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Browse by Category: Main > Chemistry
Class Information
Number: 71/64.1
Name: Chemistry: fertilizers > Processes and products > Forms or conditioning > Liquid
Description: Subject matter wherein the material is in the form of a nongaseous fluid.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
4447253 Topical fertilization methods and compositions for use therein May. 8, 1984
4445925 Methods of producing concentrated urea-sulfuric acid reaction products May. 1, 1984
4443242 Foliar feed Apr. 17, 1984
4436545 Process having the two-fold result of the disposal of waste pickle liquor and the production of fertilizer Mar. 13, 1984
4435201 Manufacturing and using nitrogen fertilizer solutions on a farm Mar. 6, 1984
4427434 Manufacturing and using nitrogen fertilizer solutions on a farm Jan. 24, 1984
4427432 Clarification of black ammonium polyphosphate liquids--recycling of byproduct "tops" Jan. 24, 1984
4426396 Preservation of harvested crops and animal feedstuffs Jan. 17, 1984
4424072 Prilling Jan. 3, 1984
4383846 Stabilization of liquid fertilizer compositions May. 17, 1983
4365988 Fluid-mixing apparatus and method Dec. 28, 1982
4356021 Liquid fertilizer solution containing zinc Oct. 26, 1982
4350598 Process for even division of substances and mixtures of substances in the course of manufacturing of pulverulent preparations by chemical reaction Sep. 21, 1982
4348424 Sprayable plant care composition Sep. 7, 1982
4345931 Gelated fertilizers, process for their manufacture and their use in plant fertilization Aug. 24, 1982
4340414 Plant hibernation Jul. 20, 1982
4336053 Fertilizer solutions stabilized with inorganic acids Jun. 22, 1982
4336051 Process for the production of a soil improving composition Jun. 22, 1982
T101901 Ammonium polyphosphate sulfate fertilizers from wet-process phosphoric acid Jun. 1, 1982
4318729 Stable liquid N-P-K fertilizer composition and method of use Mar. 9, 1982
4286982 Process of manufacturing stable ammonium polyphosphate fertilizers Sep. 1, 1981
T100805 Clarification of black ammonium polyphosphate liquids recycling of byproduct tops Jul. 7, 1981
4273570 Process for the production of a liquid alkaline fertilizer containing clays and trace elements Jun. 16, 1981
4265653 Manganese micronutrient solutions May. 5, 1981
4259147 Pulping process Mar. 31, 1981
4244727 Urea-formaldehyde solution for foliar fertilization Jan. 13, 1981
4234332 Aqueous fertilizer solutions containing dicyandiamide Nov. 18, 1980
4230479 Process for improving the quality of urea-ammonium nitrate solution Oct. 28, 1980
4229202 Wastewater treatment with ultraviolet disinfection and increased capacity Oct. 21, 1980
4226609 Selected 3-trichloromethyl-5-cyclic amine-1,2,4-thiadiazole compounds and their use as ammonium nitrification inhibitors Oct. 7, 1980
T998001 Production of urea-ammonium polyphosphates from urea phosphate Sep. 2, 1980
4219348 Storage-stable nitrogen-zinc foliar spray compositions Aug. 26, 1980
4210437 Liquid fertilizer for supply of sulfur, nitrogen and micronutrient metals Jul. 1, 1980
T996001 Production of ammonium potassium polyphosphates Jul. 1, 1980
4158558 Potassium polyphosphate fertilizers Jun. 19, 1979
T982001 Preparation of liquid fertilizers with improved storage properties May. 1, 1979
4146383 Combination of ground and foliar application of fertilizer Mar. 27, 1979
4119429 Soil supplement Oct. 10, 1978
T973004 Production of urea-ammonium polyphosphates from urea phosphate Aug. 1, 1978
4102667 Additive and method for reducing the drift of aqueous spray compositions Jul. 25, 1978
T969003 Controlled release liquid fertilizers Apr. 4, 1978
4081265 Pot water Mar. 28, 1978
4070175 Method of processing cattle excrement Jan. 24, 1978
4056381 Fertilizer solutions containing stabilized iron Nov. 1, 1977
4035173 Selectively thinning and fertilizing timber forests Jul. 12, 1977
4033746 Forest fertilization Jul. 5, 1977
4033747 Silvicultural fertilization Jul. 5, 1977
4026673 Apparatus for dissolving and dispensing fertilizer to either of two water streams of different pressure May. 31, 1977
4025330 Zinc-containing foliar spray May. 24, 1977
4013443 Method of preparing liquid fertilizer Mar. 22, 1977

1 2 3 4 5


 
 
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