Patents for C05D 1 - Fertilisers containing potassium (1,475)
09/2002
09/18/2002CN1369467A Fertilizer for promoting blossom of longan tree in irregular season and its preparing process
09/04/2002EP1236706A1 Potassium chloride for fertilizer and process for producing the same
09/04/2002EP1235743A1 Production of two alkali metal salts by a combined ion exchange and crystallisation process
08/2002
08/29/2002WO2002066402A1 Process for producing slow-release potassium fertilizer and slow-release potassium fertilizers
08/28/2002CN1365958A Process for preparing K fertilizer (K salt) from K-enriched rock and lime by hydrothermal method
08/28/2002CN1365957A Process for preparing K fertilizer or K salt from K-enriched rock and lime by hydrothermal method
08/28/2002CN1089737C Long-acting granular potash fertilizer and its preparing process
08/15/2002US20020110512 Process for manufacturing potassium nitrate fertilizer and other metal nitrates
07/2002
07/11/2002DE10065699A1 Granulierung von Mineraldüngern unter Zugabe von Granulierhilfsmitteln Granulation of mineral fertilizers with the addition of granulating
07/03/2002EP1219581A2 Granulation of mineral fertilizers by adding a granulating aid
06/2002
06/20/2002US20020076375 Metal carbonates, bicarbonate, and oxides reacted with a fluidized hydrogen halide gas at a velocity that forms a fluidized bed and at a temperature of 250-800 degrees F
06/13/2002US20020069983 Pulp is bleached using potassium hydroxide; bleach concentrate is obtained from bleach filtrate, which is combined with ashes obtained from burning of lignin and organic matter recovered from pulp production to obtain fertilizer
05/2002
05/29/2002CN1351686A Process for producing cellulose pulp and fertiliser containing potassium
04/2002
04/30/2002US6379414 Process for producing pressed fertilizer granulates
04/10/2002CN1344236A Method and appts. for producing fertilizer from flue gas contg. sulfur oxides
04/02/2002US6365122 Process for manufacturing potassium sulfate fertilizer and other metal sulfates
02/2002
02/28/2002WO2002015945A1 Concept for slurry separation and biogas production
02/20/2002CN1336323A Method and equipment of preparing potassium sulfate and ammonium potassium chloride with industrial effluent containing ammonium sulfate
01/2002
01/09/2002CN1330612A Method of formulating alkali metal salts
12/2001
12/19/2001CN1326911A Multiple element potash fertilizer and its producing method
11/2001
11/08/2001WO2001083401A1 Carnallite having reduced moisture absorption and method of producing it
10/2001
10/31/2001CN1073974C Glauconite potash fertilizer and productive process thereof
10/03/2001CN1072197C Wetting decomposition process of potash feldspar ore
09/2001
09/27/2001WO2001070648A1 Novel agents and dust free compositions, method for obtaining same and use in particular for soil amendment
09/12/2001EP1040087A4 Stabilized liquid lime dispersion for sewage treatment
09/04/2001US6284709 Mixture of potassium silicate, sodium silicate, potassium carbonate, sodium carbonate, potassium chloride and reducing sugar
08/2001
08/29/2001EP1127035A1 A process for the preparation of compound fertilizer granules
08/16/2001EP1123910A2 Method for the preparation of plant nutrient granules
08/08/2001EP1121327A1 Method of formulating alkali metal salts
08/08/2001CN1307550A Process for preparation of compound fertilizer granules
08/08/2001CN1306953A Foliage fertilizer for tobacco
07/2001
07/19/2001WO2001051431A1 Method for producing nitrogenous-potash fertiliser
07/19/2001WO2001051430A1 Method for producing nitrogenous-potash fertiliser
07/11/2001CN2438717Y Apparatus for producing potassium sulfate and potassium ammonium chloride from industrial waste water containing ammonium sulfate
06/2001
06/13/2001CN1298850A Fertilizer for spray or drip irrigation and its preparing process
06/13/2001CN1298848A Process for preparing K fertilizer from non-soluble potassium ore and waste ammonia-soda solution
06/07/2001WO2001040112A1 Production of two alkali metal salts by a combined ion exchange and crystallisation process
06/07/2001CA2393324A1 Production of two alkali metal salts by a combined ion exchange and crystallisation process
05/2001
05/30/2001EP1103535A2 Fertilizer containing polyphosphate-metal chelates
05/30/2001CN1297371A Wet granulation method for generating granules
05/24/2001CA2326524A1 Fertilizer with chelate and crops cultivated thereby
05/10/2001WO2001032585A1 Potassium chloride for fertilizer and process for producing the same
04/2001
04/11/2001CN1290673A Method for producing bacterial potash fertilizer by microbial solid fermentation to decompose in-soluble potassium ore
04/04/2001CN1064033C Organic potassium fertilizer
03/2001
03/21/2001EP1084999A2 Fertilizer with a chelate element
03/20/2001US6203722 For treatment of biological solids in sewage
03/17/2001CA2318702A1 Fertilizer with a chelate element
03/07/2001CN1062844C Process for producing potassium sulfate and its by-product using potash feldspar
02/2001
02/28/2001EP1077761A1 Wet granulation method for generating granules
02/21/2001CN1062252C Patash fertilizer producing method by using potassium-rock
01/2001
01/31/2001CN2416956Y Agitator for reactor
01/24/2001CN1280967A Process for preparing powdered composite potassium sulfate fertilizer
01/10/2001CN1279224A Multi-element K fertilizer
12/2000
12/21/2000WO2000076941A1 Phosphorus and potassium fertilizer for all forms of perennial trees, vines, and annual crops
12/19/2000CA2265922C Wet granulation method for generating granules
11/2000
11/09/2000WO2000066516A1 Method and apparatus for producing fertilizer from flue gas containing sulfur oxides
11/02/2000EP1048634A2 Process for preparing fertiliser granules by compaction
11/02/2000DE19919233A1 Verfahren zur Herstellung von Düngemittelpressgranulaten A process for the preparation of fertilizer granules Press
10/2000
10/12/2000WO2000060160A1 Process for producing cellulose pulp and fertiliser containing potassium
10/04/2000EP1040087A1 Stabilized liquid lime dispersion for sewage treatment
09/2000
09/20/2000CN1266829A Conversion process for potassium chloride
08/2000
08/02/2000CN1261601A Process for producing potassium chloride from alkaline slag and potassium feldspar
07/2000
07/26/2000CN1261065A Non-chlorine high-potassium compound organic liquid fertilizer and its preparing process
07/19/2000EP0879217B1 Process for production of fertilizer granules containing ammonium nitrate, potassium and magnesium and a fertilizer product
07/12/2000CN1259501A Glauconite potassium ore fertilizer
04/2000
04/20/2000WO2000021887A1 Method of formulating alkali metal salts
04/13/2000CA2284967A1 Method of formulating alkali earth salts
03/2000
03/22/2000CN1247844A Long-acting granular potash fertilizer
03/14/2000US6036881 Stabilized liquid lime dispersion for sewage treatment
02/2000
02/23/2000CN1245156A Potassium sulfate fertilizer containing more trace elements
01/2000
01/19/2000CN1048470C Process for producing agricultural potassium sulfate
01/06/2000WO2000000452A1 A process for the preparation of compound fertilizer granules
01/06/2000CA2336352A1 A process for the preparation of compound fertilizer granules
10/1999
10/28/1999WO1999054028A1 Wet granulation method for generating granules
10/27/1999CN1232859A Water solution composite with potassium compound as main component and its preparation and use
10/13/1999CN1231272A Glauconite potash fertilizer and productive process thereof
08/1999
08/31/1999US5944868 Reacting ammonium thiosulfate with ion exchange resin; forming potassium thiosulfate
08/17/1999CA2033326C Process for binding dust in fertilizer granules
08/11/1999CN1044549C Disease curing and output increasing agent for seasame etc. corps, and prepn. method therefor
08/05/1999WO1999038799A1 Production of liquid fertilizers by ion exchange
07/1999
07/27/1999US5928491 Electrolysis of aqueous potassium chloride, calcium chloride and magnesium chloride to remove chlorine from solution; applying electrolyte solution to plants to stimulate growth
07/21/1999CN1044222C Method for comprehensive utilization of sodium sulfate containing chromium
07/14/1999CN1044111C Potash and nitrogenous fertilizer mfg. process from illite
07/07/1999CN1221718A Fertilizer additive for shortening maize bald top
06/1999
06/23/1999CN1220249A Method for preparing potassium sulfate by double conversion of ammonium sulfate
05/1999
05/26/1999CN1217306A Floatation separating technology for potassium feldspar wet decomposing materials
05/18/1999CA2144219C Method and device for continuous determination of the sylvite saturation of hot solutions for monitoring and control of the hot dissolving of a crude potassium salt
05/06/1999WO1999021804A1 Stabilized liquid lime dispersion for sewage treatment
04/1999
04/14/1999CN1213646A One-step process of preparing lemery salt and one-step process of preparing azophoska
02/1999
02/03/1999CN1206704A Potassium fertilizer and multi-element potassium fertilizer preparation process
12/1998
12/16/1998EP0884092A1 Process for removing sulfur dioxide from an exhaust gas
12/13/1998CA2240765A1 Process for removing sulfur dioxide from flue gasses
11/1998
11/25/1998EP0879217A1 Process for production of fertilizer granules containing ammonium nitrate, potassium and/or magnesium and a fertilizer product
10/1998
10/29/1998DE19717425A1 Homeopathic activation of soil
10/29/1998DE19717219A1 Fertiliser useful for soil conditioning
10/28/1998CN1197039A One-step process for prodn. of farm potassium sulphate
06/1998
06/10/1998CN1184091A Potash fertilizer producing method by using potassium-rock
06/02/1998US5760078 Process for the fractioning and recovery of valuable compounds from vinasse produced in fermentations
05/1998
05/12/1998US5749935 Manganese fertilizer
04/1998
04/07/1998US5735929 Potassium sulfate and potassium nitrate in combination with the surfactant selected from disulfonate and oxyalkylated alcohol-carboxylic acid adduct; used as a fertilizer
1 ... 3 4 5 6 7 8 9 10 11 12 13 14 15