Hanqing Zhu

Follow

Person

Industrial Park, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Compressor having a shutdown valve
- Patent number 8,668,478
- Issue date Mar 11, 2014
- Emerson Climate Technologies, Inc.
- Xiaogeng Su
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Compressor having a shutdown valve
- Patent number 7,959,421
- Issue date Jun 14, 2011
- Emerson Climate Technologies, Inc.
- Xiaogeng Su
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll machine with seal
- Patent number 7,568,897
- Issue date Aug 4, 2009
- Emerson Climate Technologies, Inc.
- Walter T Grassbaugh
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll machine with single plate floating seal
- Patent number 7,338,265
- Issue date Mar 4, 2008
- Emerson Climate Technologies, Inc.
- Walter T Grassbaugh
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
COMPRESSOR HAVING A SHUTDOWN VALVE
- Publication number 20110236242
- Publication date Sep 29, 2011
- Xiaogeng Su
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Compressor Having A Shutdown Valve
- Publication number 20090068045
- Publication date Mar 12, 2009
- Xiaogeng Su
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SCROLL MACHINE WITH SEAL
- Publication number 20080175737
- Publication date Jul 24, 2008
- Walter T. Grassbaugh
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll machine with single plate floating seal
- Publication number 20060198748
- Publication date Sep 7, 2006
- Walter T. Grassbaugh
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...