74209751
Oct 7, 1991
Aug 30, 1994
turbine pumps, water pumps, centrifugal pumps, centrifugal educer deep well systems comprising primarily a pump, nozzle, and throat for boosting pump pressure, turbine educer deep well systems comprising primarily a pump, nozzle, and throat for boosting pump pressure and parts thereof; and water systems comprising a pumping unit, storage tank, and piping therefor; shallow and deep well centrifugal water systems pumps; boiler feed units, comprising a pumping unit, supply tank, float controlled make-up valve, and piping therefor; for condensation return units, comprising a pumping unit, supply tank, float controlled switch, and piping therefor
Machinery