Charles D. Thompson

Follow

Person

Hunter, UT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Gas-liquid dissolving tank
- Patent number 4,275,020
- Issue date Jun 23, 1981
- Envirotech Corporation
- David DiGregorio
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE