Inventor

KELLER URSULA I

CA5 patents

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

OCCIDENTAL CHEM CO

2 patents

US5279804AJan 18, 1994

Vanadium removal in aqueous streams

OCCIDENTAL CHEM CO9 citations71

US5122238AJun 16, 1992

Efficient electrolytic method of making chromic acid from sodium bichromate

OCCIDENTAL CHEM CO3 citations60

OXYTECH SYSTEMS INC

2 patents

US4810345AMar 7, 1989

Diaphragm for an electrolytic cell

OXYTECH SYSTEMS INC5 citations58

US4741813AMay 3, 1988

Diaphragm for an electrolytic cell

OXYTECH SYSTEMS INC3 citations56

HOOKER CHEMICALS PLASTICS CORP

1 patent

US4252878AFeb 24, 1981

Processes of wetting hydrophobic fluoropolymer separators

HOOKER CHEMICALS PLASTICS CORP24 citations80