An electrospraying apparatus and/or method is used to coat particles. For example, a flow including at least one liquid suspension may be provided through at least one opening at a spray dispenser end. The flow includes at least particles and a coating material. A spray of microdroplets suspending at...http://www.google.com.au/patents/US7972661?utm_source=gb-gplus-sharePatent US7972661 - Electrospraying method with conductivity control
