Inventor
NATANSOHN SAMUEL
US15 patents
⚠️ This page may combine multiple inventors who share the name “NATANSOHN SAMUEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTE LABORATORIES INC
13 patentsUS4279870AJul 21, 1981
Liquid-liquid extraction process for the recovery of tungsten from low level sources
GTE LABORATORIES INC32 citations92
US4988487AJan 29, 1991
Process for recovering metal values such as scandium, iron and manganese from an industrial waste sludge
GTE LABORATORIES INC44 citations91
US4898719AFeb 6, 1990
Liquid extraction procedure for the recovery of scandium
GTE LABORATORIES INC30 citations91
US4816233AMar 28, 1989
Ion exchange method for the recovery of scandium
GTE LABORATORIES INC48 citations91
US4765909AAug 23, 1988
Ion exchange method for separation of scandium and thorium
GTE LABORATORIES INC41 citations91
US5019362AMay 28, 1991
Ion exchange method for the purification of scandium
GTE LABORATORIES INC21 citations81
US4619905AOct 28, 1986
Process for the synthesis of silicon nitride
GTE LABORATORIES INC23 citations80
US4328191AMay 4, 1982
Process for the recovery of molybdenum from spent catalysts
GTE LABORATORIES INC14 citations73
US4374008AFeb 15, 1983
Process for separating tungsten from coinage metals
GTE LABORATORIES INC17 citations71
US4287159ASep 1, 1981
Extraction process for the recovery of tungsten from low level sources
GTE LABORATORIES INC4 citations62
US4278643AJul 14, 1981
Resin sorption process for extracting tungsten
GTE LABORATORIES INC3 citations62
US4374809AFeb 22, 1983
Process for the separation of molybdenum values from tungsten values
GTE LABORATORIES INC0 citations51
US4374713AFeb 22, 1983
Process for separating tungsten from coinage metals
GTE LABORATORIES INC1 citations50