Chongzheng Na

Follow

Person

Ann Arbor, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for perchlorate removal from ground water
- Patent number 7,157,006
- Issue date Jan 2, 2007
- The Penn State Research Foundation
- Fred S. Cannon
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for perchlorate removal from ground water
- Patent number 6,881,348
- Issue date Apr 19, 2005
- The Penn State Research Foundation
- Fred S. Cannon
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Method for perchlorate removal from ground water
- Publication number 20050167366
- Publication date Aug 4, 2005
- The Penn State Research Foundation
- Fred S. Cannon
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method for perchlorate removal from ground water
- Publication number 20030080065
- Publication date May 1, 2003
- The Penn State Research Foundation
- Fred S. Cannon
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL