1. The vacuum oil filter researched and developed by this Institute can treat low and high
viscocity lubricating oil in various kinds. It needs no special conditions on environment
except electricity and waste oil. The waste oil can be treated everywhere and everywhere.
The operation is simple and easy . The maintenance for the equipment is simple and easy,
too. And the cost is very little. The electricity consummation is only 50% of the whole machine
in summer and 60% in winter.

2. When using this equipment to deal with any polluted oil, no chemical agent is needed. It is
purely mechanicaland physical purifying methods. Thus, The oil treated remains the same
nature and function.