Inventor
FLETCHER ROBERT B
US7 patents
⚠️ This page may combine multiple inventors who share the name “FLETCHER ROBERT B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINNESOTA MINING & MFG
4 patentsUS5300714AApr 5, 1994
Method of purifying saturated fluoroperhalocarbon liquids
MINNESOTA MINING & MFG18 citations81
US5507941AApr 16, 1996
System for purifying saturated fluoroperhalocarbon liquids
MINNESOTA MINING & MFG10 citations72
US5338368AAug 16, 1994
Method for removing oil or asphalt from inorganic particles having pigment in an outer layer thereof
MINNESOTA MINING & MFG14 citations67
US5352785AOct 4, 1994
Continuous process for purifying perfluorochemical compositions
MINNESOTA MINING & MFG16 citations64