THIS PAPER DISCUSSES A SYSTEM WHICH INCLUDES A SPECIAL ROTATING UNION WITH DUAL MECHANICAL SEALS, A BARRIER FLUID RESERVOIR SYSTEM AND A MECHANISM THAT MAINTAINS THE PRESSURE OF THE SEALING COMPOUND AND BARRIER FLUID IN EQUILIBRIUM. THE VARIOUS COMPONENTS OF THE ENTIRE SYSTEM PROVIDES A MAINTENANCE FREE PACKAGE. IT IS SIGNIFICANTLY LESS EXPENSIVE THAN THE ELECTRO-MECHANICAL SYSTEM CURRENTLY AVAILABLE.
