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Class Information
Number: 71/64.12
Name: Chemistry: fertilizers > Processes and products > Forms or conditioning > Anticaking
Description: Subject matter wherein the material is treated to prevent it from clumping, sticking together, etc.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6776832 |
Coating compositions for free-flowing dry materials and methods of using same |
Aug. 17, 2004 |
| 6514331 |
Coating compositions containing methyl/ethyl esters and methods of using same |
Feb. 4, 2003 |
| 6365120 |
Method for hardening granular inorganic salt compounds |
Apr. 2, 2002 |
| 6217630 |
Conditioned fertilizer product, method for conditioning fertilizer, and method for using conditioned fertilizer product |
Apr. 17, 2001 |
| 6015445 |
Anti-caking solids |
Jan. 18, 2000 |
| 5984994 |
Sulfur coated fertilizers with improved abrasion resistance |
Nov. 16, 1999 |
| 5980601 |
Anti-caking solids |
Nov. 9, 1999 |
| 5885320 |
Anti-caking process |
Mar. 23, 1999 |
| 5849069 |
Urban tree soil to safely increase rooting volumes |
Dec. 15, 1998 |
| 5782951 |
Particulate urea with finely divided inorganic material incorporated for hardness nonfriability and anti-caking |
Jul. 21, 1998 |
| 5704962 |
Granular fertilizers |
Jan. 6, 1998 |
| 5676729 |
Particulate urea with mineral filler incorporated for hardness |
Oct. 14, 1997 |
| 5656060 |
Method of producing substantially dust-free particulates |
Aug. 12, 1997 |
| 5595688 |
Water soluble caking inhibitors for ammonium phosphates |
Jan. 21, 1997 |
| 5578107 |
Water soluble caking inhibitors for ammonium phosphates |
Nov. 26, 1996 |
| 5472530 |
Method of manufacturing free-flowing ammonium nitrate particles applying an anticaking agent |
Dec. 5, 1995 |
| 5472476 |
Anticlumping composition and anticlumping process for fertilizers |
Dec. 5, 1995 |
| 5431708 |
Process for preventing a formation of dust during the loading and shipping of sulfate fertilizer granulates |
Jul. 11, 1995 |
| 5383952 |
Process for binding dust in fertilizer granules |
Jan. 24, 1995 |
| 5383951 |
Production of granular ammonium sulphate using stripped zinc electrolyte as a granulating aid |
Jan. 24, 1995 |
| 5380350 |
Methods of making granular water soluble or hygroscopic agricultural formulations |
Jan. 10, 1995 |
| 5364440 |
Anti-clumping products, compositions containing the said products and treatments in which the said products are used |
Nov. 15, 1994 |
| 5328497 |
Particulate fertilizer dust control |
Jul. 12, 1994 |
| 5286272 |
Water soluble potassium phosphate caking inhibitor for fertilizer |
Feb. 15, 1994 |
| 5203906 |
Anti-clumping products, compositions and treatments for salts, simple and complex fertilizers |
Apr. 20, 1993 |
| 5186732 |
Encapsulated slow release fertilizers |
Feb. 16, 1993 |
| 5176734 |
Granular fertilizer with a decomposable coating and process for producing the same |
Jan. 5, 1993 |
| 5089041 |
Encapsulated slow release fertilizers |
Feb. 18, 1992 |
| 5085681 |
Fertilizer materials based on metallurgical slags and methods of making the same |
Feb. 4, 1992 |
| 5041153 |
Lignosulfonate treated fertilizer particles |
Aug. 20, 1991 |
| 5032164 |
Modified lignosulfonate conditioning agent for urea particles |
Jul. 16, 1991 |
| 5009696 |
Fertilizer with a degradative coating |
Apr. 23, 1991 |
| 4969947 |
One-step method of coating nutrient particles |
Nov. 13, 1990 |
| 4927447 |
Soil amendment material and process for preparation thereof |
May. 22, 1990 |
| 4885021 |
Particulate urea with clay incorporated for hardness and/or gelling |
Dec. 5, 1989 |
| 4851027 |
Gradually effective, coated fertilizer |
Jul. 25, 1989 |
| 4846871 |
Lignosulfonate treated fertilizer particles |
Jul. 11, 1989 |
| 4812158 |
Caking-preventing agent for fertilizer |
Mar. 14, 1989 |
| 4808206 |
Microcapsules and methods for their preparation |
Feb. 28, 1989 |
| 4804403 |
Attrition-resistant, controlled release fertilizers |
Feb. 14, 1989 |
| 4797145 |
Method of agricultural soil improvement |
Jan. 10, 1989 |
| 4772308 |
Anti-caking composition |
Sep. 20, 1988 |
| 4762545 |
Soil amendment material and process for preparation thereof |
Aug. 9, 1988 |
| 4714490 |
Concretion preventing agent for fertilizers |
Dec. 22, 1987 |
| 4711659 |
Attrition resistant controlled release fertilizers |
Dec. 8, 1987 |
| 4698173 |
Deicing compositions |
Oct. 6, 1987 |
| 4676821 |
Sulfur-coated urea |
Jun. 30, 1987 |
| 4494976 |
Fertilizers containing nitrogen and micronutrients |
Jan. 22, 1985 |
| 4410350 |
Production of pellets and pellet-containing fertilizer composition |
Oct. 18, 1983 |
| 4356020 |
Fertilizer compositions containing alkylene oxide adduct anticaking agents |
Oct. 26, 1982 |
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