Chemistry of hydrocarbon compounds – Production of hydrocarbon mixture from refuse or vegetation – From synthetic resin or rubber
Reexamination Certificate
2007-11-27
2007-11-27
Nguyen, Tam M. (Department: 1764)
Chemistry of hydrocarbon compounds
Production of hydrocarbon mixture from refuse or vegetation
From synthetic resin or rubber
C208S067000, C423S449200, C521S041000
Reexamination Certificate
active
10392018
ABSTRACT:
The present invention is a utilization method for rubber-containing, organic industrial and municipal wastes which may be applied in the fields of petrochemical and chemical industry. Raw material is liquefied at 60-310° C. under 0.1-0.2 MP a pressure in aprotic hydrocarbon solvent in any neutral gas or CO2atmosphere with simultaneous collection from reactor of liquid hydrocarbon fractions with the boiling temperatures reaching 200° C. and above and further rectification of fractions up to 200° C. and then drying solid residues at temperatures 270-310° C. Application of solvents and gases makes this process to be ecologically clean. The present invention makes possible a solution of the ecological problem of utilization of rubber-containing and other wastes.
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Matveev Alexei
Skworcow Igor
McKee Voorhees & Sease, P.L.C.
Nguyen Tam M.
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