Grease trap device

Abstract

A grease trap (1) device for trapping waste material including water and fats, oils and/or greases (FOGs), and for removing at least some of the FOGs from the water. The device includes a first receptacle (3) having a storage volume (31) for storing waste material in a manner that enables FOGs to float on the surface of the water; an inlet (9) for receiving waste material into the first receptacle; a drain (49) having an inlet (47) positioned to capture FOGs floating at and/or near the surface of the water, and an outlet (51) positioned for transferring waste material out of the storage volume; a valve (53) for controlling the flow of waste material through the drain; an outlet (15) enabling cleaned water to exit the first receptacle; and at least one heat exchanger unit (57,59) arranged to remove heat from the waste material stored in the first receptacle.

Dependencies are inferred from the claim text.