Multilayer nanofiber filter
Inventor Wallace Woon-Fong Leung and Chi Ho Hung Patent Name Multilayer nanofiber filter (USA – US 8523971, US 9138669) 多层奈米纤维过滤器 (China – CN 102481506) Mehrlagiger Filter aus Nanofasern (Germany – DE112010001912, WO 2010127634) Abstract A method of making a multilayer filter and the multilayer filter made by the method. The method includes generally two steps.[…]