| Patents for C05F 9 - Fertilisers from household or town refuse (2,932) |
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| 07/23/1992 | DE4101039A1 Recovering useful substances from organic waste - using a combination of mechanical and biological liquefaction, used for treatment of bio:polymers in the liq. phase aid recovery of monomeric material |
| 07/22/1992 | EP0495315A1 Garbage processing vehicle |
| 07/22/1992 | CN1062895A Process of organic composition fertilizer |
| 07/16/1992 | WO1992013084A1 Process and equipment for the biological treatment of solid organic material |
| 07/16/1992 | CA2100081A1 Process and equipment for the biological treatment of solid organic material |
| 07/01/1992 | CN1062337A Method of manufacturing organic fertilizer and apparatus therefore |
| 06/17/1992 | EP0490005A1 Apparatus for the conversion of domestic waste |
| 06/03/1992 | EP0487600A1 Process and plant for producing heat treated growth substrate and manure. |
| 05/26/1992 | US5116760 Apparatus for manufacture of organic fertilizers |
| 05/19/1992 | US5114081 System for mechanically and biologically decomposing garbage |
| 05/13/1992 | EP0485358A1 Composting apparatus |
| 03/25/1992 | EP0476217A1 Apparatus for adding value to organic material |
| 03/25/1992 | EP0322424B1 Process for composting organic material and device for carrying out this process |
| 03/19/1992 | DE4029079A1 Disposing of hygienic cellulose waste, esp. from clinics - by treatment with acid to form cellulose ester paste, sepn. of solids, treatment with alkali and granulation to form fertiliser |
| 03/19/1992 | CA2051282A1 Process and installation for the utilization of organic substances |
| 03/04/1992 | EP0473533A1 A method of separating source-sorted organic domestic waste and other organic materials containing undesired foreign bodies |
| 03/04/1992 | CN1059068A Method for growing edible fungus by using traditional chinese herb medicine residues |
| 02/05/1992 | EP0274502B1 Means and process for improving and keeping soils and vegetable growth naturally healthy |
| 01/23/1992 | DE4021865A1 Hygienic compost prodn. with improved speed and efficiency - comprises microbial degradation of rotting waste with aeration and re-cyclisation of spent air |
| 12/19/1991 | DE4018810A1 Compositing rubbish, esp. household rubbish, contg. organic material - comprises compositing followed by compression using clamp in closed container |
| 12/10/1991 | US5071075 Composting |
| 11/27/1991 | EP0458136A2 Process for composting waste |
| 11/14/1991 | DE4021868A1 Process for composting wastes by microbial decomposition - comprises recycling air from the composting process during the initial phase to ensure rapid and reliable composting, even in winter |
| 11/14/1991 | DE4021867A1 Composting waste material microbially with passage of air - with control to yield max. amt. of carbon di:oxide per unit of time |
| 10/30/1991 | EP0454595A1 Process and apparatus for treating waste by means of vermicomposting |
| 10/27/1991 | WO1991016280A1 Method of manufacturing sterilized organic fertilizer and apparatus therefor |
| 10/27/1991 | CA2081446A1 Method of manufacturing sterilized organic fertilizer and apparatus therefor |
| 10/26/1991 | CA2040860A1 Process and facility for waste treatment by earthworm composting |
| 10/08/1991 | CA1290163C Procedure for composting various organic wastes and composter for implementing the procedure |
| 10/01/1991 | US5053124 Rotting-slab system |
| 09/25/1991 | CN1054760A Rare-earth composite fertilizer for forest |
| 09/18/1991 | CN1054580A Method for promoting plant growth |
| 09/11/1991 | CN1054413A Equipment and method of compost |
| 07/25/1991 | CA2008525A1 Aerobic composter stacker & bagger |
| 07/16/1991 | WO1991010631A1 Method and apparatus for composting organic refuse |
| 07/16/1991 | US5031796 Ventilating system for garbage containers |
| 07/16/1991 | CA2073348A1 Method and apparatus for composting organic refuse |
| 06/18/1991 | US5024770 Using contaminated groud water; bviodegradable material for agricultural products and clean refuse derived fuel |
| 06/11/1991 | CA2005069A1 Garbage disposal apparatus |
| 06/05/1991 | EP0429744A2 Process for producing pasteurized substrates and apparatus therefor |
| 05/24/1991 | CA2003786A1 Compost bin |
| 05/23/1991 | WO1991007365A1 Process and installation for manufacturing a pasteurized substrate |
| 05/23/1991 | CA2045633A1 Process and installation for manufacturing a pasteurized substrate |
| 05/22/1991 | EP0428015A2 Method and apparatus for producing organic based fertilizer in continuous process |
| 05/22/1991 | EP0428014A2 Method and apparatus for producing organic based fertilizer in a batch process |
| 05/08/1991 | DE3936641A1 Compressor for mushroom composite - consists of pivot mounted container with four compartments around empty space, with movable lid |
| 05/07/1991 | CA2025734A1 Method and apparatus for producing organic based fertilizer in a batch process |
| 05/07/1991 | CA2025031A1 Method and apparatus for producing organic based fertilizer in continuous process |
| 05/02/1991 | EP0425396A1 Method and device for treating waste in order to recover organic material |
| 04/30/1991 | CA1283632C Container for disposing waste |
| 04/28/1991 | CA2028308A1 Waste processing for organic matter recovery and apparatus for same |
| 04/23/1991 | US5009672 High pressure compression, anaerobic fermentation, screening |
| 04/17/1991 | EP0422258A1 Organomineral fertilizer and method for the manufacture thereof |
| 04/17/1991 | EP0422089A1 Composting apparatus for organic waste |
| 04/17/1991 | CN2075197U Processing equipmenet for living refuse mixed furtilizer |
| 02/17/1991 | WO1991002550A1 Process and plant for producing heat treated growth substrate and manure |
| 02/17/1991 | CA2064700A1 Process and plant for producing heat treated growth substrate and manure |
| 01/15/1991 | US4984561 Container for disposing waste |
| 11/29/1990 | DE3916866A1 Treatment of domestic waste, by sepg. into specified particle sizes - small particles are used as land fill, medium particles are composed with active sludge, larger particles are sorted to remove scrap metal |
| 11/28/1990 | CN1047339A Apparatus for stirring fermenter |
| 11/14/1990 | CN1010408B Method for producing multicomponent full-functional double-effect manure |
| 11/14/1990 | CN1010407B Process for operating a fermenter and apparatus for stirring the fermenter |
| 11/07/1990 | EP0395633A1 Composting plate system. |
| 11/06/1990 | CA1275956C Substrate for growing shiitake mushrooms |
| 10/18/1990 | DE3943501A1 Plant treatment compsn. for controlling specific fungi - contg. amino or carboxylic acid, nucleoside and vitamins |
| 10/17/1990 | CN2063940U Quick reaction apparatus for organic fertilizer |
| 10/10/1990 | EP0391753A1 Process and apparatus for aerating a moist, fermentable, organic product with treatment process control |
| 10/03/1990 | CN1045766A Use of calcium sulphate to improve fermentation of organic waste |
| 09/26/1990 | EP0388496A1 Process for producing humus |
| 09/19/1990 | EP0250475B1 Method and plant for the recovery of energy from waste and residues |
| 09/12/1990 | EP0386568A1 Garbage container with ventilation system |
| 09/12/1990 | EP0386221A1 Process for conversion of biomass |
| 07/11/1990 | CN1043691A Trace element fertilizer made from flyash and its productive method |
| 07/10/1990 | US4940338 Device for the mixing of compost |
| 06/28/1990 | WO1990006890A1 Container for disposing waste |
| 06/27/1990 | CN1008521B Process for making fermented fertilizer |
| 04/04/1990 | EP0361002A2 Container, especially a compost container |
| 03/22/1990 | WO1990002720A1 A composting device for toilet and kitchen waste |
| 03/21/1990 | EP0359250A2 Process for recycling and reutilizing waste, in particular solid urban waste |
| 03/08/1990 | WO1990002108A1 Process for conversion of biomass |
| 03/07/1990 | EP0356816A2 Process for the conversion of biomasses |
| 01/11/1990 | WO1990000162A1 Composting apparatus for organic waste |
| 12/20/1989 | EP0346642A1 Machine for shifting and overturning compost |
| 11/22/1989 | CN2047989U Mixing cylinder type agitator |
| 11/14/1989 | US4880586 Method for the treatment of animal excrements and sewage sludges |
| 10/26/1989 | DE3821028C1 Process for treating organic domestic refuse and refuse of similar composition |
| 10/17/1989 | US4874134 Solid waste processing facility and process |
| 10/04/1989 | CN1036006A Cultivation of jinzhengu and pinggu mushrooms with city refuse compost |
| 09/20/1989 | CN1035654A Rapid composting and formenting equipment and technology of city rubbish |
| 08/15/1989 | US4857458 Installation and plant for the recovery of energy from waste and residues |
| 07/27/1989 | DE3836608A1 Method and apparatus for removing at least one fraction from a mixture of valuable substances |
| 07/13/1989 | WO1989006223A1 Use of calcium sulphate to improve the fermentation of organic fertilizers |
| 07/05/1989 | EP0322831A1 Use of calcium sulphate to improve the fermentation of organic wastes |
| 06/14/1989 | CN1033376A Mixed spheroidization fertilizer of rubbish, night soil and inorganic fertilizer and key production technology thereof |
| 04/05/1989 | CN1032153A Method for making fermented fertilizer |
| 03/08/1989 | EP0305782A2 Method of and plant for recovering useful products from a mixture of solid waste |
| 02/22/1989 | EP0303652A1 Method and plant for composting. |
| 02/02/1989 | DE3724551A1 Process for the preparation of an organic/organic fertiliser |
| 01/03/1989 | US4795711 Fermentation of organic materials for producing heat and fertilizer |
| 12/28/1988 | EP0296645A1 Process for composting organic material and apparatus therefor |