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Seed treatment facilities, methods and apparatus

  • US 9,877,424 B2
  • Filed: 12/07/2011
  • Issued: 01/30/2018
  • Est. Priority Date: 12/08/2010
  • Status: Active Grant
First Claim
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1. A seed treatment system for use at a facility for delivery of treated seeds to retail customers for planting, the facility having a stock of manually handleable kegs received from a seed treatment formulation supplier, the manually handleable kegs each filled with fluid being one of a plurality of different seed treatment formulations, the seed treatment system comprising:

  • a plurality of keg stations for placement at the facility, each keg station having a scale and a seating surface defining a receiving region for receiving a selected one of the stock of the filled manually handleable kegs, each keg station further having a fluid coupling for connecting to said selected one, and a pump connected to the fluid coupling for pumping the seed treatment formulation in said selected one out of said selected one, wherein when the selected one is depleted, said selected one may be replaced with a selected another of the stock of manually handleable kegs;

    a programmable system controller coupled to each pump at each of the plurality of keg stations for controlling each said pump;

    a continuous flow treatment seed treater having a seed inlet, a treatment portion, and a treated seed discharge portion; and

    a mixing manifold mounted to the seed treater and extending to the treatment portion of the seed treater, and whereineach of the keg stations having a fluid line for connecting directly to the mixing manifold mounted to the seed treater, wherein the seed treatment formulations from more than one of the plurality of keg stations may be simultaneously dispensed through said respective fluid lines to the mixing manifold wherein the seed treatment formulations are mixed in the mixing manifold and then applied into a continuous flow of seed in the treatment portion of the seed treater;

    wherein each said seating surface is perpendicular to the direction of gravity, and wherein each said fluid coupling is, with respect to the direction of gravity, attached to a top side of said selected one of the stock of the filled manually handleable kegs;

    wherein each keg has a stirrer mechanism; and

    wherein the programmable system controller is configured to direct a station controller to prevent operation of the stirrer mechanism during application of a chemical formulation from one of the manually handleable kegs.

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