Patents
Patents for C05D - Inorganic fertilisers not covered by subclasses ,; Fertilisers producing carbon dioxide (31)
12/2008
12/03/2008CN100439295C A process for manufacturing potassium sulfate fertilizer and other metal sulfates
12/2007
12/12/2007EP1680379A4 Agents for solubilising metal ions
05/2007
05/02/2007EP1421043B1 A process for manufacturing potassium sulfate fertilizer and other alkali/alkali earth metal sulfates
07/2006
07/19/2006EP1680379A2 Agents for solubilising metal ions
01/2006
01/25/2006EP1421043A4 A process for manufacturing potassium sulfate fertilizer and other metal sulfates
08/2005
08/04/2005WO2005026079A3 Agents for solubilising metal ions
03/2005
03/24/2005WO2005026079A2 Agents for solubilising metal ions
03/08/2005CA2356429C A process for manufacturing potassium sulfate fertilizer and other metal sulfates
12/2004
12/29/2004CN1558882A A process for manufacturing potassium sulfate fertilizer and other metal sulfates
05/2004
05/26/2004EP1421043A1 A process for manufacturing potassium sulfate fertilizer and other metal sulfates
04/2004
04/08/2004WO2003020663A8 A process for manufacturing potassium sulfate fertilizer and other metal sulfates
03/2004
03/23/2004US6709685 Dry melt formation without use of water or solvent
11/2003
11/26/2003EP1127035B1 A process for the preparation of compound fertilizer granules
06/2003
06/11/2003CN1111294C 压力控制系统 Pressure control system
03/2003
03/13/2003WO2003020663A1 A process for manufacturing potassium sulfate fertilizer and other metal sulfates
04/2002
04/02/2002US6365122 Process for manufacturing potassium sulfate fertilizer and other metal sulfates
08/2001
08/29/2001EP1127035A1 A process for the preparation of compound fertilizer granules
08/08/2001CN1307550A Process for preparation of compound fertilizer granules
03/2001
03/20/2001US6202684 Pressure control system
01/2000
01/06/2000WO2000000452A1 A process for the preparation of compound fertilizer granules
01/06/2000CA2336352A1 A process for the preparation of compound fertilizer granules
12/1999
12/15/1999CN1238482A Pressure control system
12/08/1999EP0962209A2 Pressure control system
09/1999
09/01/1999CN1227085A Method for producing inner shoe for shoes and boots
05/1998
05/12/1998US5749935 Manganese fertilizer
10/1996
10/30/1996CN1134407A Composition for fertilizer
04/1996
04/10/1996CN1120033A A manganese fertilizer
11/1995
11/29/1995EP0684219A1 Manganese fertilizer
10/1990
10/03/1990CN1045766A Use of calcium sulphate to improve fermentation of organic waste
07/1989
07/13/1989WO1989006223A1 Use of calcium sulphate to improve the fermentation of organic fertilizers
07/05/1989EP0322831A1 Use of calcium sulphate to improve the fermentation of organic wastes