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Home › Mixing machine with non-intermeshing pair of rotors driven solely at the same rotor speed in opposite directions and having a predetermined rotational alignment relationship between the two counter-rotating rotors

Mixing machine with non-intermeshing pair of rotors driven solely at the same rotor speed in opposite directions and having a predetermined rotational alignment relationship between the two counter-rotating rotors

US Patent 4893936 · Granted Jan 16, 1990

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