| 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) |
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| 07/29/1980 | US4214609 Apparatus for dividing gravity flow liquid stream |
| 07/08/1980 | US4211368 Device for aerating and chemically activating shower water |
| 07/08/1980 | US4211175 Agricultural implements |
| 07/08/1980 | CA1081023A1 Subsoil tillage tooth |
| 06/03/1980 | US4205615 Self-aligning swivel clamp |
| 05/13/1980 | US4202498 Liquid distributing apparatus and in particular a fertilizer or insecticide sprayer |
| 05/13/1980 | US4202283 Process and apparatus for distributing cold ammonia |
| 05/06/1980 | US4201142 Ammonia applicator blade |
| 04/08/1980 | US4196677 Anhydrous converter and implement for applying ammonia to the ground |
| 02/12/1980 | US4187988 Manure spreader paddle attachment |
| 01/15/1980 | CA1069857A1 Method and apparatus for home production and application of nitrogen fertilizer |
| 12/18/1979 | US4178860 Soil treatment liquid injection device |
| 10/16/1979 | US4170948 Apparatus for injecting fluid in soil |
| 10/16/1979 | CA1064435A1 Liquid manure spreader |
| 10/02/1979 | US4169420 Root feeder |
| 09/25/1979 | US4168801 Discharge assembly for liquid manure spreader |
| 08/28/1979 | US4165759 Delivering measured quantities of liquid into a fluid |
| 07/24/1979 | CA1059177A1 Spreading and distributing mechanism for a manure spreader |
| 06/19/1979 | CA1056610A1 Flexible multilayer tubular structure for irrigation and process for its preparation |
| 05/15/1979 | US4154258 Apparatus for introducing ingredients, especially plant treating substances, into a stream of water |
| 05/08/1979 | CA1053985A1 Trailer for farm tractors with driven member powdered by p.t.o. |
| 05/08/1979 | CA1053984A1 Liquid manure system |
| 05/01/1979 | US4152215 Apparatus for controlling pH of culture solution for a living organism |
| 05/01/1979 | CA1053620A1 Slinger spreader |
| 05/01/1979 | CA1053514A1 Soil cultivating implements |
| 03/20/1979 | CA1050940A1 Liquid sludge disposal |
| 02/27/1979 | US4141676 Pump for soil fumigant |
| 02/27/1979 | US4141301 Cultivator and liquid fertilizer blade |
| 02/27/1979 | CA1049384A1 Implements for distributing liquids containing undissolved solids |
| 02/13/1979 | US4139159 Flexible multilayer tubular structure for irrigation and process for its preparation |
| 02/13/1979 | CA1048349A1 Injector for soil treating liquids |
| 01/30/1979 | CA1047254A1 Apparatus for introducing ingredients, expecially plant treating substances, into a stream of water |
| 01/02/1979 | US4132181 Fertilizer applying knife assembly |
| 01/02/1979 | CA1045383A1 Herbicide applicator |
| 12/19/1978 | CA1044668A1 Liquid distributing apparatus and in particular a fertilizer or insecticide sprayer |
| 12/12/1978 | US4129082 Earth working and fluid distribution apparatus |
| 11/28/1978 | US4127073 Subsoil tillage tooth |
| 10/03/1978 | CA1039582A1 Agricultural implements |
| 09/26/1978 | US4116417 Needle valve type pump injector |
| 09/26/1978 | US4116211 Valve assembly |
| 09/26/1978 | US4116139 Cold flow liquid vapor shoe |
| 09/26/1978 | US4116138 Automatic fluid fertilizer control apparatus |
| 09/26/1978 | CA1039118A1 Subsurface applicator |
| 09/19/1978 | US4114815 Apparatus for conninuting solids in liquids |
| 08/22/1978 | US4108380 Tank spreader |
| 08/22/1978 | US4108089 Agricultural implements |
| 07/04/1978 | US4099267 Apparatus for mixing granular fertilizer and/or lawn treatment liquid in water |
| 06/20/1978 | US4095535 Rotary harrows |
| 05/30/1978 | US4091751 Planting machine |
| 04/04/1978 | US4082227 Slurry mixer and spreader |
| 03/21/1978 | US4079892 Liquid manure spreader |
| 03/21/1978 | US4079680 Fertilizer injection apparatus including soil working device |
| 02/21/1978 | US4074639 Trailer for farm tractors with driven member powered by p.t.o. |
| 02/14/1978 | US4073152 System for laying a subterranean water impervious asphalt layer |
| 01/17/1978 | US4069029 Process and apparatus for producing and using cold ammonia |
| 01/17/1978 | US4068681 Liquid proportioning device |
| 12/13/1977 | US4062306 Apparatus for distributing agricultural ammonia |
| 12/06/1977 | US4061273 Tank spreader |
| 11/01/1977 | US4056226 Liquid manure spreader |
| 07/12/1977 | US4034686 Injector for soil treating liquids |
| 07/05/1977 | US4033271 Apparatus for subsoil application |
| 07/05/1977 | US4033270 Agricultural soil chemical incorporator |
| 06/28/1977 | US4031833 Injection irrigating process and apparatus |
| 05/31/1977 | US4026476 Spreading and distributing mechanism for a manure spreader |
| 05/17/1977 | US4023507 Soil cultivating implements |
| 05/10/1977 | US4022331 Anhydrous ammonia tank carrier for farm tractors |
| 04/19/1977 | US4018170 Rotary harrows |
| 03/29/1977 | US4014271 Liquid manure system |
| 03/22/1977 | US4013224 Material spreader |
| 03/15/1977 | US4012176 Fluid-driven motor and fertilizer feeding device utilizing same |
| 03/08/1977 | US4010897 Method and apparatus for home production and application of nitrogen fertilizer |
| 03/01/1977 | US4009666 Apparatus for distributing fluids below soil surfaces |
| 12/14/1976 | US3997118 Liquid manure handling machine |
| 11/30/1976 | US3994438 Spray apparatus |
| 11/09/1976 | US3990662 Combined plow and fertilizer dispenser |
| 09/14/1976 | US3980236 Slinger spreader |
| 09/07/1976 | US3978681 Method and apparatus for the adiabatic expansion of liquid anhydrous ammonia |
| 08/24/1976 | US3976017 Leguminous plant inoculation process and apparatus |
| 07/27/1976 | US3971408 Sprayer nozzle construction |
| 07/20/1976 | US3970012 Soil agitating device |
| 07/13/1976 | US3968932 Applicator |
| 07/06/1976 | US3967564 Soil shattering and aerating device |
| 06/22/1976 | US3964714 Material unloading implements |
| 05/18/1976 | US3956999 Earthworking implement with automatic fluid flow shut-off manifold |
| 05/18/1976 | US3956852 Air and soil treatment apparatus for a greenhouse |
| 03/30/1976 | US3946681 Earth working apparatus |
| 03/23/1976 | US3945332 Apparatus for injecting material into the soil |
| 01/20/1976 | US3933308 Solubilizing and dispensing material |