Class 71/51 - Alkali metal- and ammonium-containing

Subclass of Class 71 - Chemistry: fertilizers
Definition: Products which contain also inorganic alkali metal or ammonium
No. of patents: 34
Last issue date: 02/21/2012

Number	Title	Issue Date
8118903	Method for preferential selection of modes and gear with inertia effects for a hybrid powertrain system A method for controlling a hybrid powertrain system selectively operative in one of a plurality of operating range states including an engine includes monitoring an operator torque request and a rotational speed of the output member, determining inertial effects of ...	02/21/2012
7225073	Cruise control for vehicle The present invention relates to a motor vehicle comprising an internal combustion engine and a first electronic control unit (48) for controlling the engine depending on the setting of a manual throttle, an electronic control unit (45) for controlling...	05/29/2007
7097392	Free-flowing sulfur transport, storage and use to produce energy, fertilizer or hydrogen without carbon dioxide Elemental sulfur is combined with either liquid anhydrous ammonia, liquid sulfur dioxide, or both to form a solution or slurry which is transportable through pipelines or other transport vessels without a risk of clogging due to the environmental temperature drops t...	08/29/2006
6488735	Fertilizer compound having a glass matrix A fertilizer compound having a glass matrix comprises, among the forming oxides of the glass matrix, a phosphorus pentoxide (P2 O5) as partial and/or full replacement of silica (SiO2); among the modifier oxides of the said...	12/03/2002
6056801	Peat based compositions A composition of matter is provided which comprises a peat material and an added source of nitrogen, said added source of nitrogen consisting of one of urea, diammonium phosphate, monoammonium phosphate and ammonia. A composition such as this may be used ...	05/02/2000
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
5968232	Method for ammonia production A process for the separation of ammonia dissolved in a gaseous solvent is used to recover ammonia during the production of ammonia from a synthesis gas. The process may be used to extract and recover ammonia in either the supercritical region or the subcr...	10/19/1999
5965117	Water-bouyant particulate materials containing micronutrients for phytoplankton Water-buoyant compositions comprising a source of micronutrients for photosynthetic phytoplankton growth are useful for stimulating photosynthetic phytoplankton growth in ocean areas devoid of such growth when deployed on ocean surfaces as floating partic...	10/12/1999
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
5749934	Peat based compositions A composition of matter is provided which comprises a peat material and an added source of nitrogen, said added source of nitrogen consisting of one of urea, diammonium phosphate, monoammonium phosphate and ammonia. A composition such as this may be used ...	05/12/1998
5725630	Dry 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
5451242	Active synthetic soil A synthetic soil/fertilizer for horticultural application having all the agronutrients essential for plant growth is disclosed. The soil comprises a synthetic apatite fertilizer having sulfur, magnesium and micronutrients dispersed in a calcium phosphate ...	09/19/1995
5433766	Slow-release fertilizer A synthetic apatite containing agronutrients and a method for making the apatite are disclosed. The apatite comprises crystalline calcium phosphate having agronutrients dispersed in the crystalline structure. The agronutrients can comprise potassium, magn...	07/18/1995
5374294	Controlled release potassium divalent metal phosphate fertilizer A controlled slow release potassium divalent metal phosphate composition for agriculture and an effective method of preparing the composition. The cold water insolubilities of each of the contained nutrients are between 35 and 98 percent. The potassium ex...	12/20/1994
5158594	Granulated nitrogen-phosphorus-potassium-sulfur fertilizer from waste gypsum slurry Process for converting phospho-gypsum waste product from the wet process of manufacturing phosphoric acid from phosphate rock by ammoniating said product at a pH of 6.5 or less and adjusting the phosphorus and potassium values of said ammoniated product b...	10/27/1992
5141551	Benzoxazine derivative and benzothiazine derivative and herbicide comprising the same as active ingredient A benzoxazine derivative and a benzothiazine derivative having the formula (I): ##STR1## wherein A is N or a CH group; B is O, S, and SO group or an SO2 group; W is O, S, a CR4 R5 group or an NR4 group wherein R...	08/25/1992
4670039	Timed release fertilizer composition and means A controlled slow release fertilizer composition comprising an encapsulated fertilizer, carbon and plaster....	06/02/1987
4491464	Potassium polyphosphate protein hydrolysate fertilizer The effectiveness of a potassium polyphosphate fertilizer is enhanced resulting in higher intake of phosphorus and potassium into plant tissues and higher crop yields by the foliar application to growing plants of a composition comprising a blend of potas...	01/01/1985
4482372	Fluid fertilizer composition A fluid fertilizer composition based essentially on potassium chloride and an ammonium phosphate prepared by a process which comprises comminuting a solid substance containing potassium chloride and ammonium phosphate by grinding in the presence of a satu...	11/13/1984
4436546	Fertilizer material from apatite Apatite is conventionally made into a fertilizer material by treatment with a strong acid, requiring capital-intensive industry. Hydroxyapatite is treated above 1100° C. with alkali but world reserves are problematic. The invention treats apatite at 900�...	03/13/1984
4398936	Process for the preparation of a granular NPK fertilizer and granular NPK fertilizers obtained by this process Storage-stable nitrogen-phosphorous-potassium fertilizer granules and prills are made by adding to a molten or aqueous solution mixture of ammonium nitrate and ammonium phosphate, a particulate potassium salt, typically potassium chloride, in which the pa...	08/16/1983
4385920	Granulation of potash salts A process for the granulation of potash salts to produce granules in high yield by the steps of mixing the potash salt with an inorganic phosphate binder and water, granulating the mixture and drying it....	05/31/1983
4363650	Fertilizer material from apatite Apatite is conventionally made into a fertilizer material by treatment with a strong acid, requiring capital-intensive industry. Hydroxyapatite is treated above 1100 C. with alkali but world reserves are problematic. The invention treats apatite at 900 C....	12/14/1982
4352688	Nitrogen fertilizers Low molecular weight alkanoic acids and alkanoate anions thereof, particularly acetic acid and acetate ion, are effective in enhancing the ability of nitrogen fertilizers to promote plant growth and productivity....	10/05/1982
4340414	Plant hibernation A plant nutrient solution has been found for bringing about hibernation of plants consisting of approximately 3 grams of calcium nitrate and 2 grams of potassium nitrate per gallon of water, said solution containing no more than trace quantities of phosph...	07/20/1982
4336053	Fertilizer solutions stabilized with inorganic acids A stable liquid fertilizer solution containing nitrogen, phosphorus, iron and optionally sulfur is prepared by mixing a water-soluble iron compound with ammonium polyphosphate and water to produce an iron phosphate slurry having a molar ratio of polyphosp...	06/22/1982
4286982	Process of manufacturing stable ammonium polyphosphate fertilizers A one vessel process for manufacturing stable ammonium phosphate fertilizer utilizes a spray reactor in which phosphoric acid is reacted with ammonia to form ammonium phosphate. The ammoniation is conducted under conditions which form sufficient ammonium ...	09/01/1981
4279635	Process for treating phosphatic clay suspensions A process for treating thickened phosphatic clay suspensions produced in the processing of phosphate ore by water beneficiation, and which have a solids content of from about 5% to about 30%. A deflocculating agent is mixed with the suspension to cause de...	07/21/1981
4202683	Fertilizer Langbeinite (2MgSO4,K2 SO4) is reacted with diammonium phosphate (NH4)2 HPO4 to yield a dry farm field fertilizer of grade 21-12-7+1.22 Mg. The chemical process is also adjusted for a dry farm f...	05/13/1980
4183738	Granulation process and products produced thereby A granulation process for the production of high purity granules of salt material comprising: (a) a wet blend formed by intensively mixing together (i) particles of soluble fine water-soluble salt having a relatively wide size distribution over the range of fr...	01/15/1980
4137063	Production of potassium polyphosphates from potassium silicofluorides Potassium polyphosphate polymers having ratios of P2 O5 to K2 O which make them suitable as fertilizer products are prepared by reacting potassium fluosilicate also known as potassium silicofluoride with phosphoric acid an...	01/30/1979
4006006	Fertilizer Fertilizers with controlled nutrient release produced from the treatment of solid waste with a phosphate to derive paper pulp and precipitated inks, coatings and waxes removed from the paper fibers....	02/01/1977
3963472	Process for preventing corrosion by incorporative soluble metal chromates in fertilizer solutions A soluble chromate or dichromate is incorporated in a system comprising a metal and an orthophosphate-containing liquid to inhibit corrosion of the system under highly turbulent conditions. The system in which the chromate or dichromate is incorporated is...	06/15/1976

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Class 71/51 - Alkali metal- and ammonium-containing