Process and apparatus for collecting waste plastics as separated

Solid material comminution or disintegration – Processes – With application of fluid or lubricant material

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

241 23, 241 2428, 241 65, 241 791, 2412601, 241DIG38, B02C 1912, B02C 2318

Patent

active

056671512

ABSTRACT:
A process for collecting waste plastics as separated comprises the steps of presorting out waste plastics from separated municipal refuse, crushing the waste plastics, reducing the volume of expanded polystyrene included in the waste plastics by heating the waste plastics at a predetermined temperature, finely dividing the waste plastics, washing the waste plastics to remove salt, etc. therefrom, separating the finely divided waste plastics in a liquid utilizing the difference between the plastics in specific gravity and collecting the separated fractions, and drying the useful one of the separated fractions.

REFERENCES:
patent: 4008858 (1977-02-01), Yamada et al.
patent: 4830188 (1989-05-01), Hannigan et al.
patent: 5143308 (1992-09-01), Hally et al.
patent: 5148993 (1992-09-01), Kashiwagi
patent: 5197678 (1993-03-01), Trezek et al.
patent: 5358184 (1994-10-01), Skudrzyk
Shimoiizaka, Junzo; "Dividing Plastics"; Japan Mining Industry Foundation; Autumn Osaka Meeting; 1974; pp. 1-4, with illustrations.
WO-A-93 14915, Rosa Fleischhauer & Urban Stricker, abstract Aug. 5, 1993.
Patent Abstracts of Japan, vol. 13, No. 405 (M-868), Sep. 7, 1989 & JP-A-01 146 708, (Sanko Seisakusho K.K.), Jun. 8, 1989, abstract.
Patent Abstracts of Japan, vol. 18, No. 243 (M-1602), May 10, 1994 & JP-A-06 031 733 (Kawase Sangyo K.K.), Feb. 8, 1994, abstract.
Database WPI, Section Ch, Week 9424, Derwent Publications Ltd., London, GB; Class AC, AN 94-196544 C24 & JP-A-6 134 762 (Honda Motor Co. Ltd & Okamoto Co. Ltd.), May 17, 1994, abstract.
Database WPI, Section Ch, Week 8941, Derwent Publications Ltd., London, GB; Class AC, AN 89-299553 C41! & SU-A-1-472 125 (Khark Mashpriborpla.), Apr. 15, 1989; abstract.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process and apparatus for collecting waste plastics as separated does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process and apparatus for collecting waste plastics as separated, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process and apparatus for collecting waste plastics as separated will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-212791

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.