| Patents for C05F 17 - Preparation of fertilisers characterised by the composting step (8,976) |
|---|
| 12/10/1980 | EP0019898A1 Process for preparing a storage-stable and biologically active soil improving agent |
| 12/02/1980 | US4236910 Method of biologically decomposing organic material, and apparatus for carrying out the method |
| 10/28/1980 | US4230676 Composting apparatus |
| 10/21/1980 | US4229202 Wastewater treatment with ultraviolet disinfection and increased capacity |
| 10/07/1980 | US4226832 Devices for fermentation of organic refuse and slurries |
| 10/02/1980 | WO1980002022A1 Compost for the preparation of a rich manure,process for the preparation thereof and application thereof |
| 09/09/1980 | US4221571 Solar heated anaerobic digestor |
| 08/12/1980 | US4217219 Sewage delivery and filtration system |
| 08/05/1980 | CA1083058A1 Methane production process by waste fermentation |
| 07/29/1980 | US4215201 Plant for transforming town solid waste into a fertilizer |
| 07/08/1980 | US4211545 Method and apparatus for preparing high grade fertilizer |
| 07/08/1980 | US4211033 Plant support and compost enclosure |
| 05/28/1980 | EP0011103A2 Process and apparatus for the manufacture of compost material by aerobic composting and desinfecting of mixed town refuse |
| 05/27/1980 | US4204959 Apparatus for the treatment and composting of biological waste |
| 05/27/1980 | US4204958 Method and apparatus for treatment of sludge |
| 05/27/1980 | US4204842 Methane-producing bacteria |
| 05/20/1980 | US4203755 Method of and apparatus for treating waste materials |
| 05/20/1980 | US4203376 Treatment of waste |
| 05/13/1980 | CA1077289A1 Process for converting waste material into compost |
| 04/29/1980 | CA1076720A1 Method and apparatus for composting refuse/sewage sludge mixtures |
| 03/25/1980 | US4194320 Plant growing unit |
| 03/19/1980 | EP0008601A1 Compost making apparatus |
| 03/11/1980 | US4192848 Pollution control |
| 03/04/1980 | US4191647 Filtration system for household sewage |
| 03/04/1980 | US4191643 Method for the mechanical preparation of organic wastes in a biological digestion process |
| 01/22/1980 | US4184892 Toable roof supported by pressurized gas, hermetic sealing, oxygen-free, spraying with water |
| 01/22/1980 | US4184269 Apparatus for aerating organic waste material |
| 10/02/1979 | US4169878 Helical composter |
| 09/25/1979 | US4168915 Rotary drum |
| 09/19/1979 | EP0004094A2 Apparatus for preparing composting material |
| 09/04/1979 | US4166835 For production of liquid fertilizer and methane from organic wastes |
| 07/24/1979 | US4162153 High nitrogen and phosphorous content biomass produced by treatment of a BOD-containing material |
| 07/03/1979 | US4159944 Chelation of heavy metals from fertilizers |
| 06/05/1979 | CA1056074A1 Composting of bulky wastes |
| 06/05/1979 | CA1056073A1 Composting process and device |
| 05/29/1979 | CA1055269A1 Device for preparation of earth improving substances from organic waste |
| 05/03/1979 | WO1979000216A1 Compost making apparatus |
| 04/10/1979 | US4148154 Composite horticultural system |
| 03/27/1979 | US4146382 Aeration by forming tunnels |
| 02/13/1979 | US4139640 Method of effecting the aerobic thermophilic decomposition of organic waste materials |
| 02/06/1979 | US4138333 Waste material digesters |
| 01/30/1979 | US4137062 Sewage treatment |
| 01/23/1979 | US4135908 Method of and apparatus for aerobic decomposition of organic solids |
| 01/23/1979 | US4135907 By-products of papermaking, nitrogenous material, aerobic digestion |
| 01/16/1979 | US4134749 Organic waste material digestion apparatus and system |
| 01/16/1979 | CA1046660A1 Process and apparatus for rapid composting of organic waste |
| 01/02/1979 | US4132638 Aerobic, thermophilic degradation with enzyme addition |
| 11/14/1978 | US4125394 Compost bin with slideable panels |
| 11/14/1978 | CA1042225A1 Process for conditioning sewage sludge |
| 08/22/1978 | US4108625 Method of, and apparatus for producing fertilizer by utilizing earthworms |
| 08/22/1978 | US4108609 Compost container |
| 08/08/1978 | US4105412 Portable compost container |
| 08/01/1978 | US4104048 Manure treating process |
| 05/09/1978 | US4088103 Atomizing device |
| 02/07/1978 | US4072494 Method and device for the wet composting of organic sludge |
| 01/10/1978 | US4067504 Compost machine |
| 12/13/1977 | US4062770 Or sewage sludge |
| 12/06/1977 | US4060945 Compost bin |
| 11/29/1977 | US4060390 Apparatus for producing composts |
| 10/11/1977 | US4053394 Process for separating and converting waste into useable products |
| 09/27/1977 | US4050917 Or into fertilizers or soil improving agents |
| 09/06/1977 | US4046551 Organic digester apparatus and method |
| 08/16/1977 | US4042219 Mechanical aerobic composter |
| 08/09/1977 | US4040810 Bioreduction of manure, fly larvae |
| 06/28/1977 | US4032318 Microorganisms, enzymes, proteins and carbohydrates |
| 06/07/1977 | US4028189 Procedure and device for rapid composting of organic waste |
| 04/26/1977 | US4019723 Manure treatment apparatus and process |
| 09/28/1976 | US3982772 Apparatus for turning compost silo |
| 06/29/1976 | US3966415 Aerobic/anaerobic composting device |
| 06/15/1976 | US3963470 Process for treating decomposable organic waste materials |
| 06/01/1976 | US3960718 Method and apparatus for treating liquid sewage and waste |
| 06/01/1976 | US3960537 Method of processing refuse and/or sludge and a plant for carrying out the method |
| 05/25/1976 | US3959125 Treatment and disposal of sewage sludge |
| 04/20/1976 | US3951294 Container for compost decomposition |
| 03/30/1976 | US3947357 Organic waste disposal device |
| 01/27/1976 | US3934999 Composting method and apparatus |