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Class Information
Number: 71/49
Name: Chemistry: fertilizers > Processes and products > Inorganic material > Phosphorus-containing > Phosphates > Products > Nitrogen-containing
Description: Products which contain also inorganic N values, other than or in addition to NH4.

Sub-classes under this class:

Class Number Class Name Patents
71/50 Nitrates 33

Patents under this class:

Patent Number Title Of Patent Date Issued
8702833 Health food Apr. 22, 2014
8702834 Sulphur-containing fertilizers and process for the preparation thereof Apr. 22, 2014
8668759 Sulphur-containing fertilizers and process for the preparation thereof Mar. 11, 2014
8647406 Dual salt fertilizer giving enhanced crop yields Feb. 11, 2014
8506670 Micronutrient fertilizers and methods of making and using the same Aug. 13, 2013
8480782 Coated fertilizer particles Jul. 9, 2013
8461079 Dual purpose agricultural compositions Jun. 11, 2013
8430943 Dual salt fertilizer giving enhanced crop yields Apr. 30, 2013
7837757 Enhanced abscisic acid and fertilizer performance Nov. 23, 2010
7771505 Controlled release fertilizer composition Aug. 10, 2010
7731775 Slow-release (GSSP) fertilizer Jun. 8, 2010
7291199 Process for the production of a plant growth stimulator from fly ash Nov. 6, 2007
6541421 Buffered phosphorus containing solution Apr. 1, 2003
6358294 Free-flowing fertilizer compositions Mar. 19, 2002
6312493 Water soluble fertilizer compositions Nov. 6, 2001
5997602 Aqueous fertilzer suspension containing at least phosphate ions and calcium or magnesium ions and a use of the suspension Dec. 7, 1999
5964917 Free-flowing fertilizer compositions Oct. 12, 1999
5851260 Suspension fertilizer suitable for irrigation fertilization, and a process for its preparation Dec. 22, 1998
5679128 Dry-bonded nonionic adjuvants Oct. 21, 1997
5085681 Fertilizer materials based on metallurgical slags and methods of making the same Feb. 4, 1992
4515615 Manufacturing and using nitrogen fertilizer solutions on a farm May. 7, 1985
4512794 Manufacturing and using nitrogen fertilizer solutions on a farm Apr. 23, 1985
4511389 Manufacturing and using nitrogen fertilizer solutions on a farm Apr. 16, 1985
4277459 Process for working up organic reaction mixtures Jul. 7, 1981
4226609 Selected 3-trichloromethyl-5-cyclic amine-1,2,4-thiadiazole compounds and their use as ammonium nitrification inhibitors Oct. 7, 1980
4177052 Process for preparing dicalcium phosphate containing fertilizer Dec. 4, 1979
4175943 Water-soluble fertilizers Nov. 27, 1979
4123248 Controlled release fertilizer Oct. 31, 1978

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