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Kneader for paper products and/or similar waste products

Image Number 2 for United States Patent #4764022.

A kneader for paper products and/or similar waste products, comprising a tank provided with an impeller on the bottom, and also provided with a helix or propeller element, which is not coupled with said impeller and is apt to feed the worked product to the same impeller, said helix or propeller element being substantially disposed in an axial relation to said impeller.

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