George W. Smith

Follow

Person

Waukesha, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Orbal wastewater treatment process
- Patent number 4,975,197
- Issue date Dec 4, 1990
- Envirex Inc.
- John W. Wittmann
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Activated sludge wastewater treatment process
- Patent number 4,961,854
- Issue date Oct 9, 1990
- Envirex Inc.
- John W. Wittmann
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Side channel clarifier
- Patent number 4,663,038
- Issue date May 5, 1987
- Envirex Inc.
- George W. Smith
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Vertical looped reactor tank with delayed air release feature
- Patent number 4,629,559
- Issue date Dec 16, 1986
- Envirex Inc.
- George W. Smith
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Clarifier with overflow scum removal
- Patent number 4,009,106
- Issue date Feb 22, 1977
- Envirex Inc.
- George W. Smith
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE