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