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