System for processing big refuse such as a spring-containing mattress and the like
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United States of America Patent
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Jan 25, 2000
Grant Date -
N/A
app pub date -
May 14, 1997
filing date -
Apr 18, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A system of processing big refuses such as spring-containing mattresses according to the present invention includes a crushing process for crushing big refuses such as spring-containing mattresses by a single axial crusher capable of crushing them into a certain particle size or less, a magnetic-force grading process for grading iron material by a magnetic-force grader from crushed pieces crushed in said crushing process, and a wind-force grading process for removing light-weight refuses such as fiber adhering to iron material graded in said magnetic-force grading process by a wind-force grader.
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