WY

Wan-Tai Yen

Overall (All Time): #1,022,172 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7985277 Process for extracting gold from gold-bearing ore Chen Xia 2011-07-26
6126836 Centrifugal flotation cell with rotating feed Jian Ding, Alan R. Pindred 2000-10-03
6059118 Process for recovering fine particulates in a centrifugal flotation cell with rotating drum Jian Ding, Alan R. Pindred 2000-05-09
5928125 Centrifugal flotation cell with rotating drum Jian Ding, Alan R. Pindred 1999-07-27
5914034 Centrifugal flotation cell with rotating feed Jian Ding, Alan R. Pindred 1999-06-22