Solid material comminution or disintegration – Processes – With heating or cooling of material
Patent
1993-07-02
1995-07-11
Watts, Douglas D.
Solid material comminution or disintegration
Processes
With heating or cooling of material
241 24, 241 65, 241DIG37, 241DIG38, B29C 2900
Patent
active
054313473
ABSTRACT:
A waste disposal system includes a stock yard for storing waste articles, a pre-treatment apparatus for separating a metal bulk from each waste article fed from the stock yard, a cryogenic crushing apparatus for crushing the separated metal bulk, and a crushing apparatus for crushing the portion of the waste article other than the metal bulk. The system further includes a light-weight article separating apparatus for separating the crushed waste from said crushing apparatus into foamed material and other wastes, and a foaming agent collecting apparatus which separates the foamed material into solid plastics and gaseous foaming agent and then cools and liquefies the gaseous foaming agent.
REFERENCES:
patent: 3883744 (1975-05-01), Drage
patent: 4251034 (1981-02-01), Corr et al.
patent: 4406411 (1983-09-01), Gall et al.
patent: 4493806 (1985-01-01), Hatzikelis et al.
Hitachi Review, vol. 59, No. 4 (Apr. 1977) "Classification Technique of Plastic Waste By Cryogenic Crushing".
G. Schubert "Mechanical Sorting Processes For Solid Waste" 3.1 And 3.2, Information Brochure 42, Published By Joachim AGST, Duisburg, Mar. 1991, pp. 106 to 119.
Recycling Of Plastic Waste; Fundamental Principles Technique-Operational Efficiency/ By Georg Hardtle Berlin, Erich Schmidt, 1988, pp. 33 to 35.
Hasegawa Tsutomu
Hayashi Masakatsu
Katoh Tatsuji
Mori Hideharu
Takamura Yoshiyuki
Hitachi , Ltd.
Watts Douglas D.
LandOfFree
System and method for disposing waste does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with System and method for disposing waste, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and System and method for disposing waste will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-498119