Junjie Gu

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Ottawa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for waste heat recovery and absorption gases u...
- Patent number 8,544,284
- Issue date Oct 1, 2013
- Petrochina North China Petrochemical Company
- Junjie Gu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Refrigeration system
- Patent number 7,685,839
- Issue date Mar 30, 2010
- Junjie Gu
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR WASTE HEAT RECOVERY AND ABSORPTION GASES U...
- Publication number 20110314844
- Publication date Dec 29, 2011
- Junjie Gu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
AMMONIA REFRIGERATION SYSTEM
- Publication number 20110167864
- Publication date Jul 14, 2011
- THERMALFROST INC.
- Junjie Gu
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigeration system
- Publication number 20060010905
- Publication date Jan 19, 2006
- Junjie Gu
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...