Inventor

DUMAS RICHARD H

US3 patents

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

OLIN CORP

2 patents

US4504667AMar 12, 1985

Process for oxidizing halopyridines to halopyridine-N-oxides

OLIN CORP15 citations71

US5468864ANov 21, 1995

Process for preparing 2,6-dichloropyridine

OLIN CORP0 citations48

ARCH CHEM INC

1 patent

US6017936AJan 25, 2000

Method for producing particles of pyrithione salts and particles so produced

ARCH CHEM INC53 citations93