| 摘要 |
A method and apparatus for separating roofing refuse into its components for recycle into four valuable products (a) solid fuel (b) solid bitumen (c) bitumen coated aggregates (d) sheetmetal scraps. The refuse which contains fibrous paper pulp, bitumens, mica, various types of aggregates, sheetmetals, etc., is first sized, then immersed in hot liquefied bitumens during a heat controlled separation process, after which, the components are mechanically extracted, compacted, allowed to cool to ambient temperature and packaged separately.
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