Inventor
LADD JUDITH A
US11 patents
⚠️ This page may combine multiple inventors who share the name “LADD JUDITH A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTE PROD CORP
10 patentsUS4668483AMay 26, 1987
Process for recovery of chromium
GTE PROD CORP32 citations92
US4624703ANov 25, 1986
Recovery of tungsten, scandium, iron, and manganese values from tungsten bearing material
GTE PROD CORP42 citations92
US4808384AFeb 28, 1989
Recovery of tungsten, scandium, iron, and manganese from tungsten bearing material
GTE PROD CORP38 citations91
US4718996AJan 12, 1988
Recovery of tungsten, scandium, iron, and manganese values from tungsten bearing material
GTE PROD CORP31 citations88
US4626280ADec 2, 1986
Recovery of tungsten, scandium, iron, and manganese from tungsten bearing material
GTE PROD CORP23 citations82
US4798708AJan 17, 1989
Process for recovering chromium and other metal values from chromium bearing material
GTE PROD CORP15 citations73
US4718995AJan 12, 1988
Recovery of tungsten, scandium, iron, and manganese from tungsten bearing material
GTE PROD CORP16 citations73
US5196580AMar 23, 1993
Recovery of oxalate from solutions containing complexes of iron and chromium
GTE PROD CORP4 citations62
US4684401AAug 4, 1987
Chromium-cobalt fine alloy powder and process for producing same
GTE PROD CORP3 citations62
US4840775AJun 20, 1989
Method for removing sodium and chloride from cobaltic hydroxide
GTE PROD CORP5 citations60