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Class Information
Number: 71/64.07
Name: Chemistry: fertilizers > Processes and products > Forms or conditioning > Coating
Description: Subject matter wherein the material is covered with a material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5472712 |
Controlled-release formulations coated with aqueous dispersions of ethylcellulose |
Dec. 5, 1995 |
| 5466274 |
Abrasion resistant coatings for fertilizers |
Nov. 14, 1995 |
| 5454851 |
Slow release fertilizers |
Oct. 3, 1995 |
| 5443845 |
Composition for enhanced bioremediation of petroleum |
Aug. 22, 1995 |
| 5435821 |
Controlled release vegetation enhancement agents coated with sulfonated polymers, method of production and prcesses of use |
Jul. 25, 1995 |
| 5431708 |
Process for preventing a formation of dust during the loading and shipping of sulfate fertilizer granulates |
Jul. 11, 1995 |
| 5429654 |
Coated agricultural products |
Jul. 4, 1995 |
| 5423897 |
Non-blocking wax sealants for fertilizers |
Jun. 13, 1995 |
| 5413856 |
Sustained release agricultural substrate coated with a blend of EPDM and asphalt |
May. 9, 1995 |
| 5405426 |
Processes for the preparation of sulfur coated fertilizers and products produced thereby |
Apr. 11, 1995 |
| 5399186 |
Apparatus and process for coating particles |
Mar. 21, 1995 |
| 5383951 |
Production of granular ammonium sulphate using stripped zinc electrolyte as a granulating aid |
Jan. 24, 1995 |
| 5374292 |
Machine system and process for producing attrition resistant slow release fertilizers |
Dec. 20, 1994 |
| 5366532 |
Fertilizers containing microorganisms and their production processes |
Nov. 22, 1994 |
| 5366534 |
Granular potassium sulfate preparation and process for production thereof |
Nov. 22, 1994 |
| 5360465 |
Particulate fertilizer dust control |
Nov. 1, 1994 |
| 5328497 |
Particulate fertilizer dust control |
Jul. 12, 1994 |
| 5328498 |
Plant substrate and use thereof |
Jul. 12, 1994 |
| 5310785 |
Coating composition and method of coating granular fertilizer with same |
May. 10, 1994 |
| 5300135 |
Abrasion resistant coatings for fertilizers |
Apr. 5, 1994 |
| 5300127 |
Seed coatings |
Apr. 5, 1994 |
| 5264019 |
Coating compositions for slow release fertilizer formulations |
Nov. 23, 1993 |
| 5256181 |
Coatings with ionically and covalently crosslinked sulfonated polymers |
Oct. 26, 1993 |
| 5238480 |
Fertilizer compositions and method of making such compositions |
Aug. 24, 1993 |
| 5219465 |
Sulfur coated fertilizers and process for the preparation thereof |
Jun. 15, 1993 |
| 5211985 |
Multi-stage process for continuous coating of fertilizer particles |
May. 18, 1993 |
| 5190797 |
Coating a substrate with an ionomer |
Mar. 2, 1993 |
| 5188654 |
Coatings with ionically and covalently crosslinked neutralized carboxylated polymers |
Feb. 23, 1993 |
| 5154752 |
Suppression of fines during the granulation of ammonium nitrate |
Oct. 13, 1992 |
| 5152821 |
Addition of supplemental macro & micro nutrients to granular phosphatic fertilizers |
Oct. 6, 1992 |
| 5147442 |
Coated granular fertilizer |
Sep. 15, 1992 |
| 5137563 |
Controlled release fertilizer |
Aug. 11, 1992 |
| 5133797 |
Coated granular fertilizer composition and its production |
Jul. 28, 1992 |
| 5127186 |
Encapsulated earthworm cocoons |
Jul. 7, 1992 |
| 5123950 |
Coated agricultural chemicals |
Jun. 23, 1992 |
| 5102440 |
Granular slow release fertilizer composition and process |
Apr. 7, 1992 |
| 5039328 |
Process for producing a granular slow-acting nitrogenous fertilizer |
Aug. 13, 1991 |
| 5032164 |
Modified lignosulfonate conditioning agent for urea particles |
Jul. 16, 1991 |
| 5009696 |
Fertilizer with a degradative coating |
Apr. 23, 1991 |
| 5002601 |
Suspension fertilizers |
Mar. 26, 1991 |
| 4988377 |
Coatings with sulfonated polymers |
Jan. 29, 1991 |
| 4979980 |
Biodegradable barrier films of ionomer polymer |
Dec. 25, 1990 |
| 4970117 |
Coatings with neutralized carboxylated polymers |
Nov. 13, 1990 |
| 4937080 |
Granular product (I) |
Jun. 26, 1990 |
| 4936897 |
Method for the manufacture of slow release fertilizers |
Jun. 26, 1990 |
| 4881963 |
Granuler fertilizer with a degradative coating |
Nov. 21, 1989 |
| 4880455 |
Method for the manufacture of slow-release fertilizers |
Nov. 14, 1989 |
| 4857098 |
Sulfur-coated fertilizer granules and process of making same |
Aug. 15, 1989 |
| 4851027 |
Gradually effective, coated fertilizer |
Jul. 25, 1989 |
| 4808206 |
Microcapsules and methods for their preparation |
Feb. 28, 1989 |
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