Inventor

BARNES WILSON R

US2 patents

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

HOWARD ROBERT A

1 patent

US5013533AMay 7, 1991

Process for recovering valuable metals from spent catalysts

HOWARD ROBERT A32 citations86

ASS METALS MINERALS

1 patent

US4212666AJul 15, 1980

Tin recovery

ASS METALS MINERALS5 citations50