Enhanced macromixing, mesomixing, and micromixing of multiple discrete reactant streams, particularly for precipitation reactions of low density pumpable fluids, are obtained by controlled continuous high pressure multiple reactant streams flowing into a chemical mixer/reactor. Individual reactant streams...http://www.google.es/patents/US6221332?utm_source=gb-gplus-sharePatente US6221332 - Multiple stream high pressure mixer/reactor