Inventor

HANSEN DONALD J

US6 patents

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

UNION CARBIDE CORP

2 patents

US4149944AApr 17, 1979

Method for electrolytic deposition of manganese

UNION CARBIDE CORP9 citations71

US3998631ADec 21, 1976

Oxidation of molten ferrophosphorous

UNION CARBIDE CORP2 citations59

US VANADIUM CORP

1 patent

US4666512AMay 19, 1987

Method for recovering vanadium from vanadium-containing ore

US VANADIUM CORP32 citations88

GEN SIGNAL CORP

1 patent

USD292978SDec 1, 1987

Horizontal variable speed turbine pump

GEN SIGNAL CORP13 citations68

HANSEN DONALD J

1 patent

US4673034AJun 16, 1987

Cased water wells having flexible pad

HANSEN DONALD J11 citations66

UMETCO MINERALS CORP

1 patent

US4701309AOct 20, 1987

Method of operating a heap leach for recovering uranium and vanadium

UMETCO MINERALS CORP15 citations65