David G. Doman

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Surrey, CA

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Patents Grantslast 30 patents

Information Patent Grant
Adsorbent coating compositions, laminates and adsorber elements
- Patent number 7,902,114
- Issue date Mar 8, 2011
- Xebec Adsorption Inc.
- Bowie G. Keefer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Flow regulated pressure swing adsorption system
- Patent number RE40006
- Issue date Jan 22, 2008
- QuestAir Technologies Inc.
- Bowie G. Keefer
- 095 - Gas separation: processes
Information Patent Grant
Modular pressure swing adsorption apparatus
- Patent number 7,094,275
- Issue date Aug 22, 2006
- QuestAir Technologies, Inc.
- Bowie G. Keefer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ADSORBENT COATING COMPOSITIONS, LAMINATES AND ADSORBER ELEMENTS COM...
- Publication number 20090025553
- Publication date Jan 29, 2009
- QUESTAIR TECHNOLOGIES INC.
- Bowie G. Keefer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL