Charles A. White

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Danbury, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for waste heat recovery and emission reduction
- Patent number 11,143,396
- Issue date Oct 12, 2021
- Preferred Utilities Manufacturing Corp.
- Daniel P Wallace
- F22 - STEAM GENERATION
Information Patent Grant
Apparatus for reducing emissions when burning various fuels
- Patent number 10,222,059
- Issue date Mar 5, 2019
- Preferred Utilities Manufacturing Corporation
- Daniel Patrick Wallace
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method for production of activated carbon
- Patent number 9,682,363
- Issue date Jun 20, 2017
- Preferred Utilities Manufacturing Corporation
- Jianhui Hong
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Waste Heat Recovery and Emission Reduction
- Publication number 20190186730
- Publication date Jun 20, 2019
- Preferred Utilities Manufacturing Corporation
- Daniel P Wallace
- F22 - STEAM GENERATION
Information Patent Application
APPARATUS FOR REDUCING EMISSIONS WHEN BURNING VARIOUS FUELS
- Publication number 20180051875
- Publication date Feb 22, 2018
- Preferred Utilities Manufacturing Corporation
- Daniel Patrick Wallace
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
METHOD FOR PRODUCTION OF ACTIVATED CARBON
- Publication number 20170128911
- Publication date May 11, 2017
- Preferred Utilities Manufacturing Corporation
- Jianhui Hong
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL