SQL & PL/SQL :: How To Execute Ref Cursor Procedure

I have one package, that included so maany ref. cursor package..Now , i want to execute of one procedure in this package, how can i do it ..

CREATE OR REPLACE package Pkg_HR As
Type Typ_Cur Is Ref cursor;
procedure getHR_initiate(pvFinYr Varchar2, Cur_HR_Init OUT TYP_CUR);
procedure getFin_Yr(Cur_Fin_Yr Out TYP_CUR);
procedure getCutOFfStatus(pvAppsee1_Appsr2_Review3 Varchar2, pvFinYr Varchar2, Cur_HR_Init OUT TYP_CUR);
procedure SetEmp_For_FinYr(pvFinYr Varchar2, Cur_Emp OUT TYP_CUR);
End Pkg_HR ;

My Package Body is :

CREATE OR REPLACE package body Pkg_HR As
procedure getHR_initiate(pvFinYr Varchar2, Cur_HR_Init OUT TYP_CUR)
IS
Begin
Open Cur_HR_Init For
Select HR_FINYR HR_FinYr, To_Char(HR_PERIOD_FROM,'DD/MM/RRRR') HR_PERIOD_FROM

[code].....