| Patents for A01C 23 - Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks, sprinkling wagons (3,588) |
|---|
| 02/27/1991 | EP0414045A1 Agricultural field-crop sprayer |
| 02/26/1991 | US4995418 Fertilizer sprinkler apparatus |
| 02/19/1991 | US4993634 Programmable chemical application system |
| 02/13/1991 | EP0412472A1 Method and apparatus for oxygenating the soil |
| 02/07/1991 | DE3924841A1 Drill application of liq. manure - involves chassis with furrow shares of triangular duct cross=section |
| 01/29/1991 | US4987841 Coulter wheel assembly including applying dry or liquid fertilizer |
| 01/17/1991 | DE4021266A1 Liq. manure distributing machine - has central cylindrical distributor and has revolving flow meter feeding numerous tubes connected to spreaders |
| 01/17/1991 | DE3921833A1 Drill for applying liq. manure - achieves wide ground coverage using beams and share tips made of angle profiles |
| 01/16/1991 | EP0407440A1 Preparing mixed liquids. |
| 01/09/1991 | EP0406939A1 Apparatus for closing the upper part of a trench provided in pasture-land or farmland |
| 12/20/1990 | DE3930186A1 Dispenser for viscous fluids - uses slight pretension of supplied fluid to avoid clogging |
| 12/12/1990 | CN2067059U Needle for injecting aqueous fertilizer or pesticides preparation into soil |
| 12/04/1990 | US4974634 Liquid fertilizer metering system |
| 11/29/1990 | DE4015345A1 Optimum plant nutrition in culture substrate - by using water percolating through fertiliser mix in annular container |
| 11/27/1990 | CA1276797C Method for developing and increasing, resp. the fertility of soil |
| 11/22/1990 | EP0398445A1 Device for putting manure into the soil |
| 11/20/1990 | US4971248 Automatic lawn treatment device |
| 11/20/1990 | US4971091 Dispenser for irrigation chemicals with fail-safe antisiphon valve |
| 11/14/1990 | EP0396916A1 Device for distributing semi-liquid manure on a field |
| 10/31/1990 | EP0395173A1 Device for bringing liquids, as in particular liquid manure, below the surface into the ground |
| 10/22/1990 | WO1990012651A1 Spray nozzle |
| 10/02/1990 | US4960060 Fertilizer injector |
| 09/19/1990 | CN2062148U Fertilizer spreader |
| 09/18/1990 | US4957134 Fertilizer container for sprinkler system |
| 08/29/1990 | CN2061160U Multipurpose bucket |
| 08/22/1990 | EP0383633A1 Improvements in and relating to injection of animal manure slurry into soil |
| 08/21/1990 | US4949906 Convertible dispensing system |
| 08/14/1990 | US4947770 Coulter and fertilizer applicator linkage arrangement |
| 08/08/1990 | CN2060033U Agricultural liquid ammonia spraying, manuring compound device |
| 07/24/1990 | US4942833 Turf treating process and apparatus |
| 07/17/1990 | US4941616 Low metering rate liquid dispenser |
| 07/17/1990 | CA1271667A1 Applicator and grain drill shank |
| 06/28/1990 | DE3843418A1 Device for sucking up liquid |
| 06/19/1990 | US4934287 Subterraneous injector |
| 06/12/1990 | CA1270154A1 Blade shank assembly used in a fertilizer applicator assembly |
| 06/05/1990 | USRE33226 Blade shank assembly used in a fertilizer applicator assembly |
| 05/30/1990 | EP0370593A2 Soil chemical sensor and precision method for determining the amount of agricultural chemicals |
| 05/09/1990 | CN2056804U Deep fertilizing device for chemical fertilizer |
| 04/24/1990 | US4919060 Spoked wheel fertilizer injector |
| 04/17/1990 | US4917304 Automatic controller for injection of additives into irrigation water |
| 04/05/1990 | WO1990003329A1 Additive delivery system |
| 03/27/1990 | CA1267043A1 Applicator device |
| 03/14/1990 | EP0358281A2 Liquid manure injector |
| 03/14/1990 | CN2054258U Pouring unit |
| 03/13/1990 | US4907618 Dispenser for irrigation chemicals |
| 03/13/1990 | US4907516 Pulsed injection into the ground of liquid fertilizer |
| 02/27/1990 | US4903618 Soil injection system |
| 02/20/1990 | US4901890 Watering system automatic additive dispenser kit |
| 02/14/1990 | CN2052596U Chemical fertilizer deep spreader for paddy field |
| 02/13/1990 | US4899672 Method and arrangement for sowing individual seeds in a furrow made by a ploughshare |
| 02/06/1990 | US4898202 Fertilizer container for sprinkler system |
| 01/31/1990 | EP0352865A2 Device for cutting grooves in the ground |
| 01/23/1990 | US4895303 Sprinkler system fertilization regulator |
| 01/18/1990 | DE3824656A1 Injection instrument for introducing nutrient granulate into the soil |
| 01/17/1990 | CN1038742A Present tube for top dressing fruit tree |
| 12/20/1989 | CN1006115B Nozzle for applying manure |
| 11/21/1989 | US4881568 Irrigation chemical dispenser |
| 11/15/1989 | CN2047479U Automatic drip irrigator for plant |
| 11/08/1989 | EP0340615A1 Apparatus for spraying liquid manure |
| 11/07/1989 | US4878614 Programmable fertilizer application system |
| 11/02/1989 | WO1989010050A1 Apparatus for mixing and dispensing liquids |
| 10/25/1989 | EP0339008A1 Device for controlling the flow of viscous fluids |
| 10/10/1989 | US4872412 Fertilizer injecting implement and method |
| 10/10/1989 | US4872411 Applicator device |
| 10/04/1989 | CN2045179U Deep injecting and applying machine for chemical fertilizer solution |
| 10/03/1989 | US4870991 Lawn sprinkler fertilizer device |
| 10/03/1989 | CA1262080A1 Liquid fertilizer applicator |
| 09/21/1989 | WO1989008390A1 Preparing mixed liquids |
| 09/19/1989 | US4867192 Apparatus for controlling irrigation water pH for golf courses |
| 09/06/1989 | CN2043820U Inject sprayer for soil |
| 08/30/1989 | CN2043445U Syringe for injecting the liquid manure into the soil and the liquid agricultural chemical into plant body |
| 08/22/1989 | US4859157 Device for injecting fertilizer or other chemicals into a pipeline |
| 08/16/1989 | EP0327534A1 Mobile fertilizer distributor |
| 07/26/1989 | CN2041483U Liquid chemical fertilizer deep manuring unit |
| 07/25/1989 | US4850291 Movable type of device for fertilizing the soil by piercing a nozzle into the same |
| 07/12/1989 | EP0174944B1 Method for developing and increasing, resp. the fertility of soil |
| 07/11/1989 | US4846403 Watering system automatic additive dispenser |
| 07/05/1989 | EP0322941A2 Liquid manure injector |
| 07/05/1989 | EP0322939A1 Device for injecting fertilizer or other chemicals into a pipeline |
| 06/28/1989 | CN2039903U Gun type electric sprayer |
| 06/13/1989 | US4838297 Apparatus for injecting a fluid into a network |
| 05/02/1989 | US4825959 Fertilizer system |
| 04/12/1989 | CN2035556U Semi-automatic chemical fertilizer deep spreader for rice |
| 04/05/1989 | CN2035166U Liquid chemical fertilizer deep distributor |
| 04/05/1989 | CN2035165U Deep fertilizer distributor for chemical fertilizer |
| 03/30/1989 | DE3730552A1 Method and device for watering with fertiliser in homes, businesses or the like |
| 03/21/1989 | CA1251358A1 Liquid flow indicator for farm implements |
| 02/28/1989 | US4807545 Technique for loosening, aerating and fertilizing soil plant roots |
| 02/28/1989 | US4807544 Apparatus and method for subsurface injection of agrochemicals |
| 01/31/1989 | US4800827 Apparatus and improved method for dispensing matter into the ground |
| 01/25/1989 | CN2031196U Fertilizer spreader for crops additional manuring |
| 01/25/1989 | CN2031195U Fertilising liquid deeply distributing device |
| 01/24/1989 | CA1249181A1 Anhydrous knife |
| 01/19/1989 | DE3823248A1 Apparatus for the preparation and/or discharge of liquid spraying material |
| 01/18/1989 | EP0299781A2 Self-contained apparatus for admixing a plurality of liquids |
| 12/15/1988 | DE3717514A1 Appliance for the stench-free discharge of liquid manure by direct evenly distributing introduction into the ground |
| 12/13/1988 | US4790454 Self-contained apparatus for admixing a plurality of liquids |
| 12/08/1988 | DE3819679A1 Apparatus for introducing liquid, gaseous and solid substances into any desired spaces |
| 11/17/1988 | EP0290451A1 Device for injecting a fluid into a network |
| 10/26/1988 | EP0288173A1 Ground channeling apparatus |