C05B1/00	7	Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly	C05B1/00	C05B1/00		143
C05B1/02	8	Superphosphates	C05B1/02	C05B1/02		6970
C05B1/04	8	Double-superphosphate; Triple-superphosphate; Other fertilisers based essentially on monocalcium phosphate	C05B1/04	C05B1/04		1267
C05B1/06	8	Ammoniation of superphosphates (fertilisers based essentially on ammonium orthophosphate C05B7/00)	C05B1/06	C05B1/06		189
C05B1/10	8	Apparatus for the manufacture of superphosphates	C05B1/10	C05B1/10		276
C05B3/00	7	Fertilisers based essentially on di-calcium phosphate (C05B11/00 takes precedence)	C05B3/00	C05B3/00		624
C05B5/00	7	Thomas phosphate; Other slag phosphates	C05B5/00	C05B5/00		484
C05B7/00	7	Fertilisers based essentially on alkali or ammonium orthophosphates (C05B11/00 takes precedence)	C05B7/00	C05B7/00		20875
C05B9/00	7	Fertilisers based essentially on phosphates or double phosphates of magnesium (C05B11/00 takes precedence)	C05B9/00	C05B9/00		471
C05B11/00	7	Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes	C05B11/00	C05B11/00		86
C05B11/02	8	Pretreatment	C05B11/02	C05B11/02		140
C05B11/04	8	using mineral acid	C05B11/04	C05B11/04		163
C05B11/06	9	using nitric acid (nitrophosphates)	C05B11/06	C05B11/06		1003
C05B11/08	9	using sulfuric acid	C05B11/08	C05B11/08		482
C05B11/10	9	using orthophosphoric acid	C05B11/10	C05B11/10		239
C05B11/12	9	using aqueous hydrochloric acid	C05B11/12	C05B11/12		161
C05B11/14	9	using wet gaseous acids	C05B11/14	C05B11/14		109
C05B11/16	8	using alkaline lyes	C05B11/16	C05B11/16		46
C05B13/00	7	Fertilisers produced by pyrogenic processes from phosphatic materials	C05B13/00	C05B13/00		114
C05B13/02	8	from rock phosphates (C05B13/06 takes precedence)	C05B13/02	C05B13/02		2170
C05B13/04	8	from metallic phosphorus compounds, e.g. ferro-phosphorus	C05B13/04	C05B13/04		30
C05B13/06	8	Alkali and alkaline earth meta- or polyphosphate fertilisers	C05B13/06	C05B13/06		483
C05B15/00	7	Organic phosphatic fertilisers (bone meal C05B17/00)	C05B15/00	C05B15/00		818
C05B17/00	7	Other phosphatic fertilisers, e.g. soft rock phosphates, bone meal	C05B17/00	C05B17/00		7982
C05B17/02	8	containing manganese	C05B17/02	C05B17/02		84
C05B19/00	7	Granulation or pelletisation of phosphatic fertilisers, other than slag (granulating apparatus B01J2/00; granulating slag C04B)	C05B19/00	C05B19/00		740
C05B19/02	8	of superphosphates or mixtures containing them	C05B19/02	C05B19/02		265
