| Patents for C05F 3 - Fertilisers from human or animal excrements, e.g. manure (3,247) |
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| 07/01/1993 | DE4142253A1 Avoiding development of odour in drying metabolic waste - esp. stable manure or sewage sludge by mixing with soft lignite activated by very fine comminution and/or potassium chloride |
| 06/23/1993 | CN1073418A Method for preparing stinkless fertilizer or feed additive with chicken droppings |
| 06/09/1993 | CN1073048A High efficiency energy conversion and treatment of organic waste |
| 06/06/1993 | CA2061431A1 Process for pig slurry |
| 06/03/1993 | DE4139682A1 Reducing ammonia emission from animal and human sewage - by adding organic acid contg. material obtd. from silo biomasses |
| 05/18/1993 | US5212077 Method for the synthesis of organic compounds from manure |
| 05/12/1993 | CN2132747Y Treatment device for transforming human and raise night soil and urine into liquid fertilizer |
| 05/06/1993 | DE4232872A1 Organic mineral fertiliser esp. suitable for desert and plain - uses waste from coal mining and processing mixed with waste from animal husbandry or sewage clarification plants |
| 04/28/1993 | EP0538561A1 Process for the obtention of humus from wastes such as semi-liquid manure or sewage sludge without emission of ammonia |
| 04/27/1993 | CA1316634C Composting device for toilet and kitchen waste |
| 04/15/1993 | DE4212196A1 Low emission waste free treatment of agricultural by prods. - by continuous prodn. including solids sepn. filtration and reverse osmosis, with recycling of water |
| 04/15/1993 | DE4134005A1 Prodn. of retarding fertiliser from excrement - involves addn. of hydraulic binding medium forming excrement into processable particles |
| 04/14/1993 | EP0536149A1 Method of manufacturing sterilized organic fertilizer and apparatus therefor |
| 04/07/1993 | EP0535544A1 Process for treating sewage |
| 03/25/1993 | DE4131296A1 Verfahren und apparatur zur aufbereitung von tierexkrementen, guelle und jauche Method and apparatus for treatment of animal excrement, liquid manure |
| 03/23/1993 | US5196043 Delayed, exothermic, alkaline sterilization method for treating wastewater sludges |
| 03/21/1993 | WO1993006063A1 Method and installation for processing animal excrement and liquid manure |
| 03/21/1993 | CA2096644A1 Method and installation for processing animal excrement and liquid manure |
| 03/17/1993 | EP0531832A1 A stirring and composting apparatus |
| 03/16/1993 | US5194122 Method for recovering volatile, organic compounds from manure |
| 03/10/1993 | EP0530826A1 Process for dewatering of sludge and use of the dewatered concentrated product as soil improver and fertiliser |
| 03/09/1993 | US5192428 Portable system for treating human waste |
| 03/03/1993 | EP0408547B1 Process for the production of fertiliser |
| 02/24/1993 | CN1069308A Portable system for treating human maste |
| 02/09/1993 | US5185087 Method of concentrating and deodorizing ruminant waste |
| 02/04/1993 | WO1993002023A1 Fertiliser |
| 02/04/1993 | WO1993001711A1 Method and installation for processing pig manure into protein forage and biohumus |
| 02/03/1993 | EP0525088A1 Concentrated nutrient for fungus cultivation and process for making it |
| 01/21/1993 | WO1993001149A1 A composting method, composting apparatus and method and apparatus for delivering microwave energy to layered material |
| 01/21/1993 | CA2112662A1 A composting method, composting apparatus and method and apparatus for delivering microwave energy to layered material |
| 01/07/1993 | WO1993000302A1 Method for fermentation of especially highly viscous substrates and means for blending air into the substrate |
| 01/07/1993 | DE4121223A1 Manure processing - has separation of fluid and solid contents with drying chamber for solids and particle separation from fluid with recirculating air systems |
| 01/06/1993 | CN1067645A Physico-chemical catalystic, fermentative deodorizing method for nightsoil in city |
| 12/30/1992 | EP0520009A1 Methods for processing manure and a device therefor |
| 12/23/1992 | CN1067234A Method for organic waste disposal, process for preparing ferment and usage |
| 12/17/1992 | DE4119504A1 Solid mineral-organic fertiliser providing convenient disposal of excess manure - consists of gypsum mixed with animal and/or human faeces and/or urine which is then dried |
| 12/15/1992 | US5171690 Composting device for toilet and kitchen waste |
| 11/26/1992 | WO1992018442A3 Portable system for treating human waste |
| 11/12/1992 | DE4114667A1 Animal waste processing - by collecting methane gas from manure container as fuel and manure is spun and drying while steam is condensed and returned to water supply |
| 11/05/1992 | DE4114370A1 Compsns. for treating farmyard slurry |
| 11/04/1992 | CN1065856A Granular organic and inorganic fertilizer |
| 10/21/1992 | EP0508997A1 Toilet seat. |
| 10/19/1992 | WO1992018442A2 Portable system for treating human waste |
| 10/19/1992 | CA2102219A1 Portable system for treating human waste |
| 10/14/1992 | EP0508024A1 Process for the treatment of effluents and installation for carrying out the process |
| 10/14/1992 | EP0508023A1 Process for the treatment of effluents and installation for carrying out the process |
| 10/14/1992 | EP0507793A1 Composting toilet. |
| 09/30/1992 | EP0506139A1 Method for manufacturing of organic fertilizers |
| 09/23/1992 | CN2116693U Steel cable type separator for excrement and urine |
| 09/23/1992 | CN2116692U Radial flow type separator for excrement and urine |
| 09/23/1992 | CN1064620A Deodorizer for toilet |
| 09/17/1992 | WO1992015540A1 Process for separate treatment and disposal of mixtures of solid and liquid organic waste materials |
| 09/17/1992 | CA2104791A1 Process for separate treatment and disposal of mixtures of solid and liquid organic waste materials |
| 09/15/1992 | WO1992016461A1 Method for the treatment of the sewages and respective plant |
| 09/15/1992 | CA2099383A1 Method for the treatment of the sewages and respective plant |
| 09/02/1992 | EP0500903A1 Dry rotating compost toilet. |
| 08/19/1992 | EP0499261A1 Continuous process for the preparation of fertilizers from animal waste |
| 08/14/1992 | CA2061098A1 Continuous process for the preparation of fertilizers from animal waste |
| 08/12/1992 | EP0498337A1 Process for liquid manure disposal |
| 08/12/1992 | EP0498084A1 A method for processing manure |
| 08/06/1992 | WO1992012944A1 A method of and an apparatus for separating liquid manure into a thick slurry phase with high dry matter content and an aqueous phase with desired - high, moderate or low - n-content |
| 08/06/1992 | CA2060528A1 Method for dehydrating human-waste disposal materials |
| 07/22/1992 | CN1062895A Process of organic composition fertilizer |
| 07/16/1992 | DE4100546A1 Solidification of liq. manure - by mixing with urea and formaldehyde soln., acidifying gelling and irradiating with microwaves to effect syneresis |
| 07/16/1992 | DE4100480A1 Arrangement with ejector nozzle |
| 07/15/1992 | EP0464193A4 Treatment of piggery effluent |
| 07/14/1992 | US5129993 Method for treating manure |
| 07/01/1992 | CN1062337A Method of manufacturing organic fertilizer and apparatus therefore |
| 06/25/1992 | DE4041501A1 Composting organic material by agglomeration - using mixt. of compost raw material and compost |
| 06/17/1992 | EP0490859A1 Process for obtaining a solid product from liquid manure |
| 06/11/1992 | WO1992010444A1 System and method for composting feces and treating urine |
| 06/11/1992 | CA2097335A1 System and method for composting feces and treating urine |
| 06/10/1992 | EP0489158A1 Method and apparatus for making organic fertilizer |
| 06/03/1992 | EP0487600A1 Process and plant for producing heat treated growth substrate and manure. |
| 06/03/1992 | EP0487574A1 Process and device for processing materials from which methane and other chemicals, being harmful to the environment, may escape |
| 06/02/1992 | US5118337 Acidification, dehydration and granulation |
| 06/02/1992 | US5118336 Process for valorizing liquid manure from pigs and device for implementing such methods |
| 05/29/1992 | WO1992008674A1 A method for treating an organic substance |
| 05/27/1992 | EP0486932A1 Biological soil improvement material for agricultural purposes and method of producing same |
| 05/26/1992 | US5116761 Apparatus for preparing compost from manure by fermentation |
| 05/26/1992 | US5116760 Apparatus for manufacture of organic fertilizers |
| 05/21/1992 | DE4036812A1 Removal of ammonia from aq. solns. from liq. manure work up - by reacting aq. solns. of nitrogen cpds. with high mol. acids, but sepg. the reactants with semipermeable membrane |
| 05/20/1992 | EP0486140A1 Anaerobic digester |
| 05/13/1992 | EP0484867A1 Process for the utilization of organic wastes for producing biogas and agricultural products |
| 04/23/1992 | DE4033509A1 Converting liq. animal manure or condenser water to dry prod. - by mixing with uronic acid, ground straw, crushed rock and gypsum, then heating |
| 04/15/1992 | EP0480030A1 Method and apparatus for composting mixture of livestock excretion and barn mat |
| 04/15/1992 | CN1060279A Waste water treatment and utilization technology for pig farm |
| 04/08/1992 | CN1060086A Method for producing complex fertilizer from night soil |
| 04/06/1992 | CA2052190A1 Anaerobic digester |
| 04/02/1992 | WO1992004851A1 Dry rotating compost toilet |
| 03/18/1992 | EP0474992A2 Process for treating manure generated by intensively-reared livestock, especially of pigs, cattle and poultry and controlled release fertilizer obtained by this process |
| 03/18/1992 | EP0303632B1 Fertilizer containing fungus mycelium and process for producing the same |
| 03/17/1992 | US5096579 Anaerobic digester |
| 03/11/1992 | EP0473889A2 A plant for the treatment of animal dejections |
| 03/11/1992 | CN1059331A Method for deodorising dung and urine of breeding animals |
| 03/05/1992 | DE4027581A1 Continuously processing animal excrement esp. liq. manure - by mechanical sepn. of solid and liq., addn. of flocculant, precipitant and reactant to liq., and then flotation |
| 03/04/1992 | EP0473533A1 A method of separating source-sorted organic domestic waste and other organic materials containing undesired foreign bodies |
| 03/03/1992 | US5093262 Method and apparatus for producing organic fertilizer with the use of nitrogen fixing bacillus |
| 02/12/1992 | EP0470112A1 Process for obtaining a solid fertilizer product from liquid manure |
| 02/06/1992 | WO1992001922A1 POSTCOMBUSTION GAS TREATMENT SYSTEM AND PROCESS WITH NOx CONVERSION |