaces of the fertilizer particles, and then, preferably, linking these molec...
04/01/2003
6460290Fully compatible surfactant-impregnated water-soluble fertilizer; concentrate; and use
Solid surfactant-impregnated, water-soluble fertilizer compositions are disclosed together with aqueous concentrates made therefrom. The use of dilute aqueous compositions made from said concentrates to enhance the rewetting of water uniformity and nutrie...
10/08/2002
6454828Method of producing zinc diammine chloride and uses for same
A method for producing zinc diammine chloride (ZDC) from a solution of zinc ammine sulfate and zinc ammine chloride by precipitating the ZDC by pH neutralization using hydrochloric acid. ZDC can be granulated for dry applications using melt granulation at...
09/24/2002
6423109Free 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
6391238Method of producing algae cultivating medium
Raw material of algae cultivating medium molded body is manufactured by mixing a mixture containing inorganic material, curing material and algae cultivating nutriment, molding the mixture to molded bodies and curing the molded bodies. The molded bodies a...
05/21/2002
6386126Seed 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
6372007Organic compost
The present invention relates generally to organic compost used to treat soil. The compost serves as a source of plant nutrients, improves soil structure, encourages the growth of beneficial microorganisms and can be used as a vehicle in the formulation o...
04/16/2002
6358294Free-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, n...
03/19/2002
6357175Methods 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
6355084Method for producing a fertilizer from gas containing sulfur oxides
The present invention relates to a method and an apparatus for producing a fertilizer by injecting ammonia into and applying electron beam to gas containing sulfur oxides. Gas containing sulfur oxides is cooled by a heat exchanger (2) and a cooling tower ...
03/12/2002
6205707Method for the fertilization of soil for cultivated plants
A method for the fertilization of soil for cultivated plants, whereby nitrogen fertilizer is spread over the cultivated area in conjunction with the sowing of cultivated plants and later during the growing season more fertilizer is spread over the cultiva...
03/27/2001
6207615Lawn fertilizer for canine waste damage
A lawn fertilizer to minimize or negate canine waste damage consisting of nitrogen, phosphorus and potash. The dry fertilizer is sprinkled over the canine waste damage and is compounded depending upon the season to provide starter fertilizer, summer ferti...
03/27/2001
6176892Method 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
6132484Wet 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
5997601Method 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
5942021System for administration of nutrients to plants
Methods, devices and compositions directed to the delivery of a preferably organic formulation of plant nutrients to indoor and outdoor potted plants, cut flowers, vegetable, herb, and flower seedlings, and other types of plants. The methods, devices and ...
08/24/1999
5928672Polyborate composition
A polyborate composition suitable for use in agricultural fertilizer preparations is provided. The polyborate is formed as the reaction product of a boric acid compound with one or more cyclic amines in aqueous solution. The resulting polyborate is extrem...
07/27/1999
5907925Method for treatment of waste material
A method of treating waste materials such as city or animal sewage which may contain toxic chemicals includes supplying the waste materials in slurry form using a dispensing machine in the field to a fibrous crop material so that the waste materials, wate...
06/01/1999
5759226Neutral metal alkanoate micronutrient solutions and method of manufacturing same
A substantially neutral metal alkanoate solution suitable for application of the constituent micronutrient metal to agricultural crops or acreage where such crops are to be grown, is disclosed. Alkanoates having from 2 to 6 carbon atoms are preferred, wit...
06/02/1998
5731265Plant treatment process
The present invention relates, in general, to a process of treating plants and, in particular, to a process of stimulating plant growth and development by subjecting the plants to sound waves and by exposing the plants to a nutrient formulation. The inven...
03/24/1998
5725630Dry granular fertilizer blend and a method of fertilizing plants
A liquid fertilizer blends containing alkanoic acids are safely and conveniently applied to young plants or seeds in a dry form. This dry form is generally a granular carrier and facilitates the application of said fertilizers in conjunction with other ag...
03/10/1998
5534043Micronutrient 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
5435823Calcium and magnesium based nitrogen fertilizer, process and eqiupment for its production
A fertilizer containing Ca, Mg and NH4 4, having a water content ranging between 15% and 35% in weight and a melting point ranging between 50 and 65 degrees C is prepared by etching of dolomite and/or limestone with nitric acid, neutralization,...
07/25/1995
5192355Manufacturing and using nitrogen fertilizer solutions on a farm
To make and use nitrogeneous fertilizer on a farm, nitrogen oxides are prepared in a continuous process from air or from ammonia in a reactor, with the ammonia either being transported to the farm or local site in a farming area or being prepared on the s...
03/09/1993
5082485Treatment and prevention for oak wilt disease or decline
Disclosed are compositions and methods of treating oak wilt, decline, or other fungus-induced diseases of trees. A mixture is applied to the root system comprising sulfur and pentachloronitrobenzene or pentachlorophenol as its active ingredients, and opti...
01/21/1992
4997642Stable oil-in-water emulsions
Oil-in-water emulsions containing polyvinyl alcohol, surfactant and a salt with improved freeze-thaw and elevated temperature storage stability....
03/05/1991
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