System and method for sorting dissimilar materials using a...

Classifying – separating – and assorting solids – Sorting special items – and certain methods and apparatus for... – Condition responsive means controls separating means

Reexamination Certificate

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C209S552000, C209S930000

Reexamination Certificate

active

07732726

ABSTRACT:
Processing metallic materials, such as copper, from waste materials. The systems and methods employ a dynamic sensor, which measures the rate of change of current generated by metallic objects that pass by the sensor to identify metallic objects in a waste stream. The dynamic sensor may be coupled to a computer system that controls a material diverter unit, which diverts the detected metallic objects for collection and possible further processing. The systems or methods may employ stages of sensors for sequential recovery of materials.

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