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Class Information
Number: 71/111
Name: Chemistry: fertilizers >
Description:


Sub-classes under this class:

Class Number Class Name Patents
71/1 Processes and products 86
71/900 Foams 15
71/901 Refuse conditioning 61
71/902 Nitrification inhibition 65
71/903 Soil conditioner 290
71/904 Carrier 142
71/DIG.2 Chelating agent 79
71/DIG.3 Defluorination 11
71/DIG.4 Anti-corrosion 16


Patents under this class:

Patent Number Title Of Patent Date Issued



 
 
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