Inventor
WEINBERG STEPHEN P
US3 patents
Patents
3 patentsUS5286386AFeb 15, 1994
Solvent extraction process for treatment of oily substrates
ENSR CORP79 citations93
US5154831AOct 13, 1992
Solvent extraction process employing comminuting and dispersing surfactants
ENSR CORP42 citations89
US5055196AOct 8, 1991
Extraction process to remove pcbs from soil and sludge
ENSR CORP47 citations89