Inventor

YEN WAN-TAI

CA5 patents

⚠️ This page may combine multiple inventors who share the name “YEN WAN-TAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INTER CITIC MINERAL TECHNOLOGI

2 patents

US6126836AOct 3, 2000

Centrifugal flotation cell with rotating feed

INTER CITIC MINERAL TECHNOLOGI22 citations89

US6059118AMay 9, 2000

Process for recovering fine particulates in a centrifugal flotation cell with rotating drum

INTER CITIC MINERAL TECHNOLOGI18 citations89

INTER CITIC ENVIROTEC INC

2 patents

US5914034AJun 22, 1999

Centrifugal flotation cell with rotating feed

INTER CITIC ENVIROTEC INC22 citations89

US5928125AJul 27, 1999

Centrifugal flotation cell with rotating drum

INTER CITIC ENVIROTEC INC11 citations70

METAL ASIA INTERNATIONAL LTD

1 patent

US7985277B2Jul 26, 2011

Process for extracting gold from gold-bearing ore

METAL ASIA INTERNATIONAL LTD4 citations54