4. Classifying, separating, and assorting solids
  5. Plural, diverse separating operations
  6. Gaseous suspension and sifting

Harlan J. Donelson

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Grain spreader

Material or article handling – Static receptacle and means for charging or discharging – or... – Charging or charge-distributing means
Reexamination Certificate

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Grain spreading device for grain bins

Dispensing – Outlet element operated by pressure of contents – Spring form – resilient or compressible flow controller or...
Patent

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Particulate material cleaning apparatus

Classifying – separating – and assorting solids – Plural – diverse separating operations – Gaseous suspension and sifting
Patent

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Profile ID: LFUS-PAI-P-84683

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