Unit for postharvest treatment of sunflower seeds
Patent 4936978 Issued on June 26, 1990. Estimated Expiration Date: 
March 22, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 22, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesSeparation of mature okra seed into component fractions Method for sorting of seed Mobile seed cleaning apparatus Patent #: 4785761 Inventors
ApplicationNo. 327329 filed on 03/22/1989US Classes:209/10, TREATMENT SUBSEQUENT209/19, Gaseous suspension, sifting, and stratifying209/30, Successive209/44Sifting and stratifyingExaminersPrimary: Song, Robert R.Attorney, Agent or FirmInternational ClassB07B 001/04AbstractThe present invention provides containers or storage bins for separate storage of the seeds of each size fraction in the course of their postharvest ripening, interposed between the primary and secondary seed cleaners and connected to the secondary cleaner through a conveyer, which effects a separate feed of the seeds of each size fraction for further treatment.Other References
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