| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 11.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Method for recovering densified plastic from mixed waste contg plastic & < 15% paper, said waste having d. 2-3 pounds/cubic foot - Shredding the mixed waste at ambient conditions - Charging a batch of shredded waste weighing 250-650 lbs to a densifier - Further shredding the mixed waste inside the densifier with a motor-driven rotating blade while motoring surface T of the plastic inside the densifier, amperage drawn by the motor-driver & vibration level within the densifier - Continuously shredding waste inside the densifier for 5-20 min, until the surface T of the plastic reaches > 220F, until the amperage drawn by the motor increases, & until the vibration level inside the densifier increases - Thereafter injecting a cooling fluid into the densifier to lo wer the surface T of plastic to 120-165F & agglomerate the plastic into particles ranging in size 1/16-1/2 inch & having a paper content < 3% - Recovering densified plastic having d. = 16-25 pounds/ cubic foot |
| PATENT PHOTOCOPY | Available on request |
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