Method and installation for separating constituents of used...

Details Method and installation for separating constituents of used... Method and installation for separating constituents of used...

2006-04-25

2006-04-25

Banks, Derris H. (Department: 3725)

Solid material comminution or disintegration

Processes

By operations other than force of contact with solid surface

C241S023000, C241S024170, C241S065000, C241S079100, C422S255000

Reexamination Certificate

active

07032847

ABSTRACT:
The invention concerns a method for treating tyres, belts, inflatable boats, boots and other manufactured articles containing rubber, polymers and reinforcing elements, which is a close circuit system consisting in immersing the waste materials to be treated in a hot alkaline hydroxide bath, followed by neutralization of the resulting materials with a weak mineral acid solution for industrial re-use of said materials.

REFERENCES:
patent: 4049588 (1977-09-01), Lee et al.
patent: 4161464 (1979-07-01), Nicholas
patent: 4250158 (1981-02-01), Solbakken et al.
patent: 5798394 (1998-08-01), Myers et al.
patent: 0070789 (1982-07-01), None

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