Process for reclaiming rubber, metal and fabric from whole tires

Details Process for reclaiming rubber, metal and fabric from whole tires Process for reclaiming rubber, metal and fabric from whole tires

1976-04-28

1977-05-31

Custer, Jr., Granville Y.

Solid material comminution or disintegration

Processes

Selective or differential comminution of mixed or bonded solids

241 18, 241 23, 241 24, 241DIG31, 241DIG37, B02C 2100

Patent

active

040259900

ABSTRACT:
Scrap tires containing magnetic components and non-magnetic rubber and cord components are cooled in a cryogenic freezer to the embrittlement temperature, comminuted in a comminution device and passed through a series of screening and density classification operations followed by magnetic material separation and further cryogenic size reduction to produce a product rubber crumb having a particle size of about 1/20 inch or less.

REFERENCES:
patent: 2462645 (1949-02-01), Knowland
patent: 2471043 (1949-05-01), Schenck
patent: 3384309 (1968-05-01), Marshall
patent: 3718284 (1973-02-01), Richardson
patent: 3749322 (1973-07-01), Reynolds
patent: 3885744 (1975-05-01), Drage

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