| 20090050718 | Method for Micro-sizing Organic, Inorganic and Engineered Compounds - A method and system are provided herein for forming microparticles from plastic and elastomeric materials that cannot be reduced in size by conventional methods. The system includes a high-pressure liquid nitrogen energy source, a feeder for providing a preferred constant and uninterrupted feed to a mill, a preferred integral injection device to meter the feed into a chamber for milling and/or classification, and a preferred exhaust system for collection of the milled product. | 02-26-2009 |
