Recycling Polystyrene Foam
9/14/2010
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8/3/2010
7,767,173
Apparatus for filtering volume-reduced gel-state polystyrene resin
Hamano has developed a method for removing foreign matter from a
polystyrene gel by pushing the material through a spiral filter so that the
foreign matter is pushed to the outside while the cleaned gel is pushed
continuously through the filter. (RDC 9/14/2010)
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Roger D
Corneliussen
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