4. Classifying, separating, and assorting solids
  5. Sifting
  6. Drum sifters

Portec Inc.

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Adjustable compression unit and lading band anchor

Railway rolling stock – Car framing and structure – Freight
Patent

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Adjustable rail fastener assembly

Railways: surface track – Rail seats – With anchor in concrete
Patent

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Adjustable twist lock

Land vehicles: bodies and tops – Bodies – Body securing device
Patent

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Anvil assembly for vertical shaft centrifugal impact crushing ma

Solid material comminution or disintegration – Apparatus – Comminuting elements
Patent

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Apparatus and method for use in replacing conveyor belts

Conveyors: power-driven – Conveyor section – Endless conveyor
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