Apply lubricant and came through the catalytic hydrocracking In the past, has been recycling, but rather to remove the lubricant lubricant used and then come into a new refining process.
The used oil through the process. hydrocracking By using the catalyst In the past, oil recycling But to remove the used oil into a new refining process.
The lubricating oil through hydrocracking process by using the catalyst. In the past the recycled lubricating oil. But it took the lubricating oil come into a new distillation process