patents.jpg

Registration date

Items

Patent or Design

2002-10-10

 Temp. pressure and defrost control system

Registration  Patent

2002-11-22

 Educational binary refrigeration equipment

Registration  Design

2002-11-22

 Educational refrigeration equipment

Registration  Design

2003-10-23

 Educational refrigeration experimental device

Registration  Design

2004-05-11

 Heat pump refrigeration system

Registration  Patent

2004-11-11

 Brine refrigeration trainer

Registration  Patent

2004-12-13

 Refrigerant parallel expansion refrigeration trainer

Registration  Patent

2004-12-13

 Binary refrigeration training

Registration  Patent

2005-02-17

 Evaporation pressure, a parallel control experiment

Registration  Patent

2005-08-19

 Air conditioning experiment

Registration  Patent

2007-07-05

 Air conditioning experiment using liquid nitrogen

Registration  Patent

2006-09-05

 Sequence training device

Registration  Design

2006-03-23

 Sequence training device

Registration  Patent

2007-08-16

 Experiment, the device automatically measures the performance

Registration  Patent

2007-11-07

 Experiments with the device automatically measures the performance
 monitoring system

Registration  Patent

2007-11-07

 Radiation experimental equipment using sunlight or halogen lamp

Registration  Patent

2006-12-21

 Super low temperature binary refrigerator using ethane and propane

Application  Patent

2008-02-01

 Refrigeration PLC training device

Registration  Patent

2007-01-30

 Air conditioning refrigeration PLC operation device

Application  Design

2008-06-09

 Super low temperature refrigerator for Razor using ethane and propane

Registration  Patent

2008-08-19

 Car air conditioning system

Registration  Patent

2008-02-14

 Binary refrigerator

Application  Design

2008-02-14

 Binary refrigerator

Application  Patent

2008-08-19

 Refrigerator Heat load experimental  device

Registration  Design

2008-08-19

 Refrigerator Heat load experimental equipment

Registration  Patent

2008-08-19

 The output devices and radiation sun lighting experiment

Registration  Patent

2008-08-19

 Air conditioning trainer

Registration  Patent