trevor duffy , a university of albany fraternity pledge who died during hazing last november , drank a 60-ounce bottle of vodka .
this according to court papers filed by two students who were expelled after his death and wish to return to the college .
duffy 's death came after a night of heavy drinking during a party held by zeta beta tau members at an off-campus home .
24 members of the underground fraternity were sanctioned by the university after the incident .
an investigation determined members of the frat were guilty of drug , alcohol and student group violations .
no one has been arrested in duffy 's death and albany police said their investigation is continuing .
four other men were also treated for alcohol poisoning that night .