Roger Nichols

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Plum, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for removing gaseous pollutants from a gas stream
- Patent number 8,137,649
- Issue date Mar 20, 2012
- Alcoa Inc.
- Rajat Ghosh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Systems and methods for removing gaseous pollutants from a gas stream
- Patent number 7,906,089
- Issue date Mar 15, 2011
- Alcoa Inc.
- Rajat Ghosh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Systems and methods for removing gaseous pollutants from a gas stream
- Patent number 7,645,430
- Issue date Jan 12, 2010
- Alcoa Inc.
- Rajat Ghosh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR REMOVING GASEOUS POLLUTANTS FROM A GAS STREAM
- Publication number 20110135554
- Publication date Jun 9, 2011
- ALCOA INC.
- Rajat Ghosh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR REMOVING GASEOUS POLLUTANTS FROM A GAS STREAM
- Publication number 20100175552
- Publication date Jul 15, 2010
- ALCOA INC.
- Rajat Ghosh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR REMOVING GASEOUS POLLUTANTS FROM A GAS STREAM
- Publication number 20090092529
- Publication date Apr 9, 2009
- ALCOA INC.
- Rajat Ghosh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL