| Patents for C05F 17 - Preparation of fertilisers characterised by the composting step (8,976) |
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| 01/22/1985 | US4495290 Apparatus for composting |
| 01/22/1985 | US4494975 Composing compositions |
| 01/16/1985 | EP0131319A1 Process and installation for anaerobic digestion |
| 01/02/1985 | CA1180201A Compost processing machine |
| 12/27/1984 | EP0129520A2 A modular element plant for degrading organic wastes by means of earth-worms |
| 11/21/1984 | EP0125321A1 Process and apparatus appropriate for the aerobic fermentation of organic materials |
| 11/20/1984 | US4483704 Method for composting sludge |
| 11/14/1984 | EP0125073A2 Straw decomposition process |
| 11/13/1984 | US4482633 Method and apparatus for aerobic decomposition of organic solids |
| 10/23/1984 | US4478520 Compost turning and shredding apparatus |
| 10/17/1984 | EP0122251A1 Compost silo |
| 10/09/1984 | US4475450 For turning over the compost in an initial pile |
| 07/31/1984 | US4462695 For processing waste material on a large scale |
| 07/11/1984 | EP0112996A2 Process for production of an organic agricultural fertilizer and fertilizer obtained by said process |
| 07/03/1984 | US4457630 Compost processing machine |
| 05/08/1984 | CA1166863A1 Method for the anaerobic digestion of solid organic material |
| 03/13/1984 | US4436817 Method and apparatus for aerobic decomposition or drying of organic waste material |
| 02/21/1984 | US4433055 Successive aeration cells and transferring means to move refuge through cells |
| 01/18/1984 | EP0098753A1 Process of utilising animal and vegetable waste |
| 01/04/1984 | EP0097217A1 A method and apparatus for composting waste |
| 12/13/1983 | US4420320 Method of biologically drying waste material |
| 11/30/1983 | EP0095143A2 Process for the biological conservation of organic material in waste water sludge and manure |
| 11/16/1983 | EP0094094A1 Double-walled composting device |
| 11/08/1983 | US4414335 Decomposing organic wastes |
| 11/02/1983 | EP0092882A1 A one-step process for the controlled anaerobic fermentation of the organic fraction of municipal solid waste |
| 10/25/1983 | US4411682 Process and apparatus for producing compost |
| 10/19/1983 | EP0091495A1 Apparatus for transforming liquid and solid waste and biodegradable mud/slime into fertilizer, using earth worms |
| 10/18/1983 | US4410349 Compost air injection and evacuation system |
| 10/18/1983 | US4410348 Method for composting |
| 10/18/1983 | US4410142 Method and apparatus for composting waste |
| 10/18/1983 | CA1155313A1 Controlled sludge composting system |
| 10/05/1983 | EP0090754A1 Process for the accelerated and guided aerobic composting of vegetal matter and/or manure, particularly sugar plant wastes, and device for carrying out this process |
| 10/05/1983 | EP0090091A1 Process for accelerating the rotting of straw and other harvest residues, and their incorporation in the organic soil matter, thereby simultaneously enhancing the activity of the soil |
| 08/23/1983 | US4400195 Formation of methane and carbon dioxide |
| 08/17/1983 | EP0085757A1 Process for eliminating gaseous, volatile and/or liquid polluting substances contained in waste gases |
| 08/09/1983 | US4397674 Material treatment and windrowing apparatus |
| 08/09/1983 | CA1151784A1 Method and apparatus for aerobic decomposition or drying of organic waste material |
| 08/03/1983 | EP0085000A1 Apparatus for composting elements of different origins by aerobic fermentation |
| 08/02/1983 | US4396292 Windrowing-type composting apparatus |
| 07/12/1983 | US4392881 Continuous, efficient |
| 05/24/1983 | US4384878 Method and apparatus for composting compostable organic materials such as organic wastes and strongly aqueous fossile materials |
| 05/24/1983 | US4384877 Method and apparatus for aerobic decomposition or drying of organic waste material |
| 04/05/1983 | US4378886 Decomposition apparatus with reversible removal conveyor |
| 02/22/1983 | US4374804 Mixing sludge with compositing agent, layering in and conveying through silos while aerating mixture |
| 02/16/1983 | EP0045778A4 Composting system and its use in scrubbing gas effluvia. |
| 02/15/1983 | US4374199 Using a magnetotactic bacteric in digester |
| 02/08/1983 | CA1140879A1 Anaerobic digester for organic waste |
| 01/19/1983 | EP0069897A2 Compost processing machine |
| 12/08/1982 | EP0066220A1 Composting apparatus |
| 11/25/1982 | WO1982004039A1 Collecting containers such as compost containers or compost silos |
| 11/24/1982 | EP0065495A1 Procedure for the forced maturing of the organic substances in compost |
| 11/10/1982 | EP0064257A1 Putrefaction plant |
| 11/09/1982 | US4358540 Composting apparatus |
| 11/02/1982 | CA1134965A1 Method and equipment for processing of organic materials containing nitrogen compounds |
| 10/05/1982 | US4352888 Composting |
| 09/29/1982 | EP0060997A1 Process and device for the aerobic putrefaction and composting of organic masses and simultaneous recuperation of utilisable warmth |
| 09/22/1982 | EP0060410A1 Machine for transformation and aeration, and plant for composting domestic wastes |
| 09/21/1982 | US4350588 Biological fermentation device |
| 09/15/1982 | EP0060229A2 Machine for activating organic material in ripening floors |
| 09/08/1982 | EP0059340A1 Garden composting |
| 08/25/1982 | EP0008601B1 Compost making apparatus |
| 08/10/1982 | US4343907 From residues from wine-making |
| 08/03/1982 | US4342650 Organic sludge-energy recycling method |
| 06/01/1982 | CA1124540A1 Method and apparatus for composting sludge |
| 04/28/1982 | EP0050153A1 System for converting waste materials into useful products |
| 04/27/1982 | US4326874 Process and apparatus for preparing compostable material |
| 04/01/1982 | WO1982000999A1 Method for manufacturing high value manure and useful by-products |
| 03/02/1982 | US4317671 Process of composting refuse or refuse/sewage sludge mixtures by thermal retting |
| 02/17/1982 | EP0045778A1 Composting system and its use in scrubbing gas effluvia |
| 01/26/1982 | CA1117042A1 High nitrogen and phosphorous content biomass produced by treatment of a bod containing material |
| 01/20/1982 | EP0043813A1 Process for producing compost |
| 01/19/1982 | US4311511 Method for producing high-grade fertilizer |
| 01/19/1982 | US4311510 Method for producing high-grade fertilizer |
| 01/19/1982 | CA1116426A1 Plant for transforming into a fertilizer, or compost, organic materials which are contained in town solid waste |
| 12/22/1981 | US4306686 Compost treatment apparatus |
| 12/16/1981 | EP0041933A1 A method of bringing gases into contact with compostible material or partially composted material, and an arrangement for carrying out the method |
| 11/24/1981 | US4302546 Organic waste converter |
| 11/24/1981 | US4302236 Thermophilic bacteria-phase degradation to remove inorganic acid(forming) constituents |
| 11/18/1981 | EP0040147A2 Compost made of organic residues, process for making it and apparatus for putting the process into operation |
| 10/29/1981 | WO1981003029A1 System for converting waste materials into useful products |
| 10/14/1981 | EP0037612A1 A method for the anaerobic conversion of solid organic material |
| 09/22/1981 | US4290703 Windrowing type composting apparatus |
| 09/08/1981 | US4288241 Method and apparatus for composting sludge |
| 09/08/1981 | CA1108403A1 Fuel from composting solid organic wastes |
| 09/03/1981 | WO1981002394A1 Composting system and its use in scrubbing gas effluvia |
| 07/23/1981 | WO1981002011A1 Process for producing compost |
| 06/23/1981 | US4274838 Anaerobic digester for organic waste |
| 06/09/1981 | US4272489 Device for composting refuse and sewage slurry |
| 06/02/1981 | CA1102455A1 Device for preparation and hygienisation of refuse or refuse-clarified sludge mixtures by means of composting |
| 05/12/1981 | US4267049 Comprising hydrolysis by enzymes and enzyme-producing microorganisms |
| 05/06/1981 | EP0028194A1 Process and device for composting fermentable materials |
| 04/15/1981 | EP0026767A1 Use of grape marc to start and accelerate the aerobic decomposition of wastes. |
| 04/08/1981 | EP0026619A1 Anaerobic digester for organic waste |
| 04/08/1981 | EP0026440A1 Method of drying solid refuse biologically |
| 03/10/1981 | US4255389 Apparatus for rapid machine composting of sewage sludge |
| 02/17/1981 | CA1096062A1 Waste material digesters |
| 02/17/1981 | CA1096061A1 Methods of and apparatus for aerobic decomposition of organic solids |
| 02/10/1981 | US4249929 Method of digesting organic wastes |
| 01/07/1981 | EP0021064A1 Method for composting |
| 12/30/1980 | CA1092730A1 Process for the continuous treatment of wet sludge from a sewage treatment plant |