Patents
Patents for C05C 3 - Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor (1,108)
04/1990
04/10/1990US4915916 Method of and apparatus for treating waste gas by irradiation with electron beam
03/1990
03/14/1990CN2054459U Easy demould ammonium carbonate compound fertilizer grains-making machine
11/1989
11/28/1989US4883530 Use of ammonium syngenite as a slow-acting nitrogen fertilizer
11/16/1989DE3816570A1 Preparation of fertiliser mixtures urea/ammonium chloride and/or tetraurea anhydrite
11/08/1989EP0250509B1 Process for producing nitrogen fertilizers
05/1989
05/18/1989WO1989004291A1 Granular ammonium sulphate and process for the production thereof
05/18/1989DE3737747A1 Process for extracting the ammonia from liquid manure and the conversion thereof into concentrated ammonia (NH3) water
05/17/1989CN2037735U Granulator for ammonium-chloride monomer
05/10/1989CN1032745A Method of inhibiting adhesion of by-product inside duct in treatment of waste gas by electron beam irradiation
05/03/1989EP0313989A1 Method of inhibiting adhesion of by-product inside duct in treatment of waste gas by electron beam irradiation
03/1989
03/29/1989EP0308505A1 Method and device for flue gas treatment by irradiation with electron beams
02/1989
02/23/1989DE3724666C1 Process for the denitration of flue gas
11/1988
11/02/1988EP0289074A1 A process for producing fertilizer granules
11/02/1988CN88102293A Process for producing fertilizer granules
10/1988
10/19/1988EP0287141A1 Process for drying fertilizers containing moist granular ammonium or alkali
10/12/1988CN85100516B Manufacture technology of upgraded ammonium bicarbonate by phosphate addition
08/1988
08/16/1988US4764200 Application of finely divided dicyanodiamide onto ammonium-containing and sulfate-containing fertilizers
08/09/1988US4762546 From ammonium sulfate and urea or ammonium nitrate
06/1988
06/15/1988CN87213790U Fixing device for water coal tank
05/1988
05/10/1988US4743289 Lignosulfonate as granulation aid-particle hardener
05/04/1988CN85104656B 用于在土壤中保持氮的组合物配方和土壤的处理方法 Processing methods to keep nitrogen in the soil and soil composition formula for
01/1988
01/07/1988EP0250509A1 Process for producing nitrogen fertilizers.
12/1987
12/01/1987US4710300 Method for processing of organic materials containing nitrogen compounds
11/1987
11/05/1987WO1987006494A1 Method and device for flue gas treatment by irradiation with electron beams
09/1987
09/09/1987EP0235530A2 Plant food and method for its use
07/1987
07/29/1987EP0230299A1 Process for the application of fine-grained dicyandiamide powder onto fertilizers containing ammonium and sulphate groups
07/16/1987DE3600704A1 Granulated slow-release nitrogen fertiliser, and process for its preparation
06/1987
06/19/1987DE3544399A1 Verfahren zur herstellung von stickstoffduengern A process for preparing stickstoffduengern
06/18/1987WO1987003579A1 Process for producing nitrogen fertilizers
05/1987
05/27/1987EP0223276A1 A method of producing fertilizer granules containing urea and ammonium sulphate
05/05/1987CA1221278A1 Process for granulation of fertilizer materials
04/1987
04/15/1987CN86106555A Method of producing fertilizer granules containing urea and ammounium sulphate and similar granules
03/1987
03/04/1987EP0212543A2 Process for the preparation of products containing ammonium syngenite
02/1987
02/26/1987DE3529868A1 Process for the preparation of products containing ammonium syngenite
12/1986
12/24/1986CN85104656A Soil treating method and composition for conserving nitrogen in soil
12/10/1986CN85104430A Soil treating method and composition for conserving nitrogen in soil
12/03/1986EP0203464A1 Use of ammonium syngenite as a slowly active nitrogen fertilizer
07/1986
07/15/1986US4600558 Metal fibers
07/02/1986CN85100516A Manufacture technology of upgraded ammonium bicarbonate by phosphate addition
05/1986
05/20/1986US4589904 Granulation of crystalline by-product ammonium sulfate
04/1986
04/15/1986US4582524 Non-caking granular mineral fertilizer and process for its production
03/1986
03/10/1986CN85102791A Technology for processing dilute ammonia water in ammonium bicarbonate production
01/1986
01/02/1986EP0166421A2 Soil treating method and composition for conserving nitrogen in soil
01/02/1986EP0166419A2 Soil treating method and composition for conserving nitrogen in soil
12/1985
12/17/1985US4559076 Reducing ammonia volitilization using a nitrogen fertilizer and a group 1a or 2a metal salt
12/03/1985US4556536 With ammonium polyphoshate or thiosulfate, sodium nitrate, potassium nitrite, sodium thiosulfate or potassium thiosulfate
11/1985
11/26/1985CA1197110A1 Fertilizer compositions, processes of making them, and processes of using them
11/19/1985US4554004 Process for granulation of fertilizer materials
10/1985
10/01/1985CA1194335A1 Fertiliser and process for the production thereof
06/1985
06/18/1985US4523940 Soil treating method and composition for conserving nitrogen in soil
06/11/1985US4522642 Soil treating method and composition for conserving nitrogen in soil
03/1984
03/06/1984US4435341 Spray drying of aqueous solutions
01/1984
01/03/1984CA1159665A1 Noncaking mineral fertiliser and the production thereof
08/1983
08/16/1983US4398936 Process for the preparation of a granular NPK fertilizer and granular NPK fertilizers obtained by this process
08/09/1983US4397712 Digestion of lignin extract with aqueous solution of mild organic base
06/1983
06/14/1983US4388101 Non-pressure nitrogen carrier fertilizer solutions and dispersions and process of manufacture
11/1982
11/02/1982CA1134965A1 Method and equipment for processing of organic materials containing nitrogen compounds
10/1982
10/05/1982US4352688 Ammonia and ammonium acetate
09/1982
09/07/1982CA1131037A1 Gelated micronutrient fertilizers, process for their manufacture and their use for plant fertilization
07/1982
07/27/1982US4341535 Ammonium sulfate recovery process
07/14/1982EP0055921A2 Ammonium sulfate recovery process
06/1982
06/22/1982US4336051 Process for the production of a soil improving composition
05/1982
05/25/1982CA1124040A1 Granulating
03/1982
03/23/1982US4321079 Aqueous sulfur dispersion having reduced corrosive activity toward ferrous metal
03/23/1982US4321077 Method of preparation of multicomponent fertilizers
03/23/1982CA1120282A1 Process for the preparation of a granular npk fertilizer and granular npk fertilizers obtained by this process
03/16/1982US4319910 Polyoxyethylene glycols and trace elements in the form of chelate compounds
01/1982
01/12/1982US4310344 Method and apparatus for the adiabatic expansion of liquid anhydrous ammonia
12/1981
12/15/1981US4305748 Process for pelletizing or granulating ammonium sulfate
07/1981
07/07/1981US4277253 Granulating an aqueous dispersion of ammonium and potassium salts
05/1981
05/05/1981US4265653 Manganese micronutrient solutions
03/1981
03/31/1981US4259147 Pulping process
03/17/1981US4256691 Zinc or magnesium compounds in ammonia
02/1981
02/17/1981CA1095663A1 Pulping process
01/1981
01/21/1981EP0022536A1 Non-agglomerating granulated mineral fertilizer
09/1980
09/16/1980US4222993 Removal of noxious contaminants from gas
09/02/1980CA1084833A1 Process and apparatus for producing and using cold ammonia
07/1980
07/09/1980EP0013108A1 Improvements in and relating to granulation
07/09/1980EP0012807A1 Pastes of trace-element fertilizer, process for their manufacture and their use for plant fertilizing
07/01/1980US4210437 Liquid fertilizer for supply of sulfur, nitrogen and micronutrient metals
01/1980
01/23/1980EP0007132A1 Process for the preparation of a granular NPK fertilizer and granular NPK fertilizers obtained by this process
01/15/1980US4183738 Granulation process and products produced thereby
10/1979
10/09/1979CA1063778A1 Method of pan granulation
07/1979
07/17/1979CA1058406A1 Sulphuric acid treatment of wet jarosite residue
06/1979
06/26/1979CA1057304A1 Process for manufacture of isobutylidene diurea
05/1979
05/08/1979CA1054238A1 Control system for alumina reduction cells
04/1979
04/10/1979CA1052120A1 Fertilizer composition containing ferrous salt
01/1979
01/16/1979CA1046303A1 Animal waste odor treatment
01/09/1979CA1045844A1 Fertilizers containing growth activators for plants
09/1978
09/12/1978US4113462 Promotion of plant growth with compositions containing a dithiocarbamic acid derivative
08/1978
08/29/1978CA1037469A1 Soil conditioners and fertilizers from spent sulfite liquor
03/1978
03/21/1978US4080428 Process for the purification of flue and other waste gas
01/1978
01/31/1978US4071347 By-products of sulfation
01/17/1978US4069029 Process and apparatus for producing and using cold ammonia
12/1977
12/13/1977US4062890 From urea and isobutyraldehyde
06/1977
06/07/1977US4028087 Fertilizer processes incorporating scrubbed flue gas sludge byproduct
05/1977
05/03/1977US4021220 Fertilizer containing growth activators for plants
02/1977
02/15/1977US4008064 Method of pan granulation
02/08/1977US4007029 Fertilizer solution comprising a trace element in liquid ammonia
01/1977
01/11/1977US4002457 Soil conditioners and fertilizers from spent sulfite liquor
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