Inventor
FRAGA ANDRES M
US3 patents
Patents
3 patentsUS5492618AFeb 20, 1996
Recovery of hard acids and soft bases from decomposed coal
EXXON RESEARCH ENGINEERING CO0 citations47
US5489376AFeb 6, 1996
Recovery of hard acids and soft bases from decomposed coal
EXXON RESEARCH ENGINEERING CO0 citations47
US5489377AFeb 6, 1996
Recovery of hard acids and soft bases from decomposed coal
EXXON RESEARCH ENGINEERING CO1 citations46