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Class Information
Number: 71/DIG.4
Name: Chemistry: fertilizers > Anti-corrosion
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6953537 |
Corrosion inhibitor |
Oct. 11, 2005 |
| 5731032 |
Method of use of a coating compound for liquid-fertilizer holding vessels, and liquid fertilizers |
Mar. 24, 1998 |
| 5704961 |
Corrosion inhibitors for liquid fertilizers |
Jan. 6, 1998 |
| 5702768 |
Method of use of a coating compound in vessels, and a coating compound for vessels |
Dec. 30, 1997 |
| 5376159 |
Corrosion inhibitor for nitrogen fertilizer solutions |
Dec. 27, 1994 |
| 5182096 |
Compound applicable as carrier for substances or active chemical, physical or biological products |
Jan. 26, 1993 |
| 5118444 |
Aqueous agricultural compositions exhibiting reduced irritation and corrosion |
Jun. 2, 1992 |
| 4404116 |
Noncorrosive urea-sulfuric acid reaction products |
Sep. 13, 1983 |
| 4402852 |
Noncorrosive urea-sulfuric acid compositions |
Sep. 6, 1983 |
| 4321079 |
Aqueous sulfur dispersion having reduced corrosive activity toward ferrous metal |
Mar. 23, 1982 |
| 4256691 |
Aqueous sulfur dispersion having reduced corrosive activity toward ferrous metal |
Mar. 17, 1981 |
| 4246030 |
Corrosion inhibiting compositions and the process for using same |
Jan. 20, 1981 |
| 4219348 |
Storage-stable nitrogen-zinc foliar spray compositions |
Aug. 26, 1980 |
| 4214888 |
Foliar fertilization method and composition |
Jul. 29, 1980 |
| 3963472 |
Process for preventing corrosion by incorporative soluble metal chromates in fertilizer solutions |
Jun. 15, 1976 |
| 3930832 |
Inhibition of corrosive action of zinc-containing fertilizer solutions |
Jan. 6, 1976 |
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