Patents
Patents for C05B 3 - Fertilisers based essentially on di-calcium phosphate (74)
01/2015
01/07/2015CN104261898A 一种提高肥料级磷酸氢钙中水溶性磷含量的方法 A way to improve the water-soluble fertilizer grade DCP method phosphorus content
12/2014
12/09/2014US8906451 Method for producing coated water-soluble particles
10/2014
10/21/2014US8864867 Fertilizer suspension and method of preparation
09/2014
09/10/2014EP2774907A2 Method and plant for continuous manufacture of granular USP nitrogen and phosphate type fertilizers and products on their basis
05/2014
05/22/2014WO2014075931A1 Method for the increased phosphorous recovery from organic residues
02/2014
02/11/2014US8647406 Dual salt fertilizer giving enhanced crop yields
01/2014
01/15/2014CN203393046U Wet pelletizing equipment capable of directly compressing dicalcium phosphate anhydrous
11/2013
11/28/2013WO2013175632A1 Method for producing phosphorous fertilizer
06/2013
06/05/2013CN103130615A Bran cake inositol
04/2013
04/03/2013CN103011460A Novel process for removing phosphorus from metal-salt-containing waste phosphoric acid
11/2011
11/30/2011CN101302129B 一种磷酸氢钙悬浮剂 One kind of DCP suspension
10/2010
10/06/2010CN101186318B Method for preparing sodium nitrate by using nitric acid to decompose phosphorus ore byproduct calcium nitrate
05/2009
05/20/2009CN101434386A Method for producing fine phosphate by using dilute acid to decompose middle and low grade phosphate ore using
11/2008
11/18/2008US7452398 Phosphate and potash(PK)-containing compound fertilizer
11/12/2008CN101302129A Calcium hydrophosphate suspending agent
05/2008
05/28/2008CN101186318A Method for preparing sodium nitrate by using nitric acid to decompose phosphorus ore byproduct calcium nitrate
11/2007
11/29/2007WO2005107454A3 Controlled release fertilizers employing ureaform compounds and processes for making same
09/2007
09/05/2007EP1828078A1 Phosphate-containing fertilizer derived from steepwater
03/2007
03/29/2007DE19545122B4 Verfahren zur Erhöhung des pflanzenverfügbaren Phosphorgehaltes metallurgischer Schlacken Method for increasing the plant-available phosphorus content of metallurgical slags
03/28/2007EP1767509A1 Method and apparatus for producing phosphate fertilizer utilizing incineration ash
05/2006
05/18/2006WO2006052270A1 Phosphate-containing fertilizer derived from steepwater
05/18/2006CA2586639A1 Phosphate-containing fertilizer derived from steepwater
01/2006
01/05/2006US20060003893 Controlled release fertilizers employing ureaform compounds and processes for making same
12/2005
12/29/2005WO2005123629A1 Method and apparatus for producing phosphate fertilizer utilizing incineration ash
11/2005
11/17/2005WO2005107454A2 Controlled release fertilizers employing ureaform compounds and processes for making same
09/2005
09/14/2005EP1381580B8 Phosphorous forest fertilizer
08/2005
08/09/2005CA2345008C Production of calcium hydrogenphosphate or monocalcium phosphate from calcium phosphate
07/2005
07/20/2005EP1381580B1 Phosphorous forest fertilizer
06/2005
06/09/2005US20050123644 steepwater is mixed with an hydroxide (calcium hydroxide, magnesium hydroxide, and ammonium hydroxide ) to precipitate phosphorus in the steepwater, precipitate is separated from the steepwater; the precipitate includes organic and inorganic phosphorous component
05/2004
05/27/2004US20040099028 Phosphorous forest fertilizer
03/2004
03/24/2004CN1483706A Method for producing phosphatic fertilizer by utilizing water treatment residue
01/2004
01/21/2004EP1381580A1 Phosphorous forest fertilizer
10/2003
10/22/2003CN1450027A Gene improved medicine for lawn and production process thereof
12/2002
12/11/2002EP1115654B1 Production of calcium hydrogenphosphate or monocalcium phosphate from calcium phosphate
10/2002
10/24/2002WO2002083598A1 Phosphorous forest fertilizer
10/24/2002CA2442725A1 Phosphorous forest fertilizer
09/2001
09/26/2001CN1314870A Production of calcium hydrogenphosphate or monocalcium phosphate from calcium phosphate
07/2001
07/18/2001EP1115654A1 Production of calcium hydrogenphosphate or monocalcium phosphate from calcium phosphate
04/2001
04/18/2001CN1064651C Method for producing calcium hydrogen phosphate by recovery and using waste water containing phosphate of quinacridineone serial pigment
03/2001
03/01/2001DE19943935A1 Plant protectant composition comprising aqueous solution of non-toxic inorganic phosphate, having fungicidal, bactericidal and fertilizing activity, useful e.g. in fruit or vegetable crops
07/2000
07/27/2000WO2000042853A1 Phytosanitary product for crop plants
03/2000
03/30/2000WO2000017100A1 Production of calcium hydrogenphosphate or monocalcium phosphate from calcium phosphate
07/1999
07/28/1999CN1223988A Method for production of Se-contg. calcium magnesium phophate
06/1999
06/29/1999US5916845 Ammonium sulfate, potassium sulfate, monobasic calcium phosphate or ammonium phosphate; calcium phosphate, chlorpyrifos
04/1999
04/07/1999CN1212962A Method for producing calcium hydrogen phosphate by recovery and using waste water containing phosphate of quinacridineone serial pigment
02/1999
02/03/1999CN1206702A Proparational process for continuous producing calcium hydrogen phosphate
06/1996
06/20/1996DE19545122A1 Prepn. of e.g., phosphate fertilisers
02/1996
02/06/1996US5489323 Growth promoter for aquatic plant and method for application thereof
07/1995
07/05/1995EP0661249A1 Growth promoter for aquatic plant and method for application thereof
12/1992
12/02/1992CN1066644A Composite root spraved medical fertilizer and its process
07/1992
07/08/1992CN1062521A Calcium superphosphate system muffled fertilizer and productive method thereof
03/1992
03/24/1992US5098461 Phosphatic and nitrogen fertilizers via HNO3 processing
09/1991
09/10/1991US5047078 Phosphate fertilizer and antiscaling agents
08/1991
08/20/1991CA1287744C Method and compositions for increasing plant growth
10/1990
10/18/1990DE3904452A1 Mobile arrangement for treating waters, such as well water or surface water, waste water or liquid manure, ...
08/1990
08/14/1990CA1272613A1 Use of ammonium syngenite as a slow-acting nitrogen fertilizer
11/1989
11/28/1989US4883530 Use of ammonium syngenite as a slow-acting nitrogen fertilizer
01/1987
01/06/1987US4634533 Method of converting brines to useful products
12/1986
12/03/1986EP0203734A1 Methods and compositions for increasing plant growth
12/03/1986EP0203464A1 Use of ammonium syngenite as a slowly active nitrogen fertilizer
04/1986
04/09/1986EP0176613A1 A process for producing phosphoric acid and/or phosphates from wet-process phosphoric acid and an extractant used therein
06/1985
06/18/1985US4524054 Leaching phosphate ores with water sulfur dioxide, and an organic carbonyl compound
05/1984
05/16/1984EP0108080A1 Phosphate ore beneficiation
11/1983
11/10/1983WO1983003818A1 Phosphate ore beneficiation
06/1982
06/29/1982US4337077 Peat humus base mixture, liquid seaweed base mixture, fermentation
06/08/1982US4333757 Cellulose
05/1982
05/25/1982US4331465 Process for the production of NPK fertilizers resistant to smoldering decomposition at elevated temperatures
08/1980
08/06/1980EP0013774A1 Process for the production of NPK fertilizers containing ammonium nitrate, chloride and dicalcium phosphate which are smoulder-proof, even at elevated temperatures
03/1980
03/18/1980CA1073656A1 Drilling mud treating agents and method of using same
12/1979
12/04/1979US4177052 Process for preparing dicalcium phosphate containing fertilizer
02/1979
02/27/1979US4141958 Phosphate rock reacted with sulfuric acid; dissociation
01/1979
01/09/1979US4133668 Multicomponent soil supplement
02/1977
02/01/1977US4006006 Anticaking, magnesium and calcium ammonium phosphate
01/1976
01/20/1976US3933577 Process of sonically treating municipal waste to produce high quality paper pulp and fertilizer