Abstract: A compact, transportable and self-contained apparatus for treating wastewater containing as impurities and pollutants various non-volatile (at water boiling points) fluids such as greases, oils and soaps, having a vessel/evaporator for receiving the wastewater, a heater below the evaporator to heat the wastewater admixture and boil off the water, a collector to draw off the non-volatile fluids from substantially the entire height of the water evaporator, and automatic refill/shutdown control devices for the apparatus.
Type:
Grant
Filed:
November 30, 1994
Date of Patent:
December 10, 1996
Assignee:
Raymond E. Vankouwenberg
Inventors:
Raymond E. Vankouwenberg, Robert D. Gendreau