| 摘要 |
<p>Process for the regeneration in operation of lubricating oils showing a first stage in which a flow (8) of oil passes through a filtering surface (7), then a second stage and a third stage in which a portion (66) of the flow (8) of oil is intercepted and sent in countercurrent, under overpressure fixed in advance, to the said flow (8) and finally a fourth stage for varying the position of delivery in countercurrent of said portion (66) of flow (8).</p> |
