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| Number | Title | Issue Date |
| 7506594 | Seed boot opener having interchangeable dispensers A seed boot having a modular or replaceable opener removably fastened to the seed boot. The opener is configured in any of several embodiments for discharging a fluent material such as seed in different ways, including narrow single row, wide single row, and double ... | 03/24/2009 |
| 7263937 | Seed tube guard A mutually-engageable or interlocking connection between a seed tube guard and a frame member mounted to a seed planting machine. The mutually-engageable connection includes a yoke having a front journal and a rear journal with a gap, the yoke, carried on the frame ... | 09/04/2007 |
| 7255049 | Subsurface soil injection method A method for the subsurface application of fertilizers, biologicals, fumigants, non-fumigant pesticides or other chemicals to soil with reduced application rates. Discrete amounts of the materials are injected into the soil at numerous sites along a path during a pa... | 08/14/2007 |
| 7197993 | Under bed fumigator Plastic mulched raised beds are fumigated using a fumigation system containing two opposing armatures affixed to a mounting arm at about a 15° angle and a blunt-ended knife with a blade attached at about a 90° angle to the knife. The system allows fumigant to be a... | 04/03/2007 |
| 7104205 | Pivoting arm for seeders A pivot mechanism for pivotally attaching two members about a pivot axis comprises a first member defining a first pivot hole, and having first and second bearing surfaces oriented perpendicular to the pivot axis. A second member defines a second pivot hole aligned ... | 09/12/2006 |
| 7096803 | Seed boot opener having interchangeable dispensers A seed boot having a modular or replaceable opener removably fastened to the seed boot. The opener is configured in any of several embodiments for discharging a fluent material such as seed in different ways, including narrow single row, wide single row, and double ... | 08/29/2006 |
| 7004090 | Fertilizer injector wing for disc openers Disc openers (14) for use with an air seeder (10), are configured for seeding and fertilizing a field (G). The opener (14b) broadly includes a drawbar assembly (16), a disc assembly (18) including a coulter disc (20) ... | 02/28/2006 |
| 6959655 | Method and apparatus for the application of fluid to soil or plants The present invention is a method and apparatus for the application of fluid to soil and/or plants. A cutting blade for the soil preferably goes to depths of at least 12 inches. A nozzle/spray system is provided to the cutting blade to provide fluid during cutting o... | 11/01/2005 |
| 6860336 | Subsoil fertilizer applicator A subsoil applicator has an upright shank provided with a leading soil-slicing edge and a pair of opposite sides. At the bottom of the shank, a pair of soil lifting wings are provided, presenting a pair of outermost wing edges that diverge rearwardly from the lowerm... | 03/01/2005 |
| 6591767 | Seed treatment method A method of stimulating root growth of seeds is disclosed in which seeds are treated with an effective amount of an aqueous ammoniacal ionic solution of metal alkanoates. Alkanoates having from 2 to 6 carbon atoms are preferred, with acetates most preferr... | 07/15/2003 |
| 6405665 | Low disturbance furrowing, seeding, and fertilizing tool A furrowing tool for an agricultural planter is formed in a modular configuration to provide for paired row seeding operation. The furrowing tool includes a seedbed furrowing member having an edge lying in a flat cutting plane to form a substantially flat... | 06/18/2002 |
| 6386126 | Seed treatment method A method of stimulating root growth of seeds is disclosed in which seeds are treated with an effective amount of an aqueous ammoniacal ionic solution of metal alkanoates. Alkanoates having from 2 to 6 carbon atoms are preferred, with acetates most preferr... | 05/14/2002 |
| 6382114 | Conservation farming strip till nitrogen applicator A combination strip-tiller and applicator is disclosed for conservation farming. The machine is designed to save soil, fertilizer, labor and fuel while producing a higher yield. Unique features of the device include a knife that injects anhydrous ammonia ... | 05/07/2002 |
| 6302040 | In-line sub-surface seeding, fertilizing and watering device A sub-surface seeding, fertilizing and watering device includes an opening blade having first and second sides extending between a leading edge and an aft edge. The opening blade has an upper surface and a lower surface extending between upper and lower e... | 10/16/2001 |
| 6182587 | In-line sub-surface seeding, fertilizing and watering device A sub-surface seeding, fertilizing and watering device includes an opening blade. The opening blade has first and second sides extending between a leading edge and an aft edge on the blade. The first and second sides are generally symmetrical to each othe... | 02/06/2001 |
| 6178900 | Combination chisel plow and fertilizer placement apparatus A fertilizer applicator assembly for use with a chisel plow includes a diverter shoe located in the root zone of the crop, above the tillage point of the plow. The diverter shoe closes the furrow formed by the plow shank and forms a lateral pocket in the ... | 01/30/2001 |
| 6167821 | Method and apparatus for fumigating soil A method and apparatus for fumigating soil in a manner to prevent or minimize escape of fumigating gases and in a manner to facilitate the planting of a cover crop at the time of fumigation. An apparatus for simultaneously treating soil with soil fumigant... | 01/02/2001 |
| 6038990 | Seeder and liquid applicator A seeder and liquid applicator is adapted for mounting on a sweep-type spreader for use in agricultural seeding and fertilizing operations. The spreader includes a shank for mounting it on an implement. A T-head support is bolted to the spreader shank. Th... | 03/21/2000 |
| 6029590 | Apparatus and method for subsurface application The invention comprises an apparatus and method for the subsurface application of chemicals such as fertilizer, pesticides and fumigants in soil. A frame is shown, capable of being pulled across a field, the frame having a plurality of shanks with a shove... | 02/29/2000 |
| 5996514 | Apparatus and method for subsurface application The invention comprises an apparatus for the subsurface application of chemicals such as metham sodium in soil. A frame is shown, capable of being pulled across a field, the frame having a plurality of shanks with a plate and a rearwardly discharging wide... | 12/07/1999 |
| 5913368 | Method to increase N-use efficiency and reduce leaching A tool bar for placement of a band of fertilizer in soil has a vertical knife with a horizontal blade thereon to create an inverted T-shaped slot in the soil. A band of fertilizer is placed in the bottom of the slot through a tube on the knife. A first co... | 06/22/1999 |
| 5865131 | Slurry fertilizer applicator A spring-cushioned coulter running ahead of the applicator for cutting an initial slot in any residue and for providing a break line for the soil to be parted by the trailing shank. The trailing shank, in turn, spreads the initial slot, and deepens it, fo... | 02/02/1999 |
| 5797459 | Method and tool to increase in-use efficiency and reduce leaching A tool bar for placement of a band of fertilizer in soil has a vertical knife with a horizontal blade thereon to create an inverted T-shaped slot in the soil. A band of fertilizer is placed in the bottom of the slot through a tube on the knife. A first co... | 08/25/1998 |
| 5495814 | Sub-zone tiller with offset fertilizer placement A seed furrow cutting knife adapted for cutting a seed furrow, fluffing the furrow sidewalls to avoid soil compaction, and for offset placement of fertilizer in the furrow is provided. The furrow cutting knife has associated side wings for fluffing sidewa... | 03/05/1996 |
| 5240080 | Adjustable attachment for mounting a farming tool on a drawing vehicle The present invention is directed to an adjustable attachment for mounting a tool to a tow bar. A shank having first and second spaced parts has a bracket for attaching the first shank part to a tow bar in an operative position thereon so that the shank m... | 08/31/1993 |
| 5136954 | Device for application of granular, gaseous or liquid material to soil An attachment to an existing sweep of a seeding device is provided for additional dispensing of fertilizer. A protection tooth on the leading face of the attachment can be placed at a desired depth of its lower, free end to selectively adjust the level at... | 08/11/1992 |
| 5033398 | Air seeder boot An air seeder boot includes a rigid pipe connected to the seed tube of the seeder and mounted to the back side of the cultivator shank by a bracket fixed to the front of the pipe. The pipe has an obtuse bend bringing the seed outlet to a position at appro... | 07/23/1991 |
| 5025736 | Furrow opener A furrow opener and press wheel for an agricultural implement to place fertilizer and seed at different depths in soil has replaceable abrasive resistant plastic side plates and a press plate to avoid soil build up and plugging of fertilizer discharge ope... | 06/25/1991 |
| 5001995 | Sweep tillage tool Sweep tillage tools (10, 10') according to the preferred teachings of the present invention are disclosed including generally flat, horizontal sweep blades (18) generally located behind the implement shank (12) and above the point (28) of the spike (16, 1... | 03/26/1991 |
| 4825959 | Fertilizer system An improved fertilizer system for use in conjunction with a sweep blade comprises a pipe and a structural channel. The pipe carries liquid fertilizer along each blade and is protected along the blade by the channel. The channel is bolted or otherwise atta... | 05/02/1989 |
| 4773340 | Subsoil applicator The applicator comprises a relatively thin, streamlined knife blade adapted to be positioned with its longitudinal axis inclined upwardly and rearwardly during use with a leading edge of the applicator slicing through the subsoil and a lowermost and forwa... | 09/27/1988 |
| 4683826 | Subsurface application of chemicals In the subsurface application of herbicides, a plurality of upwardly directed nozzles having one millimeter openings are pulled beneath the soil surface behind the trailing side of a sweep in parallel paths two to four centimeters apart while jets of herb... | 08/04/1987 |
| 4674419 | Furrow opener for seeder A furrow opener shank for use with seeders has seed outlets and fertilizer outlets at the lower end thereof, and includes a sealer plate which will permit the depositing of anhydrous ammonia or liquid fertilizer in a deep furrow and which positively seals... | 06/23/1987 |
| 4638748 | Applicator and grain drill shank A shank for use in a hoe-type drill designed primarily for minimum till or no-till farm operations has a sealing arrangement for permitting the application of anhydrous gas or other gaseous fertilizers in a deep application, and, at the same time, seeding... | 01/27/1987 |
| 4632284 | Seeding device A seeding device to dispense seed suspended in a gel or other carrier medium in either a continuous stream or discrete pulses. A coulter opens a furrow of earth to the proper depth and seed carried in a gel or other suspension medium is delivered in a pul... | 12/30/1986 |
| 4565141 | Seeding apparatus with fertilizer applicator A shank is used for seeding apparatus and has two passageways for permitting metered seed, and metered fertilizer to be placed into the ground from the same shank. A covering sealer shoe or plate for covering the fertilizer prior to the time that seed is ... | 01/21/1986 |
| 4461355 | Cultivator row unit with ridger/bedder implement An inter-row crop cultivator for use particularly in severe residue conditions such as in minimum tillage conservation applications is disclosed. A leading gauge wheel providing support and soil surface tracking is immediately trailed by two laterally dis... | 07/24/1984 |
| 4445445 | Apparatus for fertilizing soil with a V-blade plow This invention relates to an improved apparatus for applying a combination of liquid and gaseous fertilizers while at the same time tilling the ground which comprises providing the trailing edge of a conventional V-blade plow with an orificed pipe through... | 05/01/1984 |
| 4108089 | Agricultural implements An implement has a forward structure that supports a fluid distribution system including soil penetrating tools, such as hoe bodies of freely rotatable tine groups through which fluid is ditributed across a broad path. The supporting structure is connecta... | 08/22/1978 |
| 4079680 | Fertilizer injection apparatus including soil working device An apparatus is disclosed for injecting fertilizer into the soil. A soil working device includes a sweep with a nose portion that moves through the soil as the sweep is moved forward, a pair of trailing sections that diverge from the nose portion, and an ... | 03/21/1978 |
