B - Operations – Transporting – 02 – C
Patent
B - Operations, Transporting
02
C
B02C 19/18 (2006.01)
Patent
CA 2383441
Rubber chips are immersed in a coolant to cool the chips to a the temperature in the range of -90 degrees to -110 degrees Celsius. The coolant contains alcohol such as n- butyl alcohol, methanol, pentane and is cooled by nitrogen. The cooled chips are then comminuted to a powder in the range of 10 mesh to 100 mesh ASTM in size.
Coulter Philip
Kantonen Calvin Leslie
Nichols John Brian
First American Scientific Corp.
Wilbur James T.
LandOfFree
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