Patent ID: 11946397
Assignee: CATERPILLAR INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 10:
11. A method of maintaining blow-by gas from a crankcase of an engine within a desired temperature range when passing through an oil separating apparatus, the method comprising:
passing the blow-by gas from the crankcase to the oil separating apparatus;
supplying a liquid from a liquid source through the oil separating apparatus, wherein within the oil separating apparatus the liquid is in a heat transfer relationship with the blow-by gas passing through the oil separating apparatus and maintains the blow-by gas at a desired temperature range;
separating oil from the blow-by gas with the oil separating apparatus;
passing the oil separated by the oil separating apparatus to the crankcase; and
returning the liquid to the liquid source.